KDL-40W580B, KDL-40W590B, KDL-40W600B, KDL-40W605B, KDL-40W607B, KDL-40W608B, KDL-48W580B, KDL-48W585B, KDL-48W590B, KDL-48W600B, KDL-48W605B, KDL-48W607B, KDL-48W608B, KDL-48WM15B, KDL-60W600B, KDL-60W605B, KDL-60W607B, KDL-60W608B, KDL - Sony TV Service Manual (repair manual). Page 11

Read Sony KDL-40W580B / KDL-40W590B / KDL-40W600B / KDL-40W605B / KDL-40W607B / KDL-40W608B / KDL-48W580B / KDL-48W585B / KDL-48W590B / KDL-48W600B / KDL-48W605B / KDL-48W607B / KDL-48W608B / KDL-48WM15B / KDL-60W600B / KDL-60W605B / KDL-60W607B / KDL-60W608B / KDL Service Manual online

RB2G
 CHASSIS 
W580B/W585B/W590B/W600B/W605B/W607B/W608B/WM15B 
11 
SECTION 3 
TROUBLESHOOTING 
3-1. NO POWER 
Parts 
Board PWB  (BAXL- A side) 
Detail 
(L9107) 
 
Troubleshooting 
No Power 
Check STBY 3.3V  
L9107  
Harness 
Adapter 
Replace 
Between LD Board to 
B* Board Harness 
BAXL Board 
NG 
OK 
NG 
OK 
Replace 
LD- Board 
NG 
LD Board 
OK 
 For HT, HM, change LD board. 
 For HE, change Panel
3-1-1. NO POWER
 AC ADAPTER 
L9107 
Note : 
-B* Board – BAXL Board 
3-1-2. NO POWER – AYU2/AYU2L failure 
AYU2/L Fail Suspected 
Replace BAXL Board
 
No 
eMMC / 
RawNAND erase 
Product SW rewrite 
Recover? 
Product SW 
 writing issue 
Yes 
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