Samsung WS32Z419D8**EU Service Manual page 77

Troubleshooting
6-4-3 No Sound
1. when the power is normal
EXT :No
RF
NG SCART1/SCART2
CVBS Check
Cehck A/V
Cabile
6-10
No-Signal
RF,EXT-IN
:Ok
CEHCK
EXT :No
RF :No
OK
OPEN Tuer SDA/SCL PIN
Check SCL/SDA
NG
F-Box Module
R/L-OUT Check
OK
AMP B+ Check
OK
EXT :Ok
RF :No
TU01
9V check
OK
TU01
5V check
OK
TU01
33V check
OK
OK
TU01 SDA/SCL
check
OK
NG F-Box Module
Change
NG
FD801S CEHCK
OK
AMP CHANGE
NG
IC801 78R09
CHANGE
NG
IC803S 78R05
CHANGE
NG
DZ405 TZP33A
Change
NG
OPEN Tuer SDA/SCL PIN
Check SCL/SDA
OK
Tuner Change
NG
Change
Materials
Samsung Electronics