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8.2. Adjustment
8.2.1. Sub-Contrast adjustment
Name of measuring instrument Connection Remarks
RF generator
Base Band signal generator
HD signal generator
Steps Remarks
Adjustment of TV (RF system)
Note:
In adjustment, you must setting to modulation of signal at 85%.
1. Receive a RF PAL 100% Full White or Split Colour bar shown as below .
2. Goes into service adjustment mode.
3. Push a [ 1 ] or [ 2 ] key, and goes into adjustment mode for [ CONTRAST ].
Adjustment
1. The colour key yellow button of remote control is pushed.
2. The OSD character of sub-contrast becomes red.
(Inside under automatic adjustment)
3. The OSD character of sub-contrast returns to black.
4. End.
Ref.:
RF signal modulation spec.
UK models: 80%
Other models: 90%
Note:
Sub-contrast adjustment is unadjusted
for AV/ HD input.
But, when needing the adjustment cho-
sen manually, please refer to [ alterna-
tive method ].
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