Service Note - Sony CDX-GT450U Service Manual

CDX-GT50UMS/GT450U/GT457UE/GT500U/GT500US/GT505U
EXTENSION CABLE AND SERVICE POSITION
When repairing or servicing this set, connect the jig (extension
cable) as shown below.
• Connect the MAIN board (CN701) and the SERVO board
(CN401) with the extension cable (Part No. J-2502-076-1).
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
4
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MAIN BOARD
CN701
KEY board
AUX jack
manuals search engine
SECTION 1

SERVICE NOTE

NOTE FOR REPLACEMENT OF THE SERVO BOARD
When repairing, the complete SERVO board (Part No. A-1768-
002-A) should be replaced since any parts in the SERVO board
cannot be repaired.
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.
J-2502-076-1
SERVO BOARD
CN401