- No Picture: (Bax + Tus) - Sony KDL-32W700B Service Manual

Troubleshooting
RB2G CHASSIS
W700B/ W800B

2.5-1 - NO PICTURE: (BAX + TUS)

2-5. No Picture 2-5 No Picture
2-5-3. UC/GA/CH (BAX +TUS UC/GA/CH)
LEGEND
BAX BAX
BAX-L
BAX & BAX-
L
TUS/TUW /
For Atreyu(IC9000) replacement check page6
Chassis: RB2G, HE-L
No Picture GA
Video 1
No Picture
NG
Check J3101
Check if input OSD
connection,
is GREY OUT
VIDEOA_DET at
C8031 / C7030
OK
NG
Check wave between Detailed check
C3000 and IC9001 J3101 signal path
OK
Detailed SDIF path
Check between
IC9001 and IC9000
NG
Check signal
NG
Confirm Analog RF between IC9001 and
input working IC9000 [RB8524] /
[R8570]
OK
OK
Ayu2 [IC9000]
Brownie [IC9001]
Problem
Problem
Video 2
No Picture
Check J3104
NG
Check if input OSD Connection,
is GREY OUT VIDEOB_DET
At C8025 / C7026
OK
NG NG
Check wave between
Detailed check
C3018 and IC9001 J3104 signal path
OK
Detailed SDIF path
Check between
IC9001 and IC9000
NG
Check signal
NG
Confirm Analog RF between IC9001 and
input working i t ki IC9000 [RB8524] / IC9000 [RB8524] /
[R8570]
OK
OK
Ayu2 [IC9000]
Brownie [IC9001]
Problem
Problem
Chassis: RB2G, HE-L
Component
No Picture
Check J3104
NG
Conn
Check if input OSD
VIDEOB_DET at
is GREY OUT
C8025 / C7026,
CR_DET at
OK
C8014 / C7025
NG NG
Check wave
Detailed check
Between C3018/C3019
J3104 signal path
and IC9001
OK
NG
C Confirm HDMI fi HDMI HDMI EQ [IC5009] HDMI EQ [IC5009]
input working Problem
OK
Detailed TMDS path
check between
IC9001 and IC5009
NG
NG
Check signal
Confirm other analog
between IC9001 and
Input working
IC5009 [RB5008]
OK OK
Brownie [IC9001] Ayu2 [IC9000]
Problem Problem
85
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