Sony MHC-V02 Service Manual
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2019/02/28 22:48:45 (GMT+09:00)
SERVICE MANUAL
Ver. 1.0 2019.03
Note:
Be sure to keep your PC used for service and
checking of this unit always updated with the
latest version of your anti-virus software.
In case a virus aff ected unit was found during
service, contact your Service Headquarters.
AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL HARMONIC
DISTORTION:
(US models only)
Left/Right Channel:
With 5 ohm loads, both channels driven, from 700 Hz – 20,000 Hz;
rated 6 watts per channel minimum RMS power at stereo mode,
with no more than 0.7% total harmonic distortion from 250
milliwatts to rated output.
Speaker section
Speaker system:
2-way, Bass Reflex
Speaker unit:
Tweeter L/R: 40 mm (1 5/8 in), cone type
Woofer: 180 mm (7 1/8 in), cone type
Inputs
AUDIO IN L/R:
Voltage 2 V, impedance 47 kilohms
MIC/GUITAR:
Sensitivity 1 mV, impedance 10 kilohms
(When guitar mode is turned off .)
Sensitivity 200 mV, impedance 1 Megaohm
(When guitar mode is turned on.)
Disc player section
System:
Compact disc and digital audio system
Laser Diode Properties
Emission Duration: Continuous
Laser Output*: Less than 44.6 μW
* This output is the value measurement at a distance
of 200 mm from the objective lens surface on the
Optical Pick-up Block with 7 mm aperture.
Frequency response:
20 Hz – 20 kHz
USB section
Supported USB device:
Mass Storage Class
Maximum current:
1 A
(USB) port:
Type A
9-890-699-01
2019C80-1
©
2019.03
FM tuner section (Except AEP, UK)
FM stereo, FM superheterodyne tuner
Antenna:
Tuning range:
BLUETOOTH section
Communication system:
Output:
Maximum output power:
Maximum number of devices to be registered:
Maximum number of simultaneous connection
(Multipoint):
Maximum communication range:
Frequency band:
Modulation method:
Compatible BLUETOOTH profiles
Supported codecs:
1)
The actual range will vary depending on factors such
as obstacles between devices, magnetic fields around a
microwave oven, static electricity, reception sensitivity,
antenna's performance, operating system, software appli-
cation, etc.
2)
BLUETOOTH standard profiles indicate the purpose of
BLUETOOTH communication between devices.
Supported audio formats
Supported bit rate and sampling frequencies:
Sony Corporation
Published by Sony EMCS (Malaysia) PG Tec
MHC-V02
Model Name Using Similar Mechanism
Optical Pick-up Name
SPECIFICATIONS
FM lead antenna
87.5 MHz – 108.0 MHz (50 kHz step) (Except US)
87.5 MHz – 108.0 MHz (100 kHz step) (US model)
BLUETOOTH Standard version 4.2
BLUETOOTH Standard Power Class 2
<9.5 dBm
8 devices
3 devices
Line of sight approx. 10 m (32 ft)
1)
2.4 GHz band (2.4000 GHz – 2.4835 GHz)
FHSS (Freq Hopping Spread Spectrum)
:
2)
A2DP (Advanced Audio Distribution Profile)
AVRCP (Audio Video Remote Control Profile)
SPP (Serial Port Profile)
SBC (Subband Codec)
AAC (Advanced Audio Coding)
LDAC
MP3:
32/44.1/48 kHz, 32 kbps –
320 kbps (VBR)
US Model
Canadian Model
AEP Model
UK Model
E Model
Australian Model
ZS-RS80BT
EM101UBS WITH PWB, MOTOR
AAC:
8/11.025/16/22.05/32/44.1/48 kHz,
5 kbps – 384 kbps (VBR)
WMA:
8/11.025/16/22.05/32/44.1/48 kHz,
48/64/96/128/160/192 kbps (CBR),
64 kbps – 161 kbps (VBR)
WAV:
8/11.025/12/16/22.05/24/32/44.1/
48 kHz (16 bit)
General
Power requirements:
AC 120 V, 60 Hz (US model)
AC 120 V – 240 V, 50/60 Hz (Except US)
Power consumption:
25 W
Power consumption (at the Power Saving mode):
0.5 W (When "BT STBY" is set to "OFF".)
2 W* (When "BT STBY" is set to "ON".)
Dimensions (W/H/D) (Approx.):
281 mm × 500 mm × 306 mm
(11 1/8 in x 19 3/4 in x 12 1/8 in)
Mass (Approx.):
6 kg (13 lb 4 oz)
Operating temperature:
5 °C to 35 °C (41 °F to 95 °F)
* The power consumption of the system will be less than
0.5 W when "BT STBY" is set to "OFF".
Supplied accessories
Remote control (DC 3 V) (1)
R03 (DC 1.5 V) (size AAA) batteries (2)
FM lead antenna (aerial) (1) (supplied only for
certain areas)
AC power cord (mains lead) (1)
AC plug adaptor* (1) (supplied only for certain
areas)
* This plug adaptor is not for the use in Chile,
Paraguay and Uruguay. Use this plug adaptor in
the countries/regions where it is necessary.
Design and specifications are subject to change without
notice.
– Continued on next page –
HOME AUDIO SYSTEM
SYS SET

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Summary of Contents for Sony MHC-V02

  • Page 1 Supported bit rate and sampling frequencies: (USB) port: MP3: Type A 32/44.1/48 kHz, 32 kbps – 320 kbps (VBR) – Continued on next page – HOME AUDIO SYSTEM 9-890-699-01 Sony Corporation 2019C80-1 © 2019.03 Published by Sony EMCS (Malaysia) PG Tec SYS SET...
  • Page 2 Microsoft or an authorized Microsoft subsidiary. • Be careful not to apply force on the conductor when soldering • LDAC™ and LDAC logo are trademarks of Sony Corporation. or unsoldering. • The BLUETOOTH ®...
  • Page 3: Table Of Contents

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 TABLE OF CONTENTS SERVICING NOTES ..........EXPLODED VIEWS 7-1. Left, Right Panel ............. 30 DISASSEMBLY 7-2. Rear Panel Section ............31 7-3. Bottom Chassis Section ..........32 2-1. Disassembly Flow ............7-4. Front Panel (VITO) Section ..........33 2-2.
  • Page 4: Servicing Notes

    The laser diode in the optical pick-up block may suff er electrostatic break-down because of the potential diff erence generated by the MODEL NO. / MODELO : MHC-V02 charged electrostatic load, etc. on clothing and the human body. During repair, pay attention to electrostatic break-down and also use the procedure in the printed matter which is included in the repair parts.
  • Page 5 5. “COLD RST” appears on the screen display panel. The system Note 1: The initial setting destination of the MOTHERBOARD board for automatically turn on and off once. After that, “SONY” appears the service is temporary set as “LATIN”. The message “LATIN on the screen display panel.
  • Page 6 2019/02/28 22:48:45 (GMT+09:00) MHC-V02 DAMP Protect Type Description: CAPACITOR ELECTRICAL DISCHARGE PROCESSING When removing the MOTHERBOARD board and SMPS board, X (Error Code) Description be sure to perform the discharge process by referring below pro- Default no Error cedure. Flying capacitor over-voltage error Note: Be sure to discharge using a resistor of 500~800 .
  • Page 7 2019/02/28 22:48:45 (GMT+09:00) MHC-V02 SERVICE POSITION stand top panel (VITO) section optical pickup Connect FFC extension (1-002-940-11) from MOTHERBOARD to CDM. MOTHERBOARD board PANEL board Connect wire extension (1-002-941-11) from MOTHERBOARD to CDM. SMPS board SYS SET...
  • Page 8: Disassembly

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 SECTION 2 DISASSEMBLY Note: Disassemble the unit in the order as shown below. 2-1. DISASSEMBLY FLOW 2-2. LEFT, RIGHT PANEL (Page 9) 2-3. TOP PANEL (VITO) SECTION, REAR PANEL (Page 10) 2-4. MOTHERBOARD BOARD (Page 11) 2-5. SMPS BOARD,...
  • Page 9: Left, Right Panel

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 Note: Follow the disassembly procedure in the numerical order given. 2-2. LEFT, RIGHT PANEL 3 left panel 1 four tapping screws 3 right panel 1 four tapping screws SYS SET...
  • Page 10: Top Panel (Vito) Section, Rear Panel

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 2-3. TOP PANEL (VITO) SECTION, REAR PANEL 0 top panel (VITO) section MOTHERBOARD board rear side flexible flat cable (16 core) 3 CN1401 (6P) 4 flexible flat cable (7 core) (CN1002) 2 flexible flat cable (16 core) (CN1400)
  • Page 11: Motherboard Board

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 2-4. MOTHERBOARD BOARD front flexible flat cable side (11 core) 7 four screws (+BVTP 3 8 MOTHERBOARD board 5 coating clip MOTHERBOARD coating board clip 4 one screw ((1) (3.5 14), TAPPING) 1 CN3001 (4P) 2 CN3002 (2P)
  • Page 12: Smps Board, Bottom Chassis Section

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 2-5. SMPS BOARD, BOTTOM CHASSIS SECTION 1 four screws (+BVTP 3 2 SMPS board 3 four screws ((1) (3.5 14), TAPPING) 4 bottom chassis section – Rear view – SYS SET...
  • Page 13: Front Panel (Vito) Section

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 2-6. FRONT PANEL (VITO) SECTION 1 one screw 3 All bosses are removed while moving ((1) (3.5 14), TAPPING) jig in the direction of the arrow, and front panel (VITO) section is removed. 2 Insert the jig into a space and slowly remove the front panel (VITO) section.
  • Page 14: Loudspeaker 18Cm (Woofer) (Sp3)

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 2-7. LOUDSPEAKER 18CM (WOOFER) (SP3) loudspeaker 18cm (woofer) (SP3) terminal position Push the protrusion, and remove the terminal (narrow side) [grey/black]. loudspeaker top side 18cm (woofer) (SP3) 3 terminal (narrow side) [grey/black] 3 terminal (wide side) [grey] protrusion...
  • Page 15: Test Mode

    3. “COLD RST” appears on the screen display panel. The system This is the display check mode. automatically turn on and off once. After that, “SONY” appears 4. Press [ +] button. Model information appears on the screen on the screen display panel. Please be sure that the system stay display panel.
  • Page 16: Electrical Check

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 SECTION 4 ELECTRICAL CHECK TUNER SECTION 0 dB = 1 V FM AUTO STOP CHECK signal generator – Procedure: 1. Turn the power on. 2. Input the following signal from Signal Generator to FM antenna input directly. Carrier frequency : A = 87.5 MHz, B = 98 MHz, C = 108 MHz...
  • Page 17: Troubleshooting

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 SECTION 5 TROUBLESHOOTING SYS SET...
  • Page 18 2019/02/28 22:48:45 (GMT+09:00) MHC-V02 SYS SET...
  • Page 19: Diagrams

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 SECTION 6 DIAGRAMS 6-1. BLOCK DIAGRAM - RS SERVO, USB Section - AUDIO SOC IC1002 (1/3) CD_LSW CD_PD CD_F CD_AC CD_BD CD_E AUTO CD_LD POWER CTRL Q1401 CN1301 USB_DP USB_DM REC/PLAY OPTICAL PICKUP VBUS USB HI-SIDE SWITCH IC1300...
  • Page 20: Block Diagram - Main Section

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 6-2. BLOCK DIAGRAM - MAIN Section - STEREO A/D MIC AMP CONVERTER IC1601 IC1600 SCKI VINR LRCK DOUT J1501 MIC/ GUITAR SWITCHING SWITCHING SWITCHING CONTROL CONTROL CONTROL Q1509 Q1508 Q1510 AUDIO STEREO A/D IC1900 CONVERTER SELECTOR IC1500 IC1602...
  • Page 21: Block Diagram - Amp Section

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 6-3. BLOCK DIAGRAM - AMP Section - DIGITAL POWER AMP IC3001 OUT1B_39 L-CH OUT1B_38 OUT1A_45 R-CH OUT1A_44 LRCK >001B MAIN L3001 SECTION OUT0B_11 (Page 20) OUT0B_10 30 SDA L3002 AMP_EN ENABLE OUT0A_5 MUTE 34 MUTE OUT0A_4 ERROR IC1001 (2/3)
  • Page 22: Block Diagram - Panel, Power Supply Section

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 6-4. BLOCK DIAGRAM - PANEL, POWER SUPPLY Section - IC1001 (3/3) POWER CONTROL BT3.3V PROTECTION Q1707 SMPS POWER CONTROL PCONT_BT PROTECTION +1.8V REG. Q1706 IC1704 AUDIO SOC POWER CONTROL IC1002 (3/3) D1.8V PROTECTION VOUT VDD Q1709 FL_SOUT D3.3V...
  • Page 23: Block Diagram - Smps Section

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 6-5. BLOCK DIAGRAM - SMPS Section - LATCH ON SWITCH LATCH ON Q6508 AC-DETECT SWITCH AC-DET Q6507 TH6000 RECT D6000 F6000 CN6000 RECT D6001 (AC IN) CONVERTER POWER CONTROL TRANSFORMER IC6300 (MAIN) T6300 RECT D6501 SWITCHING TRANSISTOR Sub VH...
  • Page 24 2019/02/28 22:48:45 (GMT+09:00) MHC-V02 • Note for Printed Wiring Boards and Schematic Diagrams • Circuit Boards Location Note on Printed Wiring Board: Note on Schematic Diagram: • X : parts extracted from the component side. • All capacitors are in μF unless otherwise noted. (p: pF) •...
  • Page 25: Printed Wiring Board - Motherboard Board (Component Side)

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 6-6. PRINTED WIRING BOARD - MOTHERBOARD Board (Component Side) - • See page 24 for Circuit Boards Location. • : Uses unleaded solder. MOTHERBOARD BOARD J1501 MIC/ (COMPONENT SIDE) GUITAR EXCEPT AEP, UK J1500 AUDIO CN1301 CN1500 REC/PLAY...
  • Page 26: Printed Wiring Board - Motherboard Board (Conductor Side)

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 6-7. PRINTED WIRING BOARD - MOTHERBOARD Board (Conductor Side) - • See page 24 for Circuit Boards Location. • : Uses unleaded solder. MOTHERBOARD BOARD (CONDUCTOR SIDE) EXCEPT AEP, UK Q1509, Q1510 B2 E2 JL1014 JL1917 JL1504 B1 C2...
  • Page 27: Printed Wiring Board - Panel Board

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 6-8. PRINTED WIRING BOARD - PANEL Board - • See page 24 for Circuit Boards Location. • : Uses unleaded solder. PANEL BOARD MY, E12 EXCEPT MY, E12 S105 S104 S125 S124 TUNING + S103 S106 R105 R106...
  • Page 28: Printed Wiring Board - Smps Board

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 6-9. PRINTED WIRING BOARD - SMPS Board - • See page 24 for Circuit Boards Location. • : Uses unleaded solder. SMPS BOARD AC IN JS6000 CN6000 (CHASSIS) JL6002 JL6001 F6000 C6001 JL6000 JW6001 R6310 R6309 R6307 C6305...
  • Page 29: 6-10. Printed Wiring Board - Vfd_Ir Board

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 6-10. PRINTED WIRING BOARD - VFD_IR Board - • • See page 24 for Circuit Boards Location. : Uses unleaded solder. VFD_IR BOARD MOTHERBOARD BOARD C313 CN1003 (Page 25) >002P C314 C311 CL319 CL327 CL315 CL321 CL318 CL316...
  • Page 30: Exploded Views

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 SECTION 7 EXPLODED VIEWS Note: • -XX and -X mean standardized parts, so The components identifi ed by mark 9 con- The components identifi ed by mark 0 they may have some diff erence from the tain confi dential information.
  • Page 31: Rear Panel Section

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 7-2. REAR PANEL SECTION top panel (VITO) section bottom chassis section Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-253-143-01 SCREW (B2.6), (+) P TAPPING 7-685-646-71 SCREW +BVTP 3X8 TYPE2 IT-3 0 52 4-744-959-01...
  • Page 32: Bottom Chassis Section

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 7-3. BOTTOM CHASSIS SECTION front panel (VITO) section speaker cabinet section Note 1: When the MOTHERBOARD board is replaced, change the Note 2: When the MOTHERBOARD mounted pc board is re- sheet, thermal referring to “NOTE OF REPLACING THE placed, be sure to refer to “DESTINATION SETTING...
  • Page 33: Front Panel (Vito) Section

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 7-4. FRONT PANEL (VITO) SECTION ND301 Note: If fl exible fl at cable is replaced, install it after bending it in the same form as that before replacement. Ref. No. Part No. Description Remark Ref. No. Part No.
  • Page 34: Speaker Cabinet Section

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 7-5. SPEAKER CABINET SECTION Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-229-966-02 SCREW (4X16), +BV TAPPING 1-859-350-11 LOUDSPEAKER 18CM (Woofer) 4-745-014-01 PACKING, DUCT not supplied 4-874-614-12 SCREW (1) (3.5X14), TAPPING 4-744-698-01 BRACKET, TRIPOD...
  • Page 35: Top Panel (Vito) Section

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 7-6. TOP PANEL (VITO) SECTION Note: If fl exible fl at cable is replaced, install it after bending it in the same form as that before replacement. Ref. No. Part No. Description Remark Ref. No. Part No. Description...
  • Page 36: Electrical Parts List

    2019/02/28 22:48:45 (GMT+09:00) MHC-V02 SECTION 8 PANEL MOTHERBOARD ELECTRICAL PARTS LIST SMPS SPK LED VFD_IR Note: • Due to standardization, replacements in • SEMICONDUCTORS The components identifi ed by mark 0 the parts list may be diff erent from the In each case, u: μ, for example: or dotted line with mark 0 are critical for parts specifi...
  • Page 37 2019/02/28 22:48:45 (GMT+09:00) MHC-V02 MEMO SYS SET...
  • Page 38 2019/02/28 22:48:45 (GMT+09:00) MHC-V02 REVISION HISTORY Ver. Date Description of Revision 2019.03 How to search for a contact point of signal lines or the like in DIAGRAMS SECTION If a contact point of a BLOCK DIAGRAM, PRINTED WIRING BOARD or SCHEMATIC DIAGRAM is shown in a diff erent page, use the PDF fi...

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