Sharp LC-32DH77E Service Manual page 21

3. TUNER adjustment
Adjustment point
1 Setting
2 Auto adjustment
performance
4. SECAM signal adjustment
Adjustment point
1 Setting
2 Auto adjustment
performance
5. ADC adjustment (Component 15K)
Adjustment point
1 Setting
2 Auto adjustment
performance
Adjustment Conditions
[Signal]
PAL split colour bar In-house UV
[Terminal]
TUNER
Process page No. 3/16
Adjustment Conditions
[Signal]
SECAM full field colour bar
[Terminal]
EXT1 SCART video input
Process page No. 4/16
Adjustment Conditions
[Signal]
COMP15K 50Hz 100% full field
colour bar
[Terminal]
EXT3 component input
Process page No. 6/16
Adjustment procedure
• Send the in-house signal (PAL colour bar) to TUNER.
• For the PAL colour bar pattern (E-12ch), the picture level and sync level must
show a ration of 7 to 3.
Point the cursor to [TUNER ADJ] and press the [OK] key.
The adjustment is complete when [TUNER ADJ OK] is displayed.
Adjustment procedure
• Send the SECAM full field colour bar (colour saturation: 75%) signal to the
SCART video input of EXT1.
[VIDEO input signal]
100% white
Point the cursor to [SECAM ADJ] and press the [OK] key.
The adjustment is complete when [SECAM ADJ OK] is displayed.
Adjustment procedure
• Send the component 15K 100% full field colour bar (colour saturation: 100%)
signal to the component input of EXT3.
100% white
Point the cursor to [COMP 15k ALL ADJ] and press the [OK] key.
The adjustment is complete when [COMP 15k ALL OK] is displayed.
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LC-32/42/46DH77E/RU/S
[In-house E-12CH]
100% white
Black