Panasonic TX-L32C4E Service Manual
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Panasonic TX-L32C4E Service Manual

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Service Manual
Specifications
Power Source:
Rated Power Consumption:
Stand-by Power Consumption: 0.25W (Without monitor out recording)
Aerial Impedance:
Receiving System:
Receiving Channels:
Aerial Input:
Operating Conditions:
220-240V AC, 50Hz
88W
9.5W (With monitor out recording)
75 unbalanced, Coaxial Type
PAL-I/H, B/G, D/K
SECAM B/G, D/K, L/L'
PAL-525/60 (AV only)
DVB-T (Digital Terrestrial Services (MPEG2 and MPEG4-AVC(H.264))
DVB-C (Digital cable services (MPEG2 and MPEG4-AVC(H.264))
M.NTSC (AV only)
NTSC (AV only)
VHF E2-E12
VHF A-H (ITALY)
VHF R3-R5
UHF E21-E69
CATV S1-S10 (M1-M10)
CATV S21-S41 (Hyperband)
VHF / UHF
0°C  35°C
Temperature:
Humidity: 20% 80% RH (non condensing)
LCD Television
KM10VE Chassis
VHF H1-H2 (ITALY)
VHF R1-R2
VHF R6-R12
CATV (S01-S05)
CATV S11-S20 (U1-U10)
ORDER No. PCZ1109123CE
REVISION 2
TX-L32C4E
© Panasonic Corporation 2011.
Unauthorized copying and
distribution is a violation of law.

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Summary of Contents for Panasonic TX-L32C4E

  • Page 1 CATV (S01-S05) CATV S1-S10 (M1-M10) CATV S11-S20 (U1-U10) CATV S21-S41 (Hyperband) Aerial Input: VHF / UHF 0°C  35°C Operating Conditions: Temperature: Humidity: 20% 80% RH (non condensing) © Panasonic Corporation 2011. Unauthorized copying and distribution is a violation of law.
  • Page 2 Intermediate Frequency: Video/Audio Video 38.9MHz, 33.9MHz Audio 33.4MHz (B/G), 33.16MHz (A2) 33.05MHz (NICAM B/G, D/K, L’) 32.4MHz (D/K), 32.66MHz (CZ STEREO) 40.4MHz (L’), 39.75MHz (L’ NICAM) Colour 34.47MHz (PAL) 34.5MHz, 34.65MHz (SECAM) 38.3MHz, 38.15MHz (SECAM L’) Terminals: AV1 IN Video (21 pin) 1V p-p 75 Audio (21 pin) 500mV rms 10k...

  • Page 3: Table Of Contents

    CONTENTS SAFETY PRECAUTIONS ................4 GENERAL GUIDE LINES..............4 TOUCH – CURRENT CHECK.............. 4 PREVENTION OF ELECTROSTATIC DISCHARGE (ESD) TO ELECTROSTATICALLY SENSITIVE (ES) DEVICES ......5 ABOUT LEAD FREE SOLDER (PBF)............6 SUGGESTED PB FREE SOLDER............6 APPLICABLE SIGNALS................7 SERVICE HINTS ..................

  • Page 4: Safety Precautions

    Safety Precautions General Guide Lines 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. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed.

  • Page 5: Prevention Of Electrostatic Discharge (Esd) To Electrostatically Sensitive (Es) Devices

    Prevention of Electrostatic 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 6: About Lead Free Solder (Pbf)

    About lead free solder (PbF) Note: Lead is listed as (Pb) in the periodic table of elements. In the information below, Pb will refer to Lead solder, and PbF will refer to Lead Free Solder. The Lead Free Solder used in our manufacturing process and discussed below is (Sn+Ag+Cu). That is Tin (Sn), Silver (Ag) and Copper (Cu) although other types are available.

  • Page 7: Applicable Signals

    Applicable Signals Component (Y, Pb, Pr), HDMI Signal name COMPONENT HDMI 525 (480) / 60i 525 (480) / 60p 625 (576) / 50i 625 (576) / 50p 750 (720) / 60p 750 (720) / 50p 1,125 (1,080) / 60i 1,125 (1,080) / 50i 1,125 (1,080) / 60p 1,125 (1,080) / 50p 1,125 (1,080) / 24p...

  • Page 8: Service Hints

    Service Hints How to remove the backcover Lay the main unit face down. (see Fig.5) Fig.5 How to remove the Pedestal assembly Remove the 4 fixing screws and the pedestal assembly. (see Fig.6) SCREWS XYN4+F12FJK (4pcs) Fig.6 Remove the 15 fixing screws and the backcover. (see Fig.7) SCREWS XTV3+12JFJ (19pcs)

  • Page 9: Chassis Board Layout

    Chassis Board Layout GK-BOARD P-BOARD A-BOARD KA-BOARD Board Name Function AV Terminal, HDMI, Digital Audio Out,Tv tuner, SD Card A-Board CI slot, sLD2, AV switch, Speaker Out, EEPROM FlashMemory, DDR SDRAM P-Board Power Supply, Main Input, Inverter KA-Board Remote Receiver, R/G LED GK-Board Control Button, Power Switch Location of Lead Wiring...

  • Page 10: Technical Description

    How to SELF CHECK: While pressing [VOLUME ( - )] button on the main unit, press [STATUS] button on the remote control for more than 3 seconds. TV will be forced to the factory shipment setting after this SELF CHECK. Model and Keys: Keys Model No. One-to-one CI PLUS DTCP-IP (for USB Rec.) TX-L32C4E NONE NONE...

  • Page 11: Setting Inspection

    Setting Inspection Voltage Confirmation A board Description Test point Voltage SUB3.3V TP8701 3.21V - 3.45V SUB1.5 V TP8101 1.47V - 1.56V SUB1.2V TP8100 1.07V – 1.21V SUB5V TP0910 4.8V – 5.2V P board Description Test point *Voltage **Voltage DTV16V TP7505/7801 15.6V ±...

  • Page 12: Self-Check

    Self-check is used to automatically check the bus lines and hexadecimal code of the TV set. To enter Self-Check mode, keep pressing the down (-/v) button on the TV set and press the STATUS button on the remote control. To exit Self Check, switch off the TV set at the power button. Panasonic 2011LCD 32HD TX-L32C4E Self Check Complete...

  • Page 13: Power Led Blinking Timing Chart

    Power LED blinking timing chart Subject Information of LED Flashing timing chart. Contents When abnormality has occurred the unit, the protection circuit operates and reset to the stand by mode. At this time, the defective block can be identified by number of blinking of the Power LED on the front panel of the unit. Blinking Blinking timing Contents...

  • Page 14: Service Mode Function

    Service Mode Function MPU controls the functions switching for each IICs through IIC bus in this chassis. The following setting and adjustment can be adjusted by remote control in Service Menu How to enter SERVICE While pressing (-/v) button on TV unit, press on the remote control for 3 times within 2 seconds.

  • Page 15: Service

    SERVICE SERVICE Peaks SOFT 1.901 OPTION 1 Key Command ADJUST Peaks EEP 01.00.0001 OPTION 2 WB-ADJ LSI PACKAGE 1.721 OPTION 3 OPTION LSI DATA 1.00.00 OPTION 4 SRV-TOOL STBY SOFT 2.00.00 Model ID  Press the 3/4 button to change the adjustment values or function. STBY EEP 2.01.0000 034e6100...

  • Page 16: Service Tool Mode

    Service Tool Mode How to access Select [SRV-TOOL] in Service Mode. Press [OK] button on the remote control. SRV-TOOL Display of TD2Microcode version TD2Microcode:005a0910 Flash ROOM: AD – F1 Display of Flash ROM maker code POWER ON TIME/COUNT PTCT:00.00.00.00.00 Time 00051:30 On/Off 0000042 Display of SOS History Press [MUTE] button (3sec)

  • Page 17: Hotel Mode

    Hotel Mode 1. Purpose Restrict a function for hotels. 2. Access command to the Hotel mode setup menu. In order to display the Hotel mode setup menu, please enter the following command (within 2 second). [TV] : Vol.[Down] + [REMOTE] : AV (3 times) Then, the Hotel mode setup menu is displayed.

  • Page 18: Data Copy By Sd Card

    Data Copy by SD Card Purpose a) Board replacement (Copy the data when exchanging A-board): When exchanging A-board, the data in original A-board can be copied to SD card and then copy to new A-board. Following data can be copied. (Before exchanging) User setting data Copy to SD card...

  • Page 19: Data Copy From Tv Set To Sd Card

    Data Copy from TV set to SD Card Turn on the TV set. Insert SD card with a startup file (pwd.file) to SD slot. On-screen Display will be appeared according to the startup file automatically. Input a following password for (a) or (b) by using remote control. (a) For Board replacement: 2770 (b) For Hotel: 4850 Data will be copied from TV set to SD card.

  • Page 20: Data Copy From Tv Set To Tv Set

    Data Copy from SD Card to TV set Turn on the TV set. Insert Sd card with Data to SD slot. On-screen Display will be appeared according to the Data folder automatically. Input a following password for (a) or (b) by using remote control. (a) For Board replacement: 2771 (b) For Hotel: 4851 Data will be copied from SD card to TV set.

  • Page 21: Option Description

    Option Bytes Description OPTION1 TEXT Ch Refresh ON (1) / OFF (0) ID-1 ON (1) / OFF (0) Macrovision Auto-judge ON (1) / OFF (0) Surround enable low bit ON (1) / OFF (0) Surround enable high bit ON (1) / OFF (0) TINT_Component_HDMI ON (1) / OFF (0) OPTION2...

  • Page 22: Adjustment Method

    Adjustment Method Sub-Contrast/White Balance Adjustment Instrument Name Connect to Remarks Remote controller Correlation can be also taken by LCD WB meter (Minolta CS-1000A equivalent) CA-210 or equivalent Comunication jig Computer for external control Procedure Remarks Let the panel standfor more than 3 hours at more than 20 C.

  • Page 23: Wiring Diagram

    Wiring Diagram LCD PANEL...

  • Page 24: Block Diagrams

    SP_L SP_R Block Diagram (1/2) TU4801 JK8850 CN0100 TUNER DVB-T/C SD CARD SLOT SERVICE KA-BOARD IIC0 A-BOARD KA10 STB3.3V STB3.3V D2800A CVBS G_LED G_LED Q2801 33,34 28,29 26,27 21,22 R_LED R_LED Q2800 IC4900 REMOTE 19,20 P15V REMOTE MAIN AUDIO 35,36 AMPLIFIER RM2800 [C1AB00003457]...
  • Page 25 Block Diagram (2/2) TO A09 MAIN IN...

  • Page 26: Parts Location

    Parts Location NOTE: The numbers on the exploded view below refer to the exploded view section of the Replacement Parts List.
  • Page 27 NOTE: The numbers on the exploded view below refer to the exploded view section of the Replacement Parts List.

  • Page 28: Replacement Parts List

    Replacement Parts List Important Safety Notice Components Identified by mark have special characteristics important for safety. * When replacing any of these components, use only manufacturers specified parts. In case of ordering these spare parts, please always add the complete Model-Type number to your order. RTL (Retention Time Limited) Note: The marking (RTL) indicates that the Retention Time is Limited for this item.
  • Page 29 Cct Ref Parts Number Description Cct Ref Parts Number Description RM2800 PNJ4815M01TV RC RECEIVER D7314 B0BC015A0336 DIODE FUSES D7315 B0BB140A0011 DIODE D7317 B0BC027A0336 DIODE F7101-2 K3GE1ZZ00001 FUSE HOLDER D7318 B0BC015A0336 DIODE F7101-1 K3GE1ZZ00001 FUSE HOLDER D7319 B0ECKM000038 DIODE F7101 K5D502BNA005 FUSE D7503 B0HESM000002...
  • Page 30 Cct Ref Parts Number Description Cct Ref Parts Number Description T7801 G4DYA0000335 TRANSFORMATOR FILTERS T7802 G4FYA0000020 TRANSFORMER FL4000 EXC28CE201U FILTER T7803 G4FYA0000020 TRANSFORMER FL4001 EXC28CE201U FILTER T7804 G4EYA0000037 TRANSFORMER FL4002 EXC28CE201U FILTER COILS FL4006 EXC28CE201U FILTER L2001 J0JYC0000065 COIL LF7102 G0B103H00010 LINE FILTER L2750...
  • Page 31 Cct Ref Parts Number Description Cct Ref Parts Number Description R0963 D0GA680JA023 .063W 68 Ω R3167 D0GA473JA015 .063W 47K Ω R0964 D0GA680JA023 .063W 68 Ω R3168 D0GA473JA015 .063W 47K Ω R0965 D0GA680JA023 .063W 68 Ω R3171 D0GA222JA023 .063W 2K2 Ω R0966 D0GA680JA023 .063W...
  • Page 32 Cct Ref Parts Number Description Cct Ref Parts Number Description R4610 EXB28V473JX FIXED 47K Ω R6957 D0GAR00J0005 .063W 0 Ω R4611 D0GA102JA023 .063W 1K Ω R7101 ERJ14YJ105U 0.5W 1M Ω R4623 EXB28V473JX FIXED 47K Ω R7102 ERJ14YJ105U 0.5W 1M Ω R4631 D0GA103JA015 .063W...
  • Page 33 Cct Ref Parts Number Description Cct Ref Parts Number Description R7518 D0GD154JA052 .125W 150K Ω R8303 D0GA360JA023 .063W 36 Ω R7519 D0GD103JA052 .125W 10K Ω R8304 D1BA6201A014 .063W 6K2 Ω R7520 D0GD153JA052 .125W 15K Ω R8305 D1BA6201A014 .063W 6K2 Ω R7801 D0GD101JA052 .125W...
  • Page 34 Cct Ref Parts Number Description Cct Ref Parts Number Description R8817 D0GA103JA015 .063W 10K Ω C3132 F1J1A106A043 S.M.CAP 10µF R8818 D0GA103JA015 .063W 10K Ω C3135 F1G1H5610004 S.M.CAP 560pF R8819 D0GA103JA015 .063W 10K Ω C3136 F1G1H5610004 S.M.CAP 560pF R8820 D0GA103JA015 .063W 10K Ω...
  • Page 35 Cct Ref Parts Number Description Cct Ref Parts Number Description C4180 F1G1A105A047 S.M.CAP 1000nF C5477 F1H1A105A025 S.M.CAP 1µF C4181 F1J1E475A267 S.M.CAP 4700nF C7102 F1A2E471A003 CERAMIC 250V 470pF C4182 F1J1E475A267 S.M.CAP 4700nF C7103 F1A2E471A003 CERAMIC 250V 470pF C4187 F1K0J1060017 S.M.CAP 6.3V 10µF C7104 F0CAF224A124...
  • Page 36 Cct Ref Parts Number Description Cct Ref Parts Number Description C7845 F1J1H152A721 S.M.CAP 1.5nF C8302 F1G1C104A077 S.M.CAP 100nF C7846 F1J1H152A721 S.M.CAP 1.5nF C8303 F1G1C104A077 S.M.CAP 100nF C7847 F1J1H152A721 S.M.CAP 1.5nF C8304 F1G1C104A077 S.M.CAP 100nF C7850 F1A2E471A003 CERAMIC 250V 470pF C8305 F1G1A105A047 S.M.CAP 1000nF...
  • Page 37 Cct Ref Parts Number Description Cct Ref Parts Number Description JK1052 K2HC1YYB0063 HP TERMINAL JK1070 K1NA68B00059 CI SLOT JK8850 K1NA12E00016 SD SLOT KA10 K1KA07B00135 7P CONNECTOR K1KA02B00295 2P CONNECTOR K1KA12BA0237 12P CONNECTOR P2-A09 TXJA09QZUB P2-A09 WIRE K1KY02BA0257 2P CONNECTOR K1KY02BA0257 2P CONNECTOR K1KY02BA0257 2P CONNECTOR...

  • Page 38: Schematic Diagrams

    Schematic Diagrams IMPORTANT SAFETY NOTICE Components identified by mark have special characteristics important for safety. When replacing any of these components, use only manufacturers' specified parts. NOTE RESISTOR All resistors are carbon ¼W resistor, unless marked otherwise. Unit of resistance is OHM () (k=1,000, M=1,000,000) CAPACITORS All capacitors are ceramic 50V unless marked otherwise.

  • Page 61: Conductor Views

    Conductor Views A-BOARD TNP4G510 - TOP IC’S TRAN’S IC1951 Q0900 IC4120 Q1951 IC4150 Q4154 IC4900 Q4750 IC5000 Q4751 IC8000 Q8100 IC8201 Q8102 IC8404 IC8902...
  • Page 62 A-BOARD TNP4G510 - BOTTOM IC’S Q2002 IC3001 Q3102 IC5416 Q3103 IC8100 Q4150 IC8403 Q4151 IC8700 Q4152 IC8701 Q4153 IC8702 Q4600 IC8706 Q4604 IC8900 Q4971 IC8901 Q4972 Q4973 TRAN’S Q4974 Q2001...
  • Page 63 P-BOARD TNP4G508 - TOP IC’S D7102 IC7301 D7103 D7205 TRAN’S D7302 Q7201 D7303 D7315 DIODE’S D7503 D7101 6C D7505...
  • Page 64 P-BOARD TNP4G508 - BOTTOM IC’S D7204 IC7201 D7207 IC7501 D7208 IC7801 D7209 D7304 TRAN’S D7309 Q7202 D7310 Q7203 D7314 Q7301 D7317 Q7302 D7318 Q7303 D7319 Q7306 D7504 Q7501 D7507 Q7502 D7801 Q7503 D7806 Q7504 D7807 Q7505 D7808 Q7801 D7809 Q7802 D7810 Q7803 D7811...
  • Page 65 KA-BOARD TNP4G517 - TOP IC’S RM2800 1A TRAN’S Q2800 Q2801 Q2802...

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