Daewoo DTP-28B1 Service Manual page 15

CORNER
EW TRAPEZ
3-4-8- AGC
- Adjust the antenna signal level at 70 dB V 2
- Tune a colour bar pattern.
- Find the "AGC" item in service mode.
- Adjust AGC volume ( RB10 ) to bring the cursor to central position : 32.
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