Sony CDX-GT660UE Service Manual page 5

CDX-GT660UE/GT660UP/GT660UV/GT662UE/GT710UV/GT717UV
EXTENSION CABLE AND SERVICE POSITION
When repairing or servicing this set, connect the jig cable (exten-
sion cable (CD mecha)) as shown below.
• Connect the MAIN board (CN700) and the SERVO board
(CN401) with the jig cable.
Jig cable:
Part No. Description
A-1818-424-A EXTENSION CABLE (CD MECHA)
MAIN board
(CN700)
NOTE FOR REPLACEMENT OF THE USB CONNEC-
TOR (CN971) AND THE AUX JACK (J901)
To replace the USB connector and the AUX jack requires align-
ment.
1. Insert the USB connector and the AUX jack into the front pan-
el.
2. Place the KEY board on the front panel and align the terminals
of the USB connector and the AUX jack with the holes in the
KEY board.
3. Solder four terminals of the connector and three terminals of
the jack.
USB (socket) connector
front panel
KEY board
AUX jack
extention cable (CD mecha)
TEST DISCS
Use following TEST DISC when this set confi rms the operation
and checks it.
Part No. Description
3-702-101-01 YEDS-18 (for CD)
4-225-203-01 PATD-012 (for CD)
NOTE FOR THE 20-PIN CONNECTOR (CN901)
Do not use alcohol to clean the 20-pin connector (CN901) connect-
ing the front panel with the main body.
Do not touch the connector directly with your bare hand. Poor con-
tact may be caused.
NOTE FOR REPLACEMENT OF THE SERVO BOARD
When repairing, the complete SERVO board should be replaced
since any parts in the SERVO board cannot be repaired.
NOTE FOR REPLACEMENT OF THE SWITCH BOARD
When SWITCH board is defective, exchange the MECHANICAL
BLOCK (U) ASSY 08.
SERVO board
(CN401)
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