Troubleshooting; Trouble Shooting 5-1 5; No Power - Sony KDL-32W700B Service Manual

Troubleshooting

3-1. NO POWER

3-1-1. NO POWER AC ADAPTER
No Power
Replace
NG
Check STBY 3.3V
Between LD Board to
L9107
B* Board Harness
OK
OK
Harness
BAXL Board
Parts Parts Board PWB (BAXL A side) Board PWB (BAXL- A side)
(L9107)
TROUBLESHOOTING
NG
NG
Replace
LD- Board
OK
LD Board
 For HT, HM, change LD board.
 For HE, change Panel.  F HE h P
Note : N t
-B* Board – BAXL Board
Detail Detail
1
L9107
SECTION 3
3-1-2. NO POWER – AYU2/AYU2L failure
Adapter
l
W700B/ W705B/ W706B/ W707B/ W708B/ W790B
W800B/ W805B/ W807B/ W808B/ W815B/ W817B/ W828B/ W829A
AYU2/L Fail Suspected
eMMC / RawNAND erase
Product SW rewrite
Yes
Product SW
Recover?
No o
Replace BAXL Board
RB2G CHASSIS
W855B/ W857B
writing issue
11