Table Of Contents - Sony CDX-GT414U Service Manual

CDX-GT410U/GT414U
Ver. 1.1
NOTE FOR REPLACEMENT OF THE SERVO BOARD
When repairing, the complete SERVO board (A-1177-201-A) should
be replaced since any parts in the SERVO board cannot be repaired.
NOTE FOR REPLACEMENT OF THE USB CONNECTOR
(CN902)
To replace the USB connector requires alignment.
1. Insert the USB connector into the front panel.
2. Place the KEY board on the front panel and align the terminals
of the USB connector with the holes in the KEY board.
3. Solder the four terminals of the connector.
USB (socket) connector
front panel
NOTE FOR THE 24-PIN CONNECTOR (CN901)
Do not use alcohol to clean the 24-pin connector (CN901) connecting
the front panel with the main body.
Do not touch the connector directly with your bare hand. Poor contact
may be caused.
4
1.
2.
2-1. Sub Panel (FL) Assy ........................................................ 9
2-2. CD Mechanism Block ..................................................... 9
2-3. Main Board ...................................................................... 10
2-4. Servo Board ..................................................................... 10
2-5. Chassis (T) Sub Assy ....................................................... 11
2-6. Roller Arm Assy .............................................................. 11
2-7. Chassis (OP) Assy ........................................................... 12
KEY board
3.
4.
4-1. Block Diagram -Main Section- ...................................... 17
4-2. Block Diagram -Display Section- .................................. 18
4-3. Printed Wiring Board -Main Section- ............................ 20
4-4. Schematic Diagram -Main Section (1/3)- ...................... 21
4-5. Schematic Diagram -Main Section (2/3)- ...................... 22
4-6. Schematic Diagram -Main Section (3/3)- ...................... 23
4-7. Printed Wiring Board -Key Section- .............................. 24
4-8. Schematic Diagram -Key Section- ................................. 25
5.
5-1. Main Section .................................................................... 31
5-2. Front Panel Section ......................................................... 32
5-3. CD Mechanism Section (MG-101U-188//Q) .................. 33
6.

TABLE OF CONTENTS

GENERAL
Location of Controls ........................................................ 5
Connections ..................................................................... 6
DISASSEMBLY
DIAGNOSIS FUNCTION
DIAGRAMS
EXPLODED VIEWS
ELECTRICAL PARTS LIST
........................................ 13
.................................. 34