Tuner Function Check; Tape Function Check - LG LM-U1060 Service Manual

I TUNER FUNCTION CHECK
Tuner module (TUN800)
operation check
YES
IC200(BU4052)1,
12PIN input waveform check
YES
IC200 (BU4052)3,13PIN
output waveform check
IC601(BU4052)2,15PIN
input waveform check
YES
IC801 (MC4580)2,6PIN input
waveform check.
YES
IC801(MC4580) Pins 1, 7
input check
YES
IC603(CS95340) Pins10, 12
input check
I TAPE FUNCTION CHECK
TAPE PCB ASS`Y
YES
IC200(BU4052)2,1
5PIN input waveform check
YES
IC200 (BU4052)3,13PIN
output check IC601(BU4052)
2,15PIN input waveform
check
YES
IC801 (MC4580)2,6PIN input
check
YES
IC801(MC4580) Pins 1, 7
input check
YES
IC603(CS95340) Pins10, 12
input check
NO
TUNER MODUEL power
check (2PIN 9Vcheck)
NO
IC200 (BU4052)16PIN-
VDD,8PIN VSS power check
NO
IC801(MC4580)4PIN
VSS,8PIN VDD power check
NO
IC200 (BU4052)16PIN-
VDD,8PIN VSS power check
NO
IC200 (BU4052)16PIN-
VDD,8PIN VSS power check
- 2-8 -
YES
relevant parts replacement
YES
relevant parts replacement
YES
relevant parts replacement
YES
relevant parts replacement