Sony xr-c7350x Service Manual
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Sony xr-c7350x Service Manual

Sony xr-c7350x Service Manual

Fm/am cassette car stereo
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3 7 63 1515 0
SERVICE MANUAL
TE
L 13942296513
www
.
http://www.xiaoyu163.com
x
ao
u163
y
i
http://www.xiaoyu163.com
XR-C7350X
2 9
8
Model Name Using Similar Mechanism
Tape Transport Mechanism Type
SPECIFICATIONS
Q Q
3
6 7
1 3
1 5
FM/AM CASSETTE CAR STEREO
co
.
9 4
2 8
US Model
XR-C5100
MG-25F-136
0 5
8
2 9
9 4
2 8
m
9 9
9 9

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Summary of Contents for Sony xr-c7350x

  • Page 1 XR-C7350X 3 7 63 1515 0 SERVICE MANUAL US Model Model Name Using Similar Mechanism XR-C5100 Tape Transport Mechanism Type MG-25F-136 SPECIFICATIONS L 13942296513 FM/AM CASSETTE CAR STEREO u163 http://www.xiaoyu163.com...

  • Page 2: Table Of Contents

    http://www.xiaoyu163.com 3 7 63 1515 0 TABLE OF CONTENTS Flexible Circuit Board Repairing • Keep the temperature of the soldering iron around 270 ˚C dur- ing repairing. 1. SERVICE NOTE ............. 2 • Do not touch the soldering iron on the same conductor of the circuit board (within 3 times).

  • Page 3: General

    http://www.xiaoyu163.com SECTION 2 This section is extracted from instruction manual. GENERAL 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 4 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 5 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 6 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 7 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 8: Disassembly

    http://www.xiaoyu163.com SECTION 3 DISASSEMBLY 3 7 63 1515 0 Note: Follow the disassembly procedure in the numerical order given. SUB PANEL, MECHANISM DECK (MG-25F-136) 0 Mechanism deck 9 Screw (MG-25F-136) (PTT2.6 × 6) 8 Connector(CN351) 7 Flexible flat cable (CNP301) 5 Sub panel ass'y 3 Screw (PTT2.6 ×...

  • Page 9: Assembly Of Mechanism Deck

    http://www.xiaoyu163.com SECTION 4 ASSEMBLY OF MECHANISM DECK 3 7 63 1515 0 Note: Follow the assembly procedure in the numerical order given. HOUSING 7 Holder the hanger by bending the claw. 5 Fit projection on C part. 1 Install the catch to the hanger. 2 Install the hanger onto two claws of the housing.
  • Page 10 http://www.xiaoyu163.com 3 7 63 1515 0 LEVER (LDG-A)/(LDG-B) shaft A shaft A shaft B shaft B shaft C 1 Fit the lever (LDG-A) on shafts A – C and install it. 3 type-E stop ring 2.0 2 Fit the lever (LDG-B) on shafts A and B and install it.
  • Page 11 http://www.xiaoyu163.com 3 7 63 1515 0 GUIDE (C) 2 guide (C) 1 three claws L 13942296513 MOUNTING POSITION OF CAPSTAN/REEL MOTOR (M901) two precision screws (P2 × 2) capstan/reel motor (M901) u163 30˚ http://www.xiaoyu163.com...

  • Page 12: Mechanical Adjustments

    http://www.xiaoyu163.com SECTION 5 SECTION 6 MECHANICAL ADJUSTMENTS ELECTRICAL ADJUSTMENTS 3 7 63 1515 0 6-1. TEST MODE 1. Clean the following parts with a denatured-alcohol-moistened swab: <Set the Test Mode> playback head pinch roller 1. Set the “OFF” mode. rubber belt capstan 2.

  • Page 13: Diagrams

    XR-C7350X SECTION 7 DIAGRAMS 3 7 6 3 1 5 1 5 0 7-1. BLOCK DIAGRAMS – TUNER/TAPE/MAIN SECTION – J331 (1/2) J331 (2/2) AUDIO IN INPUT SELECT, ELECTRICAL VOLUME STEREO DECODER AUDIO OUT IC331 (FRONT) IC811 BOOST AMP...

  • Page 14: Display/Key Control/Bus Control/Power Supply Section

    XR-C7350X – DISPLAY/KEY CONTROL/BUS CONTROL/POWER SUPPLY SECTION – 3 7 6 3 1 5 1 5 0 CN581 MASTER MICRO COMPUTER LIQUID CRYSTAL DISPLAY DRIVER SONY BUS INTERFACE BUS CONTROL IN IC501 (3/3) IC901 IC581 (FOR SONY BUS) J561...

  • Page 15: Schematic Diagram - Pre Out Board

    XR-C7350X 3 7 6 3 1 5 1 5 0 WAVEFORMS 7-2. SCHEMATIC DIAGRAM – PRE OUT BOARD – THIS NOTE IS COMMON FOR PRINTED WIRING – MAIN BOARD – BOARDS AND SCHEMATIC DIAGRAMS. (In addition to this, the necessary note is printed in each block.)

  • Page 16: Printed Wiring Board - Main Board

    XR-C7350X 3 7 6 3 1 5 1 5 0 7-4. PRINTED WIRING BOARD – MAIN BOARD – • Semiconductor AUDIO AUDIO F781 Location AUDIO IN REAR FRONT J561 Ref. No. Location REMOTE IN (FM/AM ANTENNA) CN581 BUS CONTROL IN...

  • Page 17: Schematic Diagram - Main Board (1/2)

    XR-C7350X 7-5. SCHEMATIC DIAGRAM – MAIN BOARD (1/2) – • See page 15 for Waveforms. 3 7 6 3 1 5 1 5 0 • See page 21 for IC Block Diagrams. • See page 22 for IC Pin Function.

  • Page 18: Schematic Diagram - Main Board (2/2)

    XR-C7350X 7-6. SCHEMATIC DIAGRAM – MAIN BOARD (2/2) – 3 7 6 3 1 5 1 5 0 • See page 16 for Printed Wiring Board. • See page 21 for IC Block Diagrams. TDA7560 RN1441-A POWER CONNECTOR RN1441-A...

  • Page 19: Printed Wiring Boards - Key/Sub Boards

    XR-C7350X SUB BOARD 7-7. PRINTED WIRING BOARDS – KEY/SUB BOARDS – CNP801 3 7 6 3 1 5 1 5 0 A SIDE 1 2 3 4 5 6 7 14 13 12 11 10 9 8 • Semiconductor Location Ref.

  • Page 20: Schematic Diagrams - Key/Sub Boards

    XR-C7350X 3 7 6 3 1 5 1 5 0 7-8. SCHEMATIC DIAGRAMS – KEY/SUB BOARDS – • See page 15 for Waveform. 1 3 9 4 2 2 9 6 5 1 3 LSW801 (2/2) (Page 18) w w w u 1 6 3 http://www.xiaoyu163.com...

  • Page 21: Ic Block Diagrams

    XR-C7350X 3 7 6 3 1 5 1 5 0 7-9. IC BLOCK DIAGRAMS IC331 TDA7402TR IC301 CXA2510AQ-T4 IC581 BA8270F-E2 33 32 31 24 23 BUS ON MIXER BUS ON SWITCH MONO- MONO- MONO- MONO- MONO- MONO- RESET FADER...

  • Page 22: Ic Pin Function

    XR-C7350X 3 7 6 3 1 5 1 5 0 7-10. IC PIN FUNCTION • IC501 MASTER MICRO COMPUTER (MN101C49KTA1) (MAIN Board) Pin Name Function Pin No. Pin Name Function Pin No. Key input acknowledge VREF — Reference voltage (– side) of AD conversion...

  • Page 23: Tel 13942296513

    http://www.xiaoyu163.com 3 7 63 1515 0 Pin Name Function Pin No. Serial clock output UNICKO UNI-LINK serial interface clock output terminal C bus serial data input/output I2C_SIO Serial interface with electronic volume IC, tuner unit VOLATT Electronic volume mute control output terminal C bus serial clock output I2_CKO Serial interface with electronic volume IC, tuner unit...
  • Page 24 http://www.xiaoyu163.com 3 7 63 1515 0 Pin Name Function Pin No. Front panel open/close detection input DOORSW Panel is closed when “L” DOOR indicator output terminal DOORIND “H” is output when uk DOORSW is “H” “L” is output when qk NOSESW is “H” REIN1 Rotary encoder input terminal REIN0...

  • Page 25: Exploded Views

    http://www.xiaoyu163.com SECTION 8 EXPLODED VIEWS 3 7 63 1515 0 NOTE: • Items marked “*” are not stocked since they • -XX and -X mean standardized parts, so they may have some difference from the original are seldom required for routine service. Some one.
  • Page 26 http://www.xiaoyu163.com 3 7 63 1515 0 (2) FRONT PANEL SECTION not supplied (KEY board) LCD901 L 13942296513 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-040-980-01 BUTTON (SOURCE) * 61 3-041-371-01 SHEET (REFLECTOR) 3-040-981-01 KNOB (VOL) * 62 3-040-993-01 PLATE (LCD), LIGHT GUIDE 3-041-005-11 BUTTON (D)
  • Page 27 http://www.xiaoyu163.com 3 7 63 1515 0 (3) MECHANISM DECK SECTION (MG-25F-136) HP901 M901 L 13942296513 not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-3291-667-A CLUTCH (FR) ASSY 3-933-346-01 CATCHER * 152 3-019-130-01 LEVER (LDG-A) 3-933-344-01 GUIDE (C) * 153 3-019-131-01 LEVER (LDG-B)

  • Page 28: Electrical Parts List

    http://www.xiaoyu163.com SECTION 9 3 7 63 1515 0 ELECTRICAL PARTS LIST Note: • Due to standardization, replacements in the parts • SEMICONDUCTORS When indicating parts by reference list may be different from the parts specified in In each case, u: µ , for example: number, please include the board uA...: µ...
  • Page 29 http://www.xiaoyu163.com MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R925 1-216-031-00 METAL CHIP 1/10W 1-163-037-11 CERAMIC CHIP 0.022uF R927 1-216-037-00 METAL CHIP 1/10W R929 1-216-033-00 METAL CHIP 1/10W 1-163-037-11 CERAMIC CHIP 0.022uF 1-124-233-11 ELECT 10uF...
  • Page 30 http://www.xiaoyu163.com MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C335 1-124-233-11 ELECT 10uF < CONNECTOR > C336 1-164-004-11 CERAMIC CHIP 0.1uF C337 1-124-584-00 ELECT 100uF CN301 1-766-260-11 CONNECTOR, FFC/FPC (ZIF) 7P C340 1-107-823-11 CERAMIC CHIP 0.47uF...
  • Page 31 http://www.xiaoyu163.com MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < JACK > Q622 8-729-012-28 TRANSISTOR 22SC2412K-T-146QR Q631 8-729-120-28 TRANSISTOR XN1A312-TX 1-764-808-21 JACK (FM/AM ANTENNA) J331 1-774-700-11 JACK, PIN 6P (BUS AUDIO IN, <...
  • Page 32 http://www.xiaoyu163.com MAIN PRE OUT 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R507 1-216-065-00 RES-CHIP 4.7K 1/10W R585 1-216-089-00 RES-CHIP 1/10W R594 1-216-049-00 RES-CHIP 1/10W R508 1-216-065-00 RES-CHIP 4.7K 1/10W R601 1-249-387-11 CARBON 1/4W F R509...
  • Page 33 http://www.xiaoyu163.com PRE OUT 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C824 1-126-382-11 ELECT 100uF ************** C825 1-126-382-11 ELECT 100uF HARDWARE LIST C826 1-126-791-11 ELECT 10uF ************** C827 1-126-791-11 ELECT 10uF C831 1-126-382-11 ELECT 100uF...
  • Page 34 XR-C7350X 3 7 63 1515 0 L 13942296513 u163 Sony Corporation 9-870-179-11 2000D090216-1 Audio Entertainment Group Printed in Japan © 2000. 4 Published by ME General Engineering Dept. http://www.xiaoyu163.com...

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