LG 42LH20 Service Manual page 55

Main PWB Tuner Video and SIF Output Check
Main PWB Tuner Video and SIF Output Check
USING COLOR BAR SIGNAL INPUT
MAIN PWB
Tuner Location
Pin 1
Pin 12 and Pin 13
"Dig IF" Signal
700mVp/p
55
Note: "Video Out" Signal only when
receiving an analog Channel.
Pin 19
"Video"
Signal
Pin 16
"SIF"
Signal
Note:
"Dig IF" Signal only when
receiving a Digital Channel.
February 2009 42LH20
2.24Vp/p
450mVp/p