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JVC KW-XG56TU User Manual

JVC KW-XG56TU
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SERVICE MANUAL
COPYRIGHT © 2011 Victor Company of Japan, Limited
No.MA471<Rev.005>
2011/7
CD RECEIVER
MA471<Rev.005>20117SERVICE MANUAL
KW-XG56TU, KW-XR411E, KW-XR411EU,
KW-XR411EY, KW-XR414UI, KW-XR416DU,
KW-XR416DUH, KW-XR416DUN,
KW-XR416SUN, KW-XR416U, KW-XR416UH,
KW-XR416UN, KW-XR416UP, KW-XR416UT,
KW-XR417EE, KW-XR418J
COPYRIGHT © 2011 Victor Company of Japan, Limited
Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)
Lead free solder used in the board (material : Sn-Cu, melting point : 230 Centigrade)
TABLE OF CONTENTS
1 PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
2 SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
3 DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9
4 ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-17
5 TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-22
for KW-XR411/KW-XR417
only KW-XR418
except
KW-XR411/KW-XR417
Question and Answer IconNeed help?

Do you have a question about the JVC KW-XG56TU and is the answer not in the manual?

JVC KW-XG56TU Specifications

General IconGeneral
Display TypeLCD
Display IlluminationVariable Color
TouchscreenNo
Peak Power Output50 watts x 4 channels
Subwoofer OutputYes
BluetoothYes
HD RadioNo
Satellite Radio ReadyNo
Pandora ControlNo
iHeartRadio ControlNo
Spotify ControlNo
Remote ControlYes
Steering Wheel Control CompatibleYes
TunerAM/FM
TypeCar Receiver
EQ13-band
USB InputYes
AUX InputYes, Front
PlaybackMP3, WMA
RMS Power Output22 Watts x 4 Channels
Preamp Outputs3 (Front, Rear, Subwoofer)

Summary

PRECAUTION

Safety Precautions

General safety guidelines, warnings, cautions, and critical component identification for safe operation and repair.

ESD and Component Handling

Procedures for preventing electrostatic discharge (ESD) and handling sensitive components like optical pickups.

Laser Product Safety

Specific warnings and precautions related to class 1M laser radiation in the product.

SPECIFIC SERVICE INSTRUCTIONS

DISASSEMBLY

Main Unit Disassembly

Steps to remove the front panel, bottom chassis, and main board from the unit.

CD Mechanism and Switch Board Removal

Procedures for removing the CD mechanism and the switch board.

CD Mechanism: Top Cover and Roller

Instructions for removing the top cover and roller from the CD mechanism assembly.

CD Mechanism: Photo Board and Mechanism Section

Steps to remove the photo board assembly and the main mechanism section.

CD Mechanism: Cam and Lock Lever

Procedures for removing the slide cam (L) and F.lock lever/slide cam (R).

CD Mechanism: Damper and Clamper

Instructions for removing the dampers and the clamper assembly.

CD Mechanism: Motors and Switch Board

Steps to remove feed motor, switch board, and loading motor.

CD Mechanism: Pickup and Spindle Motor

Procedures for removing the pickup assembly and spindle motor.

ADJUSTMENT

Adjustment Preparation and Setup

Details on required test instruments, measuring conditions, volume settings, and cable connections for adjustments.

SERVICE MODE

Service Mode Navigation

Guide to entering and navigating the service mode functions and options.

CD Error History Management

Procedures for displaying, understanding, and clearing CD error records stored in EEPROM.

DC OFFSET ERROR INFORMATION

DC Offset Error Identification

Explains DC offset error indications, distinction between DC1 and DC2 errors, and their causes.

Confirming DC Offset Error Content

Methods to confirm the specific content and history of DC offset errors.

TUNER SERVICE MODE

Tuner Service Mode Operations

Key operations and navigation for accessing tuner service modes (FM/AM).

Tuner Information Displays

Details on various displayable information within the tuner service mode, including versions and signal data.

ERROR CODE

Mechanical Error Codes

Detailed list of error codes and their corresponding mechanical conditions.

Disc Error Codes

Specific error codes related to CD disc reading and playback issues.

TROUBLESHOOTING

16-Pin Cord Diagram: KW-XR418

Pin configuration details for the 16-pin connector of the KW-XR418 model.

16-Pin Cord Diagram: KW-XR411/KW-XR417

Pin configuration details for the 16-pin connector of the KW-XR411 and KW-XR417 models.

16-Pin Cord Diagram: KW-XR416/KW-XR416D/KW-XR414

Pin configuration details for the 16-pin connector of KW-XR416, KW-XR416D, KW-XR414 models.

16-Pin Cord Diagram: KW-XG56T

Pin configuration details for the 16-pin connector of the KW-XG56T model.

16-Pin Cord Diagram: KW-XR416SUN

Pin configuration details for the 16-pin connector of the KW-XR416SUN model.

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