Panasonic SA-PT750PC Service Manual

Panasonic SA-PT750PC Service Manual

Dvd home theater sound system
Table of Contents

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Specifications

lGENERAL
Power Supply:
Power Consumption:
Dimensions (W×H×D):
Mass:
Operating Temperature Range:
Operating Humidity Range:
lAMPLIFIER SECTION
RMS Output Power: Dolby Digital Mode
lTotal RMS Dolby Digital mode power:
At 1 kHz and total harmonic of 10%
lFront Ch:
lCenter Ch:
lSurround Ch:
At 100 Hz and total harmonic of 10%
lSubwoofer Ch:
FTC Output Power: Dolby Digital Mode
lTotal FTC Dolby Digital mode power:
At 120 Hz - 20 kHz and total harmonic of 1%
lFront Ch:
lCenter Ch:
AC 120 V, 60 Hz
131 W
430×75×424 mm
(16-15/16"×2-15/16"×16-11/16")
Main unit 5 kg (11.02 Ibs)
+5°C to +35°C (+41°F to
+95°F)
5% to 90% RH (no
condensation)
1000 W
125 W / Channel (3 Ω)
250 W / Channel (6 Ω)
125 W / Channel (3 Ω)
250 W / Channel (6 Ω)
428 W
63 W / Channel (3 Ω)
113 W / Channel (6Ω)
DVD Home Theater Sound System
SA-PT750P
SA-PT750PC
Colour
(K).......................Black Type
lSurround Ch:
At 45 Hz - 120 Hz and total harmonic of 1%
lSubwoofer Ch:
lFM/AM TUNER, TERMINALS SECTION
Preset Memory:
Frequency Modulation (FM)
Frequency range:
Sensitivity:
S/N 26 dB:
Antenna terminals:
Amplitude Modulation (AM/MW):
Frequency range:
AM Sensitivity S/N 20 dB at
1000 kHz:
Phone Jack:
Terminal:
Music Port (Front):
Sensitivity:
Terminal (Input):
lDISC SECTION
Discs played [8 cm (3") or 12 cm (5")]:
© 2007 Matsushita Electric Industrial Co., Ltd. All
rights
reserved.
distribution is a violation of law.
ORDER NO. MD0702001CE
A6
34 W / Channel (3Ω)
121 W / Channel (6Ω)
FM 30 stations
AM / MW 30 stations
87.9-107.9 MHz
(200-kHz step)
87.5-108.0 MHz
(100-kHz step)
2.5 µV (IHF)
2.2 µV
75 Ω (unbalanced)
520-1710 kHz (10-kHz step)
560 µV/m
Stereo, 3.5 mm (1/8") jack
100 mV, 1.2 kΩ
Stereo, 3.5 mm (1/8") jack
Unauthorized
copying
and

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Summary of Contents for Panasonic SA-PT750PC

  • Page 1: Specifications

    ORDER NO. MD0702001CE DVD Home Theater Sound System SA-PT750P SA-PT750PC Colour (K).......Black Type Specifications lGENERAL lSurround Ch: 34 W / Channel (3Ω) Power Supply: AC 120 V, 60 Hz At 45 Hz - 120 Hz and total harmonic of 1%...
  • Page 2 SA-PT750P / SA-PT750PC (1) DVD (DVD-Video) (2) DVD-RAM [DVD-VR, MP3 (*2, 5), JPEG (*4, 5)] (3) DVD-R [DVD-Video, DVD-VR, MP3 (*2, 5), JPEG (*4, 5)] (4) DVD-R DL (DVD-Video, DVD-VR) (5) DVD-RW [DVD-Video, DVD-VR, MP3 (*2, 5), JPEG (*4, 5)]...
  • Page 3: Table Of Contents

    SA-PT750P / SA-PT750PC CONTENTS Page Page 1 Safety Precautions 10.5. Disassembly of Front Panel 1.1. GENERAL GUIDELINES 10.6. Disassembly of Panel P.C.B. & Key P.C.B. 1.2. Before Repair and Adjustment 10.7. Dissassembly of Tray Base Assembly 1.3. Protection Circuitry 10.8. Disassembly of Mechanism Base Assembly 1.4.
  • Page 4 SA-PT750P / SA-PT750PC 12.4. Checking & Repair Main P.C.B. 20 Schematic Diagram 12.5. Checking & Repair SMPS P.C.B. 20.1. DVD Module (DV5/HDMI) Circuit 12.6. Checking & Repair D-Amp P.C.B. 20.2. XM Module & Main Circuit 12.7. Checking & Repair DVD Module P.C.B.
  • Page 5: Safety Precautions

    SA-PT750P / SA-PT750PC 1 Safety Precautions 1.1. GENERAL GUIDELINES 1. When servicing, observe the original lead dress. If a short circuit is found, replace all parts which have been overheated or damaged by the short circuit. 2. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed.
  • Page 6: Protection Circuitry

    SA-PT750P / SA-PT750PC 1.2.1. Caution for fuse replacement 1.3. Protection Circuitry The protection circuitry may have operated if either of the following conditions are noticed: · No sound is heard when the power is turned on. · Sound stops during a performance.
  • Page 7 SA-PT750P / SA-PT750PC Reference No. Part No. Part Name & Description Remarks FP2902 K5H5012A0010 FUSE PROTECTOR P5701 K2AB2B000010 JACK K2CB2CB00018 AC CORD C5700 F1BAF1020020 1000P C5701 ECQU2A334MLA 0.33 C5703 ECQU2A224MLC 0.22 C5704 F1BAF1020020 1000P C5705 F1BAF1020020 1000P...
  • Page 8: Prevention Of Electro Static Discharge (Esd) To

    SA-PT750P / SA-PT750PC 2 Prevention of Electro Static Discharge (ESD) to Electrostatically Sensitive (ES) Devices Some semiconductor (solid state) devices can be damaged easily by static electricity. Such components commonly are called Electrostatically Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits and some field-effect transistors and semiconductor "chip"...
  • Page 9: Precaution Of Laser Diode

    SA-PT750P / SA-PT750PC 3 Precaution of Laser Diode CAUTION: This unit utilizes a Class I/Class II (P), Class 1M/Class 1 (PC) laser. Invisible laser radiation is emitted from the optical pickup lens. Wavelength: 662nm(DVD)/785nm(CD). Maximum output radiation power from pickup: 100µW/VDE When the unit is turned on: 1.
  • Page 10: About Lead Free Solder (Pbf)

    SA-PT750P / SA-PT750PC 4 About Lead Free Solder (PbF) 4.1. Service caution based on legal restrictions 4.1.1. General description about Lead Free Solder (PbF) The lead free solder has been used in the mounting process of all electrical components on the printed circuit boards used for this equipment in considering the globally environmental conservation.
  • Page 11: Handling Precautions For Traverse Unit

    SA-PT750P / SA-PT750PC 5 Handling Precautions for Traverse Unit The laser diode in the optical pickup unit may break down due to static electricity of clothes or human body. Special care must be taken avoid caution to electrostatic breakdown when servicing and handling the laser diode.
  • Page 12 SA-PT750P / SA-PT750PC...
  • Page 13: Accessories

    SA-PT750P / SA-PT750PC 6 Accessories Video Cable Remote control AC cord AM loop antenna Speaker label FM antenna...
  • Page 14: Operation Procedures

    [>, < SELECT] : DVD/CD, FM/AM, XM, AUX, MUSIC P., OPTION The below function is available only when using the Television operations optional Panasonic wireless sound system SH-FX85. [2ND SELECT] [2ND SELECT]: Change the source for the second room MAIN SOURCE (follows the selected source for the...
  • Page 15: Main Unit Key Buttons Operations

    SA-PT750P / SA-PT750PC 7.2. Main Unit Key Buttons Operations Standby/on switch [POWER OPEN/CLOSE / -TUNE MODE / —FM MODE Turn the main unit on/off. Open/Close the disc drawer Stop playing/ Press to switch the unit from on to Select the tuning mode standby mode or vice versa.
  • Page 16: Wireless Surround

    SA-PT750P / SA-PT750PC 7.3. Wireless Surround 7.3.1. Wireless System Key Buttons Operations (SE-FX65) Use this button to turn the wireless system AUTO OPERATION ON/OFF INDICATOR on and off. The indicator lights red when the wireless system is turned on and lights green when the : The unit is on.
  • Page 17: Using The Ez Sync Hdavi Control

    EZ Sync HDAVI Control is a convenient function that offers linked operation of this unit and Panasonic TV (VIERA) with EZ Sync HDAVI Power off link Control. You can use this function by connecting the equipment with the HDMI cable.
  • Page 18: Using The Xmョ Satellite Radio

    To prevent interference with wireless equipment, place the antenna away quent explicit language are indicated with an XL. Channel blocking is avail- from this unit, Panasonic wireless sound system SH-FX80/SH-FX85, able for XM radio receivers by calling 1-800-XMRADIO (U.S. residents) or Panasonic wireless system SH-FX50/SH-FX60/SH-FX65, and other 1-877-GET-XMSR (Canada residents).
  • Page 19: Using The Music Port

    SA-PT750P / SA-PT750PC 7.6. Using the Music Port...
  • Page 20: About Ipod

    SA-PT750P / SA-PT750PC 7.7. About iPod 7.7.1. iPod Connection Charging the iPod Dock adapter for Dock adapter for Dock adapter for iPod 5th generation iPod 5th generation Pod nano 2nd generation (video) (60GB, 80GB) (video) (30GB) (aluminum) iPod (not included)
  • Page 21: Using The Ipod

    SA-PT750P / SA-PT750PC 7.7.2. Using the iPod Preparation Adjust the volume on the iPod to a normal listening level. Reduce the volume of the main unit. Confirm the iPod connection ( OI page 8). >, < Press [ SELECT] repeatedly to select "OPTION".
  • Page 22: Disc Information

    SA-PT750P / SA-PT750PC 7.8. Disc Information 7.8.1. Disc Playability (Media) Commercial discs Indicated in these Disc Logo Remarks instructions by DVD-Video High quality movie and music discs [DVD-V] Music discs with video Video CD [VCD] Including SVCD (Conforming to IEC62107)
  • Page 23 SA-PT750P / SA-PT750PC 7.8.2. File Extension Type Support (WMA/MP3/JPEG) Format Disc Extension Reference [WMA] CD-R/RW ".WMA" Compatible compression rate: between 48 kbps and 320 kbps ".wma" You cannot play WMA files that are copy-protected. This unit does not support Multiple Bit Rate (MBR: an encoding process for audio content that produces an audio file encoded at several different bit rates).
  • Page 24: New Features

    SA-PT750P / SA-PT750PC 8 New Features 8.1. About HDMI 8.1.1. What is HDMI? 8.1.2. Advanced Digital Pictures...
  • Page 25 SA-PT750P / SA-PT750PC 8.1.3. Advanced Digital Sound 8.1.4. Easy to Use 8.1.5. HDMI Compatible Products...
  • Page 26: Wireless Features

    SA-PT750P / SA-PT750PC 8.2. Wireless Features 8.2.1. Function Overview Year 2007 PT models support wireless which includes FX65/FX66, wireless subwoofer and FX85 as described below:- 8.2.1.1. FX65/FX66 · The FX65/FX66 supports one-way wireless transmission only, that is, it will only transmit wireless audio signal to the rear surround speakers.
  • Page 27 SA-PT750P / SA-PT750PC 8.2.2. Block Diagram · There are two types of transmitter cards, Type A and Type B, and two types of receiver modules, Type 1 and Type 2 for the wireless configuration. The block diagrams below describe the differences of each of the types.
  • Page 28 SA-PT750P / SA-PT750PC 8.2.2.2. TX-TYPE B / RX-TYPE 2 Note: FX65/FX66 SIGNAL FLOW - FX85 S S IGNAL F F LOW - ONE WAY AND SIMULTANEOUS - FX65/FX66 + FX85 - FX65/FX66 TRANSMITTER NOT USED, NEED TO IDSET FX65/FX66 - TX TYPE B BUT RX...
  • Page 29 SA-PT750P / SA-PT750PC if the second room selector is in Main Source (with the first room user in CD/DVD or iPod) and iPod. · Stop Button This button will send command to the main unit to stop CD/DVD as well as the iPod. This function is therefore meaningful only if the second room selector is in Main Source (if the first room user is in CD/DVD mode or iPod) and iPod.
  • Page 30 SA-PT750P / SA-PT750PC 8.2.6. FX Configurations There are four types of configurations for the FX series. This is explained by the following illustrations below: Case 1: FX65/FX66 · This is the basic configuration of FX65/FX66 whereby it is only receiving wireless surround audio signal from the main set. This uses a Type A transmitter which is only able to send audio in one direction.
  • Page 31 SA-PT750P / SA-PT750PC CH2/AB CH2/AB Case 3 B: FX65/FX66 + FX85 + Wireless Subwoofer (for PTX7, PT1050) · In this configuration, all audio source for the Type 1 subwoofer and Type 1 first room receiver (FX65/FX66) through streams AB via Ch 2 and Type 2 second room receiver (FX85) comes from transmitter B through streams CD via Ch 1. For this configuration, the user must perform ID setting for FX85 if it is sold as an accessory, but for bundled type, it already is paired with the transmitter.
  • Page 32: Doctor Mode

    SA-PT750P / SA-PT750PC 8.2.7. User Operation Flow START Is Tx card inserted? Insert Tx card POWER ON MAINSET Is there audio source playing? Play music Is music heard on CHECK FOR SPEAKER Is wireless link led wireless surround WIRE CONNECTIONS...
  • Page 33: Self-Diagnosis And Special Mode Setting

    SA-PT750P / SA-PT750PC 9 Self-Diagnosis and Special Mode Setting 9.1. Service Mode Summary Table The service modes can be activated by pressing various button combination on the main unit and remote control unit. Below is the summary for the various modes for checking:...
  • Page 34: Service Mode Table

    SA-PT750P / SA-PT750PC 9.2.1. Service Mode Table 1 Item Key Operation FL Display Mode Name Description Front Key Jitter check Jitter check. In STOP (no disc) mode, (Display 1) Jitter rate is measured and displayed. press [STOP] button on the...
  • Page 35 SA-PT750P / SA-PT750PC 9.2.2. Service Mode Table 2 Key Operation Item FL Display Mode Name Description Front Key (Display 1) DVD laser DVD laser drive current measurement. In STOP (no disc) mode, drive current DVD laser drive current is measured...
  • Page 36 SA-PT750P / SA-PT750PC 9.2.3. Service Mode Table 3 Item Key Operation FL Display Mode Name Description Front Key Micro-processor Micro-processor firmware version In STOP (no disc) (Display 1) firmware version display & EEPROM checksum display. mode, press [STOP] display &...
  • Page 37 SA-PT750P / SA-PT750PC Product Region TV Broadcasting Model Series Country Region Signal System Region Display Code OSD Menu Language System (Default) (Default) English, Spanish, Canadian P, PC, PX USA, Canada, PX NTSC NTSC (*A) French Japan NTSC NTSC (*A) Japanese, English...
  • Page 38 SA-PT750P / SA-PT750PC 9.2.4. Service Mode Table 4 Item Key Operation FL Display Mode Name Description Front Key DVD Module DVD Module P.C.B. firmware version In STOP (no disc) P.C.B. firmware is displayed on the FL Display. mode, press [STOP]...
  • Page 39 SA-PT750P / SA-PT750PC 9.2.5. Service Mode Table 5 Item Key Operation FL Display Mode Name Description Front Key Timer 1 check Timer 1 check In STOP (no disc) (Display 1) Laser operation timer is measured mode, press [STOP] separately for DVD laser and CD laser.
  • Page 40 SA-PT750P / SA-PT750PC 9.2.6. Optical Pick-up Self-Diagnosis The optical pickup self-diagnosis function and tilt adjustment check function have been included in this unit. When repairing, use the following procedure for effective self-diagnosis and tilt adjustment. Be sure to use the self-diagnosis function before replacing the optical pickup when "NO DISC"...
  • Page 41 SA-PT750P / SA-PT750PC 9.2.7. Reliability Test Mode (RC1 Mechanism) 9.2.7.1. Test Mode List Item Key Operation FL Display Mode Name Front Key Description Combination The operation of the RC1 mechanism is In STOP mode, press & carried out for the tray open/close, tray...
  • Page 42 SA-PT750P / SA-PT750PC 9.2.7.2. Error Code Table Display · The mechanism unit is equipped with fail-safe protection for the “OPEN/CLOSE”, “TURN” & “UP/DOWN” operations. When it detects any abnormalities, the fail-safe protection will be performed with an error code being memorized & the power supply “OFF”...
  • Page 43: Wireless Service Mode Summary Table

    SA-PT750P / SA-PT750PC 9.3. Wireless Service Mode Summary Table The service modes can be activated by pressing various button combination on the player and remote control unit. Below is the summary of major checking: Player buttons Remote control unit buttons...
  • Page 44: Service Mode Table (Wireless)

    SA-PT750P / SA-PT750PC 9.4. Service Mode Table (Wireless) By pressing various button combinations on the player and remote control unit, you can activate the various service modes for checking. 9.4.1. Service Mode Table 1 Item Key Operation FL Display Mode Name...
  • Page 45 SA-PT750P / SA-PT750PC 9.4.2. Service Mode Table 2 Item Key Operation FL Display Mode Name Description Front Key (Display 1) RF Channel RF Channel 1 Display* Main room is in AUX mode. Selection Display FL Display sequence: Display 1 (Display 2)
  • Page 46: Dvd Self Diagnostic Function-Error Code

    SA-PT750P / SA-PT750PC 9.5. DVD Self Diagnostic Function-Error Code 9.5.1. Mechanism Error Code Table Error Diagnosis Contents Description of error Automatic FL Display Remarks Code H01 Tray loading error The tray opening and closing is Press [ STOP] on abnormal. CLOSE and OPEN of the main unit for next error.
  • Page 47 SA-PT750P / SA-PT750PC 9.5.2. DVD Module Error Code Table Error Diagnosis Contents Description of error Automatic FL Display Remarks Code U702 HDMI/DVI I2C The communication error of I2C Press [ STOP] on communication error when connecting it with HDMI/ main unit for next error.
  • Page 48 SA-PT750P / SA-PT750PC 9.5.3. Power Supply Error Code Table Error Diagnosis Contents Description of error Automatic FL Display Remarks Code F61 The abnormalities In normal operation, when DCDET2 Press [ STOP] on in an output or power goes to "L" (Low) (Not during POWER main unit for next error.
  • Page 49 SA-PT750P / SA-PT750PC 9.5.5. XM Satellite Radio Code Table Diagnosis Contents Description of Contents Automatic FL Display Remarks Error Code XM Radio Selection It takes a short time for the XM radio to RADIO power up after selecting the sourceon the main unit.
  • Page 50: Sales Demonstration Lock Function

    SA-PT750P / SA-PT750PC 9.5.6. USB Error Code Table Error Diagnosis Contents Description of error Automatic FL Display Remarks Code F650 USB device: Devices Devices other than the mass storage Press [ STOP] on other than mass class are connected. main unit for next error.
  • Page 51: Service Precautions

    SA-PT750P / SA-PT750PC 9.7. Service Precautions 9.7.1. Recovery after the DVD player is repaired · When the FLASH ROM IC or DVD Module P.C.B. is replaced, carry out the recovery processing to optimize the drive. Playback the recovery disk to process the recovery automatically.
  • Page 52: Assembling And Disassembling

    SA-PT750P / SA-PT750PC 10 Assembling and Disassembling “ATTENTION SERVICER” Be careful when disassembling and servicing. Some chassis components may have sharp edges. Special Note: 1. This section describes the disassembly procedures for all the major printed circuit boards and main components.
  • Page 53 SA-PT750P / SA-PT750PC · Disassembly of Drive Gear (A) & Drive Gear (B) · Disassembly of Magnet Holder, Washer, Magnet & Clamper · Disassembly of Support Piece, Change Lever, Slide Plate (L) & Slide Plate (R) · Disassembly of Cam Gear...
  • Page 54: Disassembly Flow Chart

    SA-PT750P / SA-PT750PC 10.1. Disassembly Flow Chart 10.3. Top Cabinet 10.9. Rear Panel 10.10. XM Module P.C.B. 10.4. Tray Lid Assembly 10.5. Front Panel 10.6. Panel & Key P.C.B. 10.7. Tray Base Assembly 10.18. SMPS & AC-Inlet 10.8. Mechanism Base 10.12.
  • Page 55: Main Components And P.c.b. Locations

    SA-PT750P / SA-PT750PC 10.2. Main Components and P.C.B. Locations...
  • Page 56: Disassembly Of Top Cabinet

    SA-PT750P / SA-PT750PC 10.3. Disassembly of Top Cabinet Step 1 Remove 4 screws from the top cabinet. Note: You can push back the tray base assembly by keeping Step 2 Remove 3 screws from the rear panel. the open lock gear pressed in anti clockwise direction.
  • Page 57: Disassembly Of Panel P.c.b. & Key P.c.b

    SA-PT750P / SA-PT750PC · Disassembly of Panel P.C.B. & Key P. C. B. Step 4 Remove 7 screws. Step 5 Remove Panel P.C.B. and Key P.C.B. 10.7. Dissassembly of Tray Base Step 3 Release the tabs at each side of the front panel.
  • Page 58: Disassembly Of Mechanism Base Assembly

    SA-PT750P / SA-PT750PC Step 3 Lift up the right side of the mechanism unit to detach FFC cables from the connectors (FP8251 & FP8531) on DVD Step 3 Detach FFC cable from the connector (CN7003) on Module P.C.B. Tray P.C.B.
  • Page 59: Disassembly Of Xm Module

    SA-PT750P / SA-PT750PC P.C.B. Step 4 Release the tabs of the rear panel in the direction of the arrow. Step 5 Remove the rear panel in the direction of arrow. 10.11. Disassembly of Wireless Adapter P.C.B. · Follow (Step 1) to (Step 3) of Item 10.3.
  • Page 60: Disassembly Of Tray

    SA-PT750P / SA-PT750PC 10.12. Disassembly of Tray P.C.B. 10.13. Disassembly of D-Amp P.C.B · Follow (Step 1) to (Step 3) of Item 10.3. · Follow (Step 1) to (Step 3) of Item 10.3. · Follow (Step 1) to (Step 3) of Item 10.4.
  • Page 61: Disassembly Of Digital Amp Ic (Ic5000)

    SA-PT750P / SA-PT750PC Step 2 Remove 1 screw from the top of the heatsink unit A. Step 6 Remove 5 screws on the rear panel. Step 3 Remove the TR spring in the direction of arrow. Step 7 Release the tab in the direction of the arrow.
  • Page 62: Disassembly Of Main

    SA-PT750P / SA-PT750PC Step 1 Remove 2 screws on DVD Module P.C.B. Step 2 Remove the top FFC cover from Main P.C.B. Step 3 Remove the mecha bracket. Step 4 Detach FFC cable from the connectors (CN5802) on SMPS P.C.B. and on Main P.C.B. (CN2001, CN2003, CN2007, Step 4 Detach FFC cable from the connectors (CN2001 &...
  • Page 63: Disassembly Of Regulator Ic (Ic2903)

    SA-PT750P / SA-PT750PC Note : Refer to the diagrams of Main P.C.B. (Item 10.16.) for location of the part. 10.18. Disassembly of SMPS & AC- Inlet P.C.B. · Follow (Step 1) to (Step 3) of Item 10.3. 10.17. Disassembly of Regulator IC ·...
  • Page 64: Disassembly Of D-Port P.c.b

    SA-PT750P / SA-PT750PC Main P.C.B. Step 3 Remove D-Port P.C.B. Step 7 Remove SMPS & AC-Inlet P.C.B. 10.20. Disassembly of Switch Regulator IC (IC5701) · Follow (Step 1) to (Step 3) of Item 10.3. · Follow (Step 1) to (Step 3) of Item 10.4.
  • Page 65: Disassembly Of Regulator Diode (D5803)

    SA-PT750P / SA-PT750PC Caution: Handle the heatsink unit B with caution due to its Caution: Handle the heatsink unit C with caution due to its high temperature after prolonged use. Touching it may high temperature after prolonged use. Touching it may lead to injuries.
  • Page 66: Disassembly Of Regulator Diode (D5702)

    SA-PT750P / SA-PT750PC Caution: Handle the heatsink unit D with caution due to its Caution: Handle the small heat sink with caution due to its high temperature after prolonged use. Touching it may high temperature after prolonged use. Touching it may lead to injuries.
  • Page 67: Disassembly Of Open Lock Gear

    SA-PT750P / SA-PT750PC 10.26. Disassembly of Open Lock Gear 10.27. Disassembly of Close Lock · Follow (Step 1) to (Step 3) of Item 10.3. Gear · Follow (Step 1) to (Step 3) of Item 10.4. · Follow (Step 1) to (Step 4) of Item 10.5.
  • Page 68: Disassembly Of Tray Motor

    SA-PT750P / SA-PT750PC Step 3 Remove Sensor P.C.B. from the tray base assembly. 10.28. Disassembly of Tray Motor 10.30. Disassembly of Traverse Unit P.C.B. · Follow (Step 1) to (Step 3) of Item 10.3. · Follow (Step 1) to (Step 3) of Item 10.3.
  • Page 69: Disassembly Of Pulley Gear

    SA-PT750P / SA-PT750PC Step 4 Remove the pulley gear. 10.31. Disassembly of Pulley Gear · Follow (Step 1) to (Step 3) of Item 10.3. · Follow (Step 1) to (Step 3) of Item 10.4. · Follow (Step 1) to (Step 4) of Item 10.5.
  • Page 70: Disassembly Of Drive Gear (A) & Drive Gear (B)

    SA-PT750P / SA-PT750PC 10.34. Disassembly of Magnet 10.33. Disassembly of Drive Gear (A) Holder, Washer, Magnet & & Drive Gear (B) Clamper · Follow (Step 1) to (Step 3) of Item 10.3. · Follow (Step 1) to (Step 3) of Item 10.3.
  • Page 71: Disassembly Of Support Piece, Change Lever, Slide Plate (L) & Slide Plate (R)

    SA-PT750P / SA-PT750PC 10.35. Disassembly of Support Piece, Change Lever, Slide Plate (L) & Slide Plate (R) · Disassembly of Change Lever, Slide Plate (L) & Slide Plate · Follow (Step 1) to (Step 3) of Item 10.3. (R). · Follow (Step 1) to (Step 3) of Item 10.4.
  • Page 72: Disassembly Of Cam Gear

    SA-PT750P / SA-PT750PC (B) as marking on gear with arrow.) Step 2 Make sure drive gear (A) is in vertical position. Step 3 Keep the open lock gear pressed in the position shown. Step 4 Connect FFC cable at the connector (CN7003) on Tray P.C.B.
  • Page 73: Service Fixture And Tools

    SA-PT750P / SA-PT750PC 11 Service Fixture and Tools Prepare service tools before proccess service position. Service Tools Loading Motor P.C.B. - Main REEX0633 (11 pin) P.C.B. 12 Service Positions 12.2. Checking & Repair D-Port P.C.B. 12.1. Checking & Repair XM Module Step 1 Disassemble the top cabinet.
  • Page 74: Checking & Repair Main P.c.b

    SA-PT750P / SA-PT750PC Step 2 Disassemble the tray lid assembly. Note: Avoid the contact between the mechanism base assembly and the DVD Module P.C.B. by placing an object Step 3 Disassemble the front panel. beneath the mechanism base assembly. Step 4 Disassemble Panel & Key P.C.B.
  • Page 75: Checking & Repair Smps

    SA-PT750P / SA-PT750PC Note: AC-Inlet P.C.B can be placed on an object (eg. box) to avoid its contact with mechanism base assembly. Step 24 Turn over Main P.C.B. vertically and place it according Caution: Be careful of power heatsinks located on SMPS to the diagram shown below.
  • Page 76 SA-PT750P / SA-PT750PC...
  • Page 77: Measurements And Adjustments

    SA-PT750P / SA-PT750PC 13 Measurements and Adjustments 13.1. Service Tools and Equipment Application Name Number Tilt adjustment DVD test disc DVDT-S20 [SPG] TORX screw driver (T6) Available on sales route. (T6) or RFKZ0185 [SPG] Others Grease RFKXPG641 [SPG] Confirmation CD test disc...
  • Page 78: Optical Adjustment

    SA-PT750P / SA-PT750PC 13.4. Optical adjustment 13.4.1. Optical pickup tilt adjustment Measurement point Adjustment point Mode Disc Tangential adjustment screw T01 (inner periphery) play DVDT-S20 [SPG] Tilt adjustment screw T30 (center periphery) T43 (outer periphery) play Measuring equipment Adjustment value None (Main unit display for servicing is used.)
  • Page 79: Abbreviations

    SA-PT750P / SA-PT750PC 14 Abbreviations INITIAL/LOGO ABBREVIATIONS ERROR TORQUE CONTROL ERROR TORQUE CONTROL INITIAL/LOGO ABBREVIATIONS REFERENCE A0~UP ADDRESS ENCSEL ENCODER SELECT ACLK AUDIO CLOCK ETMCLK EXTERNAL M CLOCK (81MHz/40.5MHz) AD0~UP ADDRESS BUS ETSCLK EXTERNAL S CLOCK (54MHz) ADATA AUDIO PES PACKET DATA...
  • Page 80 SA-PT750P / SA-PT750PC INITIAL/LOGO ABBREVIATIONS INITIAL/LOGO ABBREVIATIONS READ ENABLE VBLANK V BLANKING RFENV RF ENVELOPE COLLECTOR POWER SUPPLY RF PHASE DIFFERENCE OUTPUT VOLTAGE (CD-ROM) REGISTER SELECT VCDCONT VIDEO CD CONTROL (TRACKING RSEL RF POLARITY SELECT BALANCE) RESET DRAIN POWER SUPPLY VOLTAGE...
  • Page 81: Voltage And Waveform Chart

    SA-PT750P / SA-PT750PC 15 Voltage and Waveform Chart 15.1. DVD Module P.C.B. Ref No. IC3901 MODE CD PLAY Ref No. IC3901 MODE CD PLAY IC3901 Ref No. MODE CD PLAY IC3901 Ref No. MODE CD PLAY IC3901 Ref No. MODE...
  • Page 82 SA-PT750P / SA-PT750PC IC8601 Ref No. MODE CD PLAY IC8606 Ref No. MODE CD PLAY IC8611 Ref No. MODE CD PLAY Ref No. IC8651 MODE CD PLAY IC8651 Ref No. MODE CD PLAY IC8651 Ref No. MODE CD PLAY Ref No.
  • Page 83: Main P.c.b

    SA-PT750P / SA-PT750PC 15.2. Main P.C.B. IC2001 Ref No. MODE CD PLAY STANDBY IC2001 Ref No. MODE CD PLAY STANDBY IC2001 Ref No. MODE CD PLAY STANDBY IC2001 Ref No. MODE CD PLAY STANDBY Ref No. IC2001 MODE CD PLAY STANDBY Ref No.
  • Page 84: D-Amp P.c.b

    SA-PT750P / SA-PT750PC Q2001 Q2003 Q2006 Q2010 Q2011 Ref No. MODE CD PLAY STANDBY -7.1 -9.8 -7.7 Q2012 Q2013 Q2096 Q2097 Ref No. MODE CD PLAY STANDBY Q2101 Q2201 Q2801 Q2900 Ref No. MODE 16.7 -0.6 CD PLAY -4.7 -4.7 -4.7...
  • Page 85: Xm Module P.c.b

    SA-PT750P / SA-PT750PC 15.5. XM Module P.C.B. Ref No. MODE CD PLAY STANDBY Ref No. MODE CD PLAY STANDBY Ref No. MODE CD PLAY STANDBY Ref No. MODE CD PLAY STANDBY Ref No. MODE CD PLAY STANDBY SA-PT750P/PC XM MODULE P.C.B.
  • Page 86: Waveform Chart

    SA-PT750P / SA-PT750PC 15.8. Waveform Chart 15.8.1. Waveform 1 WF No. IC2001-15 (PLAY) WF No. IC2101-14,19 (PLAY) WF No. IC2101-15,16,17, 18 (PLAY) 5.2Vp-p(100nsec/div) 2.8Vp-p(100sec/div) 2.4Vp-p(200usec/div) 8Vp-p(200usec/div) WF No. IC2101-91 (PLAY) WF No. IC2101-95, 96 (PLAY) 1.5Vp-p(200usec/div) 3.2Vp-p(200usec/div) 1.4Vp-p(200usec/div) 3.2Vp-p(200usec/div) WF No. IC2102- 7(PLAY) WF No.
  • Page 87 SA-PT750P / SA-PT750PC 15.8.2. Waveform 2 WF No. IC5200-2,22 (PLAY) WF No. IC5300- 1 (PLAY) WF No. IC5300-10,14 (PLAY) WF No. IC5300-2,22 (PLAY) 0.6Vp-p(200usec/div) 5.8Vp-p(1usec/div) 76Vp-p(1usec/div) 0.6Vp-p(200usec/div) WF No. IC5500-1,3,5 (PLAY) WF No. IC5500-8 (PLAY) WF No. IC5701-1 (PLAY) WF No. IC5701-2,3,4 (PLAY) 7.2Vp-p(500nsec/div)
  • Page 88: Illustration Of Ic's, Transistors And Diodes

    SA-PT750P / SA-PT750PC 16 Illustration of IC's, Transistors and Diodes C0ABBB000230 (8p) C0JBAB000902 (14p) C0HBB0000057 (44p) RFKWMHB0G320 C0ABBB000350 (8p) C0JBAF000716 (14p) C1AB00002670 (48p) C0DBZYE00002 (8p) C1AB00002735 (100p) C0JBAR000002 (16p) C0DBZYY00018 (8p) MN2DS0018VP (216p) C0JBAZ001251 (20p) C0EBA0000029 (4p) C2CBYY000442 (100p) C3ABPG000145 (54p) No.1...
  • Page 89: Wiring Connection Diagram

    SA-PT750P / SA-PT750PC 17 Wiring Connection Diagram TO FAN UNIT P5701 H6901 CN5501 AC-INLET P.C.B. KEY P.C.B. AC IN (SOLDER SIDE) 120V 60HZ (SOLDER SIDE) D-AMP P.C.B. SMPS P.C.B. (SOLDER SIDE) (SOLDER SIDE) JK5001 SUBWOOFER H5500 CENTER SPEAKER SENSOR FRONT SPEAKER R...
  • Page 90 SA-PT750P / SA-PT750PC...
  • Page 91: Block Diagram

    SA-PT750P / SA-PT750PC 18 Block Diagram 18.1. System Control T2900 SWITCHING FL6901 TRANSFORMER IC2001 C2CBYY000442 CN6902 CN7002 CN7001 CN2007 FL DISPLAY SYSTEM CONTROL FP2902 CN6902 CN7002 CN7001 CN2007 C +9V +18V Q2900 CN9102 CN7003 CN7004 CN2011 DISC SENSE AGC EN...
  • Page 92: Dvd (Servo)

    SA-PT750P / SA-PT750PC 18.2. DVD (Servo) : DVD RF SIGNAL LINE : CD HEAD SIGNAL LINE : TRACKING ERROR SIGNAL LINE : DVD HEAD SIGNAL LINE : MOTOR DRIVE SIGNAL LINE : FOCUS ERROR SIGNAL LINE IC8001 IC8251 MN2DS0018VP C0GBG0000048 OPTICAL PICK UP UNIT DV5.0 LSI...
  • Page 93: Dvd (Video/Audio)

    SA-PT750P / SA-PT750PC 18.3. DVD (Video/Audio) : DVD RF SIGNAL LINE : DVD AUDIO SIGNAL LINE : DVD VIDEO SIGNAL LINE : MAIN SIGNAL LINE IC8421 IC8001 C0FBBK000050 MN2DS0018VP AUDIO DAC DV5.0 LSI OPTICAL PIC-UP UNIT FP8531 OUTPUT AMP AND...
  • Page 94: Dvd Interface

    SA-PT750P / SA-PT750PC 18.4. DVD Interface : DVD AUDIO SIGNAL LINE : DVD VIDEO SIGNAL LINE : MAIN SIGNAL LINE IC8001 IC2801 MN2DS0018VP C9ZB00000461 DV5.0 LSI VIDEO BUFFER BIAS Q8331 FP8101 CN2001 Y/PY/G CY IN 12 MHz DAC1 OUT BUFFER...
  • Page 95: Audio

    SA-PT750P / SA-PT750PC 18.5. Audio :MAIN SIGNAL LINE :FM,XM SIGNAL LINE :AUX, MUSIC PORT, IPOD SIGNAL LINE IC2105 C0JBAR000002 WIRELESS CH1 SIGNAL SELECTOR IC2104 RECOUTL C0ABBB000230 DITIGAL WIRELESS CH1 AMP RECOUTR TRANSMITTER XM AOUT L IC8003 L CH CH1 LOUT...
  • Page 96: Audio Digital Amp

    SA-PT750P / SA-PT750PC 18.6. Audio Digital Amp + 30V SENSE - 30V SENSE IC5000 :MAIN SIGNAL LINE C1BA00000487 AUDIO DIGITAL POWER AMP SPEAKERS + 30V SENSE - 30V SENSE IC5200 FRONT L C1BA00000487 BOOT1 AUDIO DIGITAL POWER AMP FL +...
  • Page 97: Power

    SA-PT750P / SA-PT750PC 18.7. Power IC5799 T5751 MIP4110MSSCF SWITCHING BACKUP REGULATOR TRANSFORMER CN2004 CN5802 SYS6V SYS6V CN2004 CN5802 PCONT D5896 TO/FROM SYSTEM CONTROL CN2004 CN5802 SYNC CN2002 T+9V T+9V Q5899 PC5799 CURRENT FEED BACK C+9V LIMITING SWITCH M+9V Q2919 DC DETECT...
  • Page 98 SA-PT750P / SA-PT750PC...
  • Page 99: Schematic Diagram Notes

    SA-PT750P / SA-PT750PC 19 Schematic Diagram Notes : DVD Audio signal line : DVD Video signal line · This schematic diagram may be modified at any time with the development of new technology. : CD Head signal line Notes: S6801: Play switch ( / MEMORY).
  • Page 100 SA-PT750P / SA-PT750PC...
  • Page 101: Schematic Diagram

    SA-PT750P / SA-PT750PC 20 Schematic Diagram 20.1. DVD Module (DV5/HDMI) Circuit SCHEMATIC DIAGRAM - 1 : DVD RF SIGNAL LINE : CD HEAD SIGNAL LINE : DVD AUDIO SIGNAL LINE DVD MODULE (DV5) CIRCUIT : +B SIGNAL LINE : DVD HEAD SIGNAL LINE...
  • Page 102 SA-PT750P / SA-PT750PC SCHEMATIC DIAGRAM - 2 DVD MODULE (DV5) CIRCUIT : +B SIGNAL LINE : DVD AUDIO SIGNAL LINE : DVD VIDEO SIGNAL LINE : MAIN SIGNAL LINE FP8101 ADAC-CLK ADAC-CLK VGND Y_PY_G LB8303 J0JBC0000042 LRCK Y/PY/G LRCK D2: DVD MODULE (DV5): SCHEMATIC DIAGRAM 1 - 4...
  • Page 103 SA-PT750P / SA-PT750PC SCHEMATIC DIAGRAM - 3 DVD MODULE (DV5) CIRCUIT : +B SIGNAL LINE : DVD HEAD SIGNAL LINE : MOTOR DRIVE SIGNAL LINE : DVD RF SIGNAL LINE : DVD AUDIO SIGNAL LINE TO DVD MODULE (DV5) SECTION (1/4)
  • Page 104 SA-PT750P / SA-PT750PC SCHEMATIC DIAGRAM - 4 : CD HEAD SIGNAL LINE : MOTOR DRIVE SIGNAL LINE DVD MODULE (DV5) CIRCUIT : +B SIGNAL LINE : DVD HEAD SIGNAL LINE : TRACKING ERROR SIGNAL LINE : FOCUS ERROR SIGNAL LINE...
  • Page 105 SA-PT750P / SA-PT750PC SCHEMATIC DIAGRAM - 5 DVD MODULE(HDMI) CIRCUIT : +B SIGNAL LINE : DVD AUDIO SIGNAL LINE : DVD VIDEO SIGNAL LINE : MAIN SIGNAL LINE LB3907 J0JHC0000045 C3904 4V330P LB3902 J0JHC0000045 C3902 C3914 C3910 C3924 4V330P DGND...
  • Page 106: Xm Module & Main Circuit

    SA-PT750P / SA-PT750PC 20.2. XM Module & Main Circuit SCHEMATIC DIAGRAM - 6 XM MODULE CIRCUIT :+B SIGNAL LINE :XM SIGNAL LINE J0JBC0000019 10V10 C0FBBY000027 2CH D-A CONVERTER 10V10 100K 100K J0JBC0000014 MA2J72800L 100K J0JGC0000050 100K 38 37 MUTE I2S_RATE...
  • Page 107 SA-PT750P / SA-PT750PC SCHEMATIC DIAGRAM - 7 :-B SIGNAL LINE MAIN CIRCUIT :+B SIGNAL LINE :MAIN SIGNAL LINE :FM,XM SIGNAL LINE :DVD VIDEO LINE R2752 C2754 D2752 R2307 R2758 B0ACCK000005 100P W2615 W2912 6dB Clip R2760 820K C2316 C2224 R2309...
  • Page 108 SA-PT750P / SA-PT750PC SCHEMATIC DIAGRAM - 8 :-B SIGNAL LINE MAIN CIRCUIT :+B SIGNAL LINE :MAIN SIGNAL LINE :MUSIC PORT, IPOD SIGNAL LINE TO MAIN SECTION (1/4) CN2011 W2504 W2503 C+9V C+9V C+9V W2509 TURN_REV TURN_REV TRAY CIRCUIT TURN_FWD TURN_FWD...
  • Page 109 SA-PT750P / SA-PT750PC SCHEMATIC DIAGRAM - 9 :-B SIGNAL LINE MAIN CIRCUIT :+B SIGNAL LINE :MAIN SIGNAL LINE :FM,XM SIGNAL LINE :DVD VIDEO LINE :AUX, MUSIC PORT, IPOD SIGNAL LINE R2216 CN2010 2CH_SEL R2116 SYS6V TO MAIN W2587 NSW+6V SECTION (1/4)
  • Page 110 SA-PT750P / SA-PT750PC SCHEMATIC DIAGRAM - 10 :-B SIGNAL LINE MAIN CIRCUIT :+B SIGNAL LINE :MAIN SIGNAL LINE :DVD VIDEO LINE :AUX SIGNAL LINE Q2922 - Q2924 Q2909 Q2919 VGND B1GBCFJJ0051 B1ABCF000176 B1ABCF000176 DC DETECT DC DETECT DC DETECT DC_DET1...
  • Page 111: D-Port & Panel Circuit

    SA-PT750P / SA-PT750PC 20.3. D-Port & Panel Circuit SCHEMATIC DIAGRAM - 11 D-PORT CIRCUIT :+B SIGNAL LINE :IPOD SIGNAL LINE C8204 C8203 R8203 680P R8201 C8200 R8204 C8202 100P IC8003 C0ABBB000230 DUAL OP AMP (IPOD AMP) C8104 R8104 C8102 R8101...
  • Page 112 SA-PT750P / SA-PT750PC SCHEMATIC DIAGRAM - 12 :-B SIGNAL LINE PANEL CIRCUIT :+B SIGNAL LINE :MAIN SIGNAL LINE :MUSIC PORT SIGNAL LINE FL6901 L6905 JK6802 A2BD00000170 J0JBC0000019 FL DISPLAY R6947 4.7K MPORT C6102 L6102 R6949 J0JBC0000019 R-CH MPORT-RCH C6202 L6202...
  • Page 113: D-Amp & Smps Circuit

    SA-PT750P / SA-PT750PC 20.4. D-Amp & SMPS Circuit SCHEMATIC DIAGRAM - 13 D-AMP CIRCUIT :+B SIGNAL LINE :-B SIGNAL LINE :MAIN SIGNAL LINE FHOP FAN_DC IC5300 C1BA00000487 AUDIO DIGITAL POWER AMP TO D-AMP SECTION (2/2) IC5500 FAN_GND C0JBAB000902 R5304 C5562 INVERTER GATE 6.3V1000...
  • Page 114 SA-PT750P / SA-PT750PC SCHEMATIC DIAGRAM - 14 D-AMP CIRCUIT :MAIN SIGNAL LINE :+B SIGNAL LINE :-B SIGNAL LINE C5445 C5450 C5448 TO HEATSINK ZB5500 IC5000 C5447 C1BA00000487 ZJ5400 TO HEATSINK ZB5501 AUDIO DIGITAL POWER AMP FR_+ C5449 TO HEATSINK C5030...
  • Page 115 SA-PT750P / SA-PT750PC SCHEMATIC DIAGRAM - 15 SMPS CIRCUIT :+B SIGNAL LINE :-B SIGNAL LINE Q5861 - Q5862 B1ABCF000176 TRANSFORMER TEMP DETECT DCDET CN5801 +30V_SENSE +30V_SENSE FAN_18V D5801 +30V_SENSE B0HBSM000043 D-AMP CIRCUIT C5832 (H5500) -30V_SENSE IN SCHEMATIC -30V_SENSE -30V_SENSE DIAGRAM - 14...
  • Page 116 SA-PT750P / SA-PT750PC SCHEMATIC DIAGRAM - 16 SMPS CIRCUIT :+B SIGNAL LINE :-B SIGNAL LINE PC5702 B3PBA0000402 R5704 R5896 C5897 390K Q5898 100K B1ABCF000176 D5730 R5897 B0ACCK000005 INVERTER R5705 390K SYNC SWITCH PC5799 AC INLET B3PBA0000402 D5701 CIRCUIT TO SMPS...
  • Page 117: Tray, Key, Wireless Adapter, Ac-Inlet & Loading Motor

    SA-PT750P / SA-PT750PC 20.5. Tray, Key, Wireless Adapter, AC-Inlet & Loading Motor Circuit SCHEMATIC DIAGRAM - 17 :-B SIGNAL LINE TRAY CIRCUIT :+B SIGNAL LINE :MAIN SIGNAL LINE :MUSIC PORT SIGNAL LINE MAIN CIRCUIT (CN2007) MAIN CIRCUIT IN SCHEMATIC (CN2011)
  • Page 118 SA-PT750P / SA-PT750PC SCHEMATIC DIAGRAM - 18 KEY CIRCUIT WIRELESS ADAPTER CIRCUIT :+B SIGNAL LINE :MAIN SIGNAL LINE H6901 DIGITAL KEY1 MPORT TRANSMITTER DGND PANEL CIRCUIT (H6801) LED1 AGND LED2 IN SCHEMATIC DIAGRAM - 12 CH1_L_IN R6924 LED3 R6928 R6926...
  • Page 119: Tray Motor, Sensor & Optical Pickup Unit Circuit

    SA-PT750P / SA-PT750PC 20.6. Tray Motor, Sensor & Optical Pickup Unit Circuit SCHEMATIC DIAGRAM - 19 TRAY MOTOR CIRCUIT OPTICAL PICKUP UNIT CIRCUIT (FOR REFERENCE ONLY) TRAY MOTOR TO ACT FC9101 TO HFM TRAY MOTOR- TRAY MOTOR+ GND(Im) DVD MODULE (DV5)
  • Page 120 SA-PT750P / SA-PT750PC...
  • Page 121: Printed Circuit Board

    SA-PT750P / SA-PT750PC 21 Printed Circuit Board 21.1. DVD Module P.C.B. DVD MODULE P.C.B (REPX0563A) Q3942 Q3943 C8424 R3945 FL8104 R3944 FP3902 Q3902 FP8101 R3904 RX3901 Q3901 R3925 R3943 C3927 C3920 R3946 C8421 C3964 VA3912 R3902 C3918 LB3908 LB8423 LB3906...
  • Page 122: Xm Module, D-Port & Ac-Inlet P.c.b

    SA-PT750P / SA-PT750PC 21.2. XM Module, D-Port & AC-Inlet P.C.B. XM MODULE P.C.B. (REPX0590A) 3168B 3168B 3168B 3168B (SIDE A) (SIDE B) D-PORT P.C.B. (REPX0601A) AC-INLET P.C.B. (REPX0568A) ZJ5701 P5701 TH5701 W5783 R8204 L5702 C8203 R8203 W5741 W5782 R8201 CN8001...
  • Page 123: Main P.c.b

    SA-PT750P / SA-PT750PC 21.3. Main P.C.B. MAIN P.C.B. (REPX0575A...P) (REPX0575D...PC) R2276 FP2901 W2201 W2287 CN2010 CN2004 W2544 CN2008 W2602 CN2009 W2582 C2278 R2285 W2543 C2279 R2661 CN2007 R2175 W2559 R2662 D2903 Q2096 W2569 R2010 C2025 R2900 Q2001 D2909 W2266 R2180...
  • Page 124: Panel, Key & Wireless Adapter P.c.b

    SA-PT750P / SA-PT750PC 21.4. Panel, Key & Wireless Adapter P.C.B. PANEL P.C.B. (REPX0575A...P) (REPX0575D...PC) C6930 W6835 S6805 S6806 S6808 S6809 (UP) (DISC SKIP) R6801 (DISC EXC) (OPEN/ R6810 CLOSE) SENSOR C6806 C6931 W6805 W6837 C6918 W6843 W6807 W6861 W6840 Q6901...
  • Page 125: D-Amp

    SA-PT750P / SA-PT750PC 21.5. D-Amp P.C.B. D-AMP P.C.B. (REPX0560H) CN5501 (TO FAN UNIT) W5049 Q5640 R5511 W5048 R5659 R5655 X5501 C5449 R5507 R5023 R5504 C5033 R5640 X5500 IC5500 C5557 Q5644 Q5642 R5639 C5550 W5071 D5503 IC5501 K5004 R5505 W5033 Q5641...
  • Page 126: Smps

    SA-PT750P / SA-PT750PC 21.6. SMPS P.C.B. SMPS P.C.B. (REPX0568A) PC5720 R5808 HEATSINK R5725 ZJ5803 L5721 C5813 T5701 IC5701 TRANSFORMER C5700 C5824 CAUTION D5731 RISK OF ELECTRIC SHOCK AC VOLTAGE LINE. D5701 C5727 PLEASE DO NOT TOUCH THIS P.C.B C5721 D5723...
  • Page 127: Tray, Loading Motor, Tray Motor & Sensor P.c.b

    SA-PT750P / SA-PT750PC 21.7. Tray, Loading Motor, Tray Motor & Sensor P.C.B. TRAY P.C.B. (REPX0575A...P) LOADING MOTOR P.C.B. (REP3465B) SENSOR P.C.B. (REP3466B) (REPX0575D...PC) FC9101 CN7001 CN7004 25 27 Q9103 W7005 L7750 Q7750 W7004 W7003 R7750 CN7003 R7780 R7753 C7002 2671A...
  • Page 128 SA-PT750P / SA-PT750PC...
  • Page 129: Basic Troubleshooting Guide

    SA-PT750P / SA-PT750PC 22 Basic Troubleshooting Guide 22.1. Basic Troubleshooting Guide for Traverse Unit (DVD Module P.C.B) Problems Checking Points Checking Components 1) Distorted picture or a) Check SDRAM address, IC8051 abnormal sound is head data bus, CLK and other...
  • Page 130: Basic Troubleshooting Guide For Hdmi Av Output

    SA-PT750P / SA-PT750PC 22.2. Basic Troubleshooting Guide for HDMI AV output Problems Checking Points Checking Components 1) TV does not have any 1) Check setting of the set *This year HDMI always ON. No need check Setup display. Set FL display in Setup Menu whether the Menu.
  • Page 131 SA-PT750P / SA-PT750PC Problems Checking Points Checking Components 2) When switching the 1) Supply for Up-Con LB3902 video output mode from (IC3901) 480P to 720p/1080i, TV - Pin 9, 124 2) GND for Up-Con display becomes blank - Pin 7, 125...
  • Page 132: Overall Block Diagram For Pt750

    SA-PT750P / SA-PT750PC 23 Overall Block Diagram for PT750 23.1. SC-PT750 Main Circuit Block...
  • Page 133: Sc-Pt750 Smps Circuit Block

    SA-PT750P / SA-PT750PC 23.2. SC-PT750 SMPS Circuit Block...
  • Page 134: Terminal Function Of Ics

    SA-PT750P / SA-PT750PC 24 Terminal Function of ICs 24.1. IC2001 (C2CBYY000442): Terminal Function Name System Control IC XM_LINK_ XM Link Active (H: Link Active) (L: No Data transfer) MULTI_1 Multi Room selector 1 MULTI_2 Multi Room selector 2 Terminal Function...
  • Page 135: Exploded Views

    SA-PT750P / SA-PT750PC 25 Exploded Views...
  • Page 136 SA-PT750P / SA-PT750PC...
  • Page 137: Cabinet Parts Location

    SA-PT750P / SA-PT750PC 25.1. Cabinet Parts Location...
  • Page 138 SA-PT750P / SA-PT750PC...
  • Page 139: Packaging

    SA-PT750P / SA-PT750PC 25.2. Packaging...
  • Page 140: Replacement Parts List

    SA-PT750P / SA-PT750PC 26 Replacement Parts List Notes: *Important safety notice: Components identified by mark have special characteristics important for safety purpose. Furthermore, special parts which have purposes of fire-retardant (resistors), high-quality sound (capacitors), low-noise (resistors), etc. are used. When replacing any of components, be sure to use only manufacture’s specified parts shown in the parts list.
  • Page 141: Component Parts List

    SA-PT750P / SA-PT750PC 26.1. Component Parts List Ref. Part No. Part Name & Description Remarks RDG0562 PULLEY GEAR Ref. Part No. Part Name & Description Remarks RDG0563-1 REALAY GEAR A RDG0564 RELAY GEAR B CABINET AND CHASSIS RDG0565 DRIVE GEAR A...
  • Page 142 SA-PT750P / SA-PT750PC Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks IC2102 C0AABB000125 IC OP-AMP (HEADPHONES AMP) Q3943 2SD1819A0L TRANSISTOR IC2104 C0ABBB000230 IC DUAL OP-AMP (WIRELESS CH1 Q5101 B1ABCF000176 TRANSISTOR AMP) Q5102...
  • Page 143 SA-PT750P / SA-PT750PC Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks D2913 B0JCPD000025 DIODE CN2001 K1MY50AA0029 50P CONNECTOR D2914 B0ACCK000005 DIODE CN2002 K1KA10AA0031 10P CONNECTOR D2915 B0ACCK000005 DIODE CN2003 K1MN14BA0004 14P CONNECTOR...
  • Page 144 SA-PT750P / SA-PT750PC Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks L3906 J0MAB0000170 FILTER LB8561 J0JBC0000042 CHIP BEAD L5000 G0A150L00003 CHOKE COIL LB8571 J0JBC0000042 CHIP BEAD L5001 G0B9R5K00003 CHOKE COIL LB8690 J0JBC0000044...
  • Page 145 SA-PT750P / SA-PT750PC Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks ERJ6GEYJ102V 1K 1/10W H5500 K1YF08000003 8P WIRE HOLDER ERJ6GEYJ104V 100K 1/10W H6801 K1YZ08000002 8P CABLE HOLDER ERJ6GEYJ104V 100K 1/10W H6901 K1YZ08000002...
  • Page 146 SA-PT750P / SA-PT750PC Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R2096 ERJ3GEYJ473V 47K 1/16W R2233 ERJ3GEYJ103V 10K 1/16W R2097 ERJ3GEYJ472V 4.7K 1/16W R2235 ERJ3GEYJ563V 56K 1/16W R2098 ERJ3GEYJ225V 2.2M 1/16W R2236...
  • Page 147 SA-PT750P / SA-PT750PC Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R2759 ERJ3GEYJ223V 22K 1/16W R3925 ERJ2GEJ103X 10K 1/32W R2760 ERJ3GEYJ824V 820K 1/16W R3941 ERJ2GEJ273X 27K 1/32W R2761 ERJ3GEYJ824V 820K 1/16W R3942...
  • Page 148 SA-PT750P / SA-PT750PC Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R5610 ERJ3GEYJ122V 1.2K 1/16W R5894 ERJ3GEYJ331V 330 1/16W R5611 ERJ3GEYJ122V 1.2K 1/16W R5895 ERJ3GEYJ681V 680 1/16W R5636 ERDS1FVJ392T 3.9K 1/2W R5896...
  • Page 149 SA-PT750P / SA-PT750PC Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R8263 ERJ2GEJ823X 82K 1/32W R9038 ERJ2GEJ103X 10K 1/32W R8264 ERJ2GEJ153X 15K 1/32W R9040 ERJ2GEJ103X 10K 1/32W R8311 ERJ2RHD242X 2.4K 1/32W R9041...
  • Page 150 SA-PT750P / SA-PT750PC Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks W2527 ERJ6GEY0R00V CHIP RESISTOR W2901 ERJ3GEY0R00V CHIP RESISTOR [M]P W2528 ERJ6GEY0R00V CHIP RESISTOR W2903 ERJ3GEY0R00V CHIP RESISTOR [M]PC W2529 ERJ3GEY0R00V CHIP RESISTOR...
  • Page 151 SA-PT750P / SA-PT750PC Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks ECJ1VB1H103K 0.01 50V C2223 ECJ1VB1C105K 1 16V C2000 ECJ1VB1H104K 0.1 50V C2224 ECJ1VB1H102K 1000P 50V C2001 ECJ1VB1H104K 0.1 50V C2225 ECJ1VC1H101J...
  • Page 152 SA-PT750P / SA-PT750PC Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C2812 ECJ1VB1C104K 0.1 16V C3909 ECJ1VB0J105K 1 6.3V C2814 ECEA1EKS220B 22 25V C3910 ECJ0EB1A104K 0.1 10V C2817 ECJ1VB1A105K 1 10V C3911 ECJ1VB0J105K 1 6.3V...
  • Page 153 SA-PT750P / SA-PT750PC Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C5203 ECJ2VC2A221J 220P 100V C5511 F2A1V4710036 470 35V C5204 ECJ1VB1H153K 0.015 50V C5512 F2A1V1020084 1000 35V C5205 ECJ2VC2A221J 220P 100V C5513...
  • Page 154 SA-PT750P / SA-PT750PC Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C5822 F1J2E1030004 0.01 250V C8101 ECJ2FB0J106K 10 6.3V C5823 ECJ1VB1H104K 0.1 50V C8102 ECJ1VC1H101J 100P 50V C5824 F2A1V4710036 470 35V C8103...
  • Page 155 SA-PT750P / SA-PT750PC Ref. Part No. Part Name & Description Remarks C8522 ECJ0EB1A104K 0.1 10V C8523 ECJ0EF1C104Z 0.1 16V C8524 ECJ0EF1C104Z 0.1 16V C8525 ECJ0EB1C562K 5600P 16V C8526 ECJ0EB1C183K 0.018 16V C8527 ECJ0EB1A333K 0.033 10V C8528 ECJ1VB0J105K 1 6.3V C8529 ECJ1VB0J105K 1 6.3V...

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