KDL-32R400C, KDL-32R403C, KDL-32R405C, KDL-32R408C, KDL-32R410C, KDL-40R450C, KDL-40R453C, KDL-40R455C, KLV-32R412C - Sony TV Service Manual (repair manual). Page 11

Read Sony KDL-32R400C / KDL-32R403C / KDL-32R405C / KDL-32R408C / KDL-32R410C / KDL-40R450C / KDL-40R453C / KDL-40R455C / KLV-32R412C Service Manual online

Troubleshooting
3-2. No Power
3-2-1. DD Con
Start
DDCON
OK
B-Board
Check fuse.
No
No
Fuse
B-Board
Check voltage at JL005
Yes
F6000
No
3.3V? 
B-Board
Check voltage at
No
Yes
Change B-
board
Check voltage at 
BE
 JL008 
BA 
 JL6015
1.2V? 
No
Yes
Change B-
board
B-Board
Check voltage at JL6016
1.5V? 
Yes
Change B-
board
B-Board
Check voltage at :
BE 
 JL003.
BA 
 JL6017.
12V?
No
Yes
Change B-
board
B-Board
Check voltage at JL006
5V? 
No
Check 
LVDS
After checking take note of
Yes
After checking, take note of
NG condition & change B board
11

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