Kenwood GX-204LE Service Manual

Kenwood GX-204LE Service Manual

Cd & heater control receiver

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CD & HEATER CONTROL RECEIVER
GX204KEF2/KHF2
QQ
3 7 63 1515 0
GX204LEF2/REF2
GX204SEF2
SERVICE MANUAL
SUBARU GENUINE
The knobs with numbers larger than 700 on exploded view are not
supplied for service parts because it is difficult to apply grease.
Please change to panel assy when you need repair to the knob.
The 6CD mechanism has not supplied repair parts for each part
(for Optical Laser pickup, motor etc). If you need repair to the 6CD
mechanism please change to mechanism assy (D40-2214-15).
GX204KEF2
LOAD
CD
AUX
AM
TE
FM
L 13942296513
DISP
SCAN
A/S
FRONT
GX204LEF2
PUSH ON/VOL
TONE
SCAN
A/S
www
.
AUTO
OFF
Panel assy
(Y33-2570-23): GX204KEF2
(Y33-2570-24): GX204KHF2
(Y33-2572-73): GX204REF2
PAGE
LOCAL
TUNE/TRACK
FOLDER
MODE
A/C
Panel assy (Y33-2570-12): GX204SEF2
(Y33-2572-74): GX204LEF2
BAL
DISP
PAGE
x
ao
TUNE/TRACK
y
FOLDER
i
A/C
MODE
8
PUSH ON/VOL
Q Q
3
6 7
1 3
RPT
RDM
TONE
BAL
AUTO
OFF
LOAD
CD
AM
AUX
FM
REG
LO/DX
RPT
RDM
NEWS
T.I
RDS
VOL ADJ
u163
FRONT
.
2 9
9 4
2 8
© 2006-6 CREATED IN JAPAN
B53-0427-00 ( N ) 0
Model
Model Name
GX-204KE
GX204KEF2
GX-204KH
GX204KHF2
GX-204LE
GX204LEF2
GX-204RE
GX204REF2
GX-204SE
GX204SEF2
DC cord for service
ANT extension cord for service
GX204REF2
1 5
0 5
8
2 9
9 4
RDS
VOL ADJ
NEWS
T.I
DISP
SCAN
A/S
PAGE
MODE
A/C
GX204KHF2
GX204SEF2
TONE
BAL
SCAN
LOCAL
m
A/S
co
9 9
Parts No.
86201AG290
86201AG250
86201AG460
86201AG350
86201AG550
E30-3801-15
E30-6255-05
2 8
9 9
REG
LO/DX
RPT
RDM
TONE
BAL
AUTO
OFF
RPT
RDM
DISP
PAGE

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Table of Contents
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Summarization of Contents

Service Manual Overview
Model Identification and Parts
Lists available models and their corresponding part numbers for service.
Block Diagram
System Block Diagram Overview
Illustrates the overall system architecture and component interconnections.
Components Description
Power Supply Unit Components
Details the function and application of components within the power supply unit.
Synthesizer Unit Components
Explains the role of components in the synthesizer unit.
Components Description
Switch Unit Components
Describes the function of various switch unit components.
Microcomputer Terminal Descriptions
System Microcomputer Terminals
Details the pin assignments and functions of the system microcomputer.
Microcomputer Terminal Descriptions
Panel Audio Microcomputer Terminals
Explains the terminal functions for the panel audio microcomputer.
Microcomputer Terminal Descriptions
Panel Heater Control Microcomputer Terminals
Describes the terminal functions of the panel heater control microcomputer.
PC Board (Component Side View)
Synthesizer Unit PC Board (Component View)
Illustrates component placement on the Synthesizer Unit board.
PC Board (Foil Side View)
Synthesizer Unit PC Board (Foil View)
Displays copper traces on the foil side of the Synthesizer Unit.
PC Board (Component Side View)
Power Supply Unit PC Board (Component View)
Shows component layout for the Power Supply Unit board.
PC Board (Component Side View)
Switch Unit PC Board (Component View)
Shows component layout for the Switch Unit board.
Block Diagram Details
Power Supply and SLE BUS Blocks
Details Power Supply and SLE BUS connections within the block diagram.
Block Diagram Details
X34-401x Microcomputer Diagram Details
Shows connections related to the X34-401x microcomputer in the diagram.
Block Diagram Details
X34-405x Microcomputer Diagram Details
Details connections for the X34-405x microcomputer in the diagram.
Block Diagram Details
Power Supply Unit Diagram Connections
Illustrates connections for the Power Supply Unit in the diagram.
Exploded View (for GX204KEF2/KHF2/REF2)
Model Assembly Breakdowns
Provides visual breakdowns of assemblies for GX204KEF2/KHF2/REF2 models.
Exploded View (for GX204LEF2/SEF2)
Model Assembly Breakdowns
Details the assembly breakdown for GX204LEF2/SEF2 models.
Parts List
Power Supply Unit Parts List
Lists all parts used in the power supply unit with their specifications.
Synthesizer Unit Parts List (Panel)
Details components and parts for the panel section of the synthesizer unit.
Parts List
Synthesizer Unit Parts List
Lists components and parts for the main synthesizer unit.
Parts List
Switch Unit Parts List (Audio)
Lists components and parts for the audio switch unit.
Switch Unit Parts List (H/C)
Lists components and parts for the heater control switch unit.
Parts List
Capacitor Specifications and Coding
Explains the coding and specifications for various capacitor types.
Resistor Specifications and Coding
Outlines the coding and specifications for carbon and chip resistors.
Specifications
FM Tuner Performance
Provides performance specifications for the FM tuner section.
AM Tuner Performance
Details performance specifications for the AM tuner section.
CD Player Performance
Lists the technical specifications for the CD player.
Audio System Performance
Outlines performance parameters for the audio output system.
General Operating Parameters
Covers operating voltage and current consumption.

Table of Contents

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