LG 42LH50 - Tuner Signal Checks

2009 FALL LCD DV 42LH50
57
Main PWB Tuner Video and SIF Output Check
Main PWB Tuner Video and SIF Output Check
450mVp/p
Pin 19
“Video”
Signal
Pin 16
“SIF”
Signal
2.24Vp/p
USING COLOR BAR SIGNAL INPUT
Pin 12 and Pin 13
“Dig IF” Signal
Note:
“Dig IF” Signal only when
receiving a Digital Channel.
700mVp/p
Pin 1
Note: “Video Out” Signal only when
receiving an analog Channel.
MAIN PWB
Tuner Location