LG Flatron T711B Service Manual page 12

15. Video Pre-Amp Circuit.
This circuit amplifies the analog video signal from 0~0.7 V
to 0~4 V. It is operated by taking the clamp, R,G,B drive
and contrast signal from the MICOM (IC401)
16. Video Output Amp Circuit.
This circuit amplifies the video signal which comes from the
video pre-amp circuit and amplified it to applied the CDT
cathode
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