Sony CDX-GT40U Service Manual page 59

SERVICE MANUAL
Ver. 1.3 2012.06
In this set, the LCD driver IC (IC901) on the KEY board has been
changed in the midway of production.
The following changes are performed by this change.
• Change of the KEY board (suffi x-21/-22) (Refer to this supplement-2)
• Change of part No. of the FRONT PANEL OVERALL ASSY
• Change of part No. of the complete MAIN board
• Change of part for Ref No. IC501 on the MAIN board
In this unit, KEY board has been changed in the midway of production.
Discrimination, printed wiring board, schematic diagram and electrical
parts list of changed KEY board are described in this supplement-2.
Refer to original service manual and supplement-1 for other information.
9-893-214-82
CDX-GT40U/GT40UW/GT42UE/
SUPPLEMENT-2
File this supplement with the service manual. File this supplement with the service manual.
Subject: Change of KEY board (Suffi x-21/-22)
(Refer to page 44, 52 and 53 on original service manual)
(Refer to page 43 and 48 on original service manual)
(Refer to page 50 on original service manual)
Note: When the parts of new front panel and the parts of old main unit are
combined, this unit does not operate normally.
GT44U/GT45U/GT47UE
US Model
CDX-GT40U/GT40UW
Canadian Model
CDX-GT40U
AEP Model
UK Model
CDX-GT40U/GT44U
E Model
CDX-GT45U
Russian Model
CDX-GT40U/GT42UE/GT47UE
Indian Model
CDX-GT44U