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5.4 SUB TINT
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Item/Preparation
1.
Receive a 3.58 MHz NTSC rainbow pattern
2.
Connect oscilloscope to A21 pin 6.
3.
Set controls:
BRT................CENTER
COLOUR........CENTER
CONTRAST....MAX
NTSC TINT.....CENTER
AI....................OFF
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1.
Adjust Sub NTSC Tint so that the peak of level of waveform is similar to Fig. 3
2.
Receive the Rainbow pattern (3.58 MHz NTSC) on both of Main and Sub pictures.
3.
Adjust Sub NTSC Tint 2 so that the peak of level of 1.3 ± 0.5V
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Adjustment Procedure
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