Sony KDL-42W800A Service Manual page 130

Troubleshooting
3-5. No Picture
3-5-4. No Picture Japan Destination (BA2-W, BKJ)
No Picture JP N Pi t
ビ デオ
No Picture
Check if input OSD
is GREY OUT
Check wave between
C3106 and IC9001
Confirm Analog RF
input working
OK
Brownie [IC9001] Brownie [IC9001]
Problem
JP
NG
Check J3101
connection,
VIDEOA DET VIDEOA_DET
OK
NG
Detailed check
J3101 signal path
OK OK
Detailed SDIF path
Check between
IC9001 and IC9000
NG
Check signal
NG
between IC9001 and
IC9000 [R8633]
OK
Ayu2 [IC9000] Ayu2 [IC9000]
Problem
W800A/W801A/W802A/W804A/W805A/W806A/W807A/W808A/W809A
B* Board Type G* Board Type
Size
OTHERS JAPAN CHINA ASIA
42 BA2S BA2W GL2S GL2S
47 47 BA2S BA2S BA2W BA2W GL2S GL2S GL2S GL2S
55 BA2S BA2W GL2E(CH) GL2E(ID) GL2E(CH) GL2E(ID) GL2E(ID)
コ ン ポーネ ン ト
No Picture
NG
Check TB3101
Check if input OSD
Connection,
is GREY OUT
VIDEOB_DET _
OK
NG
Check wave
Detailed check
Between C3120/C3121
TB3101 signal path
and IC9001
OK OK
NG
HDMI EQ [IC5009]
Confirm HDMI
input working Problem
OK
Detailed TMDS path
check between
IC9001 and IC5009
NG
NG
Check signal
Confirm other analog Confirm other analog
between IC9001 and
Input working
IC5009 [RB5008]
OK
OK
Brownie [IC9001] Ayu2 [IC9000]
P bl Problem Problem Problem
RB1G CHASSIS
AMERICA EUROPE JAPAN
GL2E(CH) GL2E(ID) GL2S
GL2E(CH) GL2E(ID) GL2E(CH) GL2E(ID) GL2S GL2S
Note:
(AYU2) – IC9000
(Brownie)- IC9001
130