Read Sony KDL-46W700A / KDL-46W704A / KDL-46W705A / KDL-46W707A / KDL-50W700A / KDL-50W704A / KDL-50W705A / KDL-50W707A Service Manual online
RB1G
CHASSIS
W700A/704A/705A/707A/708A
Troubleshooting
3-5. No Picture
3-5-2. No Picture HOTEL_B2B (BA2-S HOTEL_B2B)
No Picture B2B
PC
No Picture
No Picture B2B
Check if input OSD
is GREY OUT
No Picture
NG
Check CN3102
Connection,
PC_CON_DET
OK
Check wave between
R3149/R3150
and IC9001
Detailed check
CN3102 pin13,
pin 14 path
NG
OK
Detailed check
CN3102 signal path
Pin 1, pin 2, pin 3
NG
OK
Check wave between
C3126/C3127/C3128
and IC9001
OK
Detailed TMDS path
NG
Detailed TMDS path
check between
IC9001 and IC5009
Confirm other analog
NG
Check signal
between IC9001 and
NG
HDMI EQ [IC5009]
Problem
NG
Confirm HDMI
input working
Input working
Ayu2 [IC9000]
Problem
OK
between IC9001 and
IC5009 [RB5008]
Brownie [IC9001]
Problem
OK
Note:
(AYU2) – IC9000
(Brownie) IC9001
(AYU2) – IC9000
(Brownie) IC9001
(*)
Size
B* Board Type G* Board Type
46”
BA2-S GL2S
50”
BA2-S
GL2
120
(Brownie)- IC9001
50
BA2 S
GL2
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