Kenwood KDC-W4044UG Service Manual

Kenwood KDC-W4044UG Service Manual

Cd receiver

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CD RECEIVER
KDC-W4044UA/W4044UAY
KDC-W4044UG/W4044UGY
KDC-W413UA/W413UAY
KDC-W4544U/W4644UY
SERVICE MANUAL
Panel assy
KDC-W4044Uxx (A64-4672-02)
Panel assy
KDC-W4544U (A64-4671-02)
* Remote controller assy (RC-557)
(A70-2087-15)
Lever
(D10-7049-04) x2
Escutcheon
(B07-3271-01)
* Depends on the model. Refer to the parts list.
KDC-W4044U
KDC-W4544U
Battery
(Not supplied)
DC cord
(E30-6800-05)
Mounting hardware assy
(J22-0789-03)
© 2008-11 PRINTED IN JA PAN
B53-0688-00 ( N ) 181
Panel assy
KDC-W413Uxx (A64-4673-02)
Panel assy
KDC-W4644UY (A64-4687-02)
TDF SPARE-PANEL
MAIN UNIT NAME
TDF PARTS No.
KDC-W4044UA
Y33-3022-71
KDC-W4044UAY
Y33-3022-71
KDC-W4044UG
Y33-3022-72
KDC-W4044UGY
Y33-3022-72
KDC-W413UA
Y33-3022-73
KDC-W413UAY
Y33-3022-73
KDC-W4544U
Y33-3022-70
KDC-W4644UY
Y33-3022-70
Carrying case
(W01-1710-05)
This product uses Lead Free solder.
RoHS
This product complies with the
KDC-W413U
KDC-W4644U
TDF NAME
TDF-W4044UA
TDF-W4044UA
TDF-W4044UG
TDF-W4044UG
TDF-W413UA
TDF-W413UA
TDF-W4544U
TDF-W4544U
directive for the European market.

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Table of Contents
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Summarization of Contents

Components Description
Electric Unit (X34-623x-xx) Components
Lists and describes components for the main electric unit.
Switch Unit (X16-647x-xx) Components
Lists and describes components for the switch unit.
Test Mode
How to Enter Test Mode
Provides instructions on how to initiate the device's test mode.
How to Clear Test Mode
Details the procedures for exiting the device's test mode.
Test Mode Default Conditions
Specifies the default settings and states when entering test mode.
ROM Data Transfer Processes
Method of Clearing Security Code
Outlines the steps to remove or reset the security code.
ROM Data Transfer Procedures
Explains the process for transferring ROM data between units.
PC Board (Component Side View)
Switch Unit PC Board (Component View)
Illustrates the component placement on the switch unit's PC board.
Electric Unit PC Board (Component View)
Shows the component layout on the electric unit's PC board.
PC Board (Foil Side View)
Electric Unit PC Board (Foil View)
Depicts the circuit traces on the electric unit's PC board.
CD Player Unit PC Board (Foil View)
Illustrates the circuit layout on the CD player unit's PC board.
Parts List
Parts List for Specific Models
Lists parts specific to KDC-W4044Uxx and related models.
Switch Unit Parts List
Lists all parts for the switch unit (X16-647x-xx).
Electric Unit Parts List
Lists all parts for the electric unit (X34-623x-xx).
Mechanism Assembly Parts List
Lists parts for the CD mechanism assembly (DXM-9B20W).
Specifications
FM Tuner Section Specifications
Details the performance and range of the FM tuner.
MW Tuner Section Specifications
Details the performance and range of the MW tuner.
LW Tuner Section Specifications
Details the performance and range of the LW tuner.
CD Player Section Specifications
Lists the technical details of the CD playback functionality.
USB Interface Specifications
Details the USB connection standards and capabilities.
Audio Section Specifications
Provides information on output power and tone control.
Auxiliary Input Specifications
Lists specifications for the auxiliary audio input.
General Specifications
Covers operating voltage, current, and physical dimensions.

Table of Contents