Read Sharp LC-42DH77EC (serv.man5) Service Manual online
LC-32/42/46DH77E/RU/S
3 – 14
6. ADC adjustment (Component 33K)
7. PC (Analog D-sub 15-pin) signal adjustment
8. RGB (SCART) signal adjustment
Adjustment point
Adjustment Conditions
Adjustment procedure
1
Setting
[Signal]
COMP33K 50Hz 100% full field
colour bar
COMP33K 50Hz 100% full field
colour bar
[Terminal]
EXT3 component input
EXT3 component input
• Send the component 33K 100% full field colour bar (colour saturation: 100%)
signal to the component input of EXT3.
2
Auto adjustment
performance
performance
Process page No. 7/16
Point the cursor to [HDTV ADJ] and press the [OK] key.
The adjustment is complete when [HDTV ADJ OK] is displayed.
The adjustment is complete when [HDTV ADJ OK] is displayed.
Adjustment point
Adjustment Conditions
Adjustment procedure
1
Setting
[Signal]
XGA 60Hz
100% full field color bar
XGA 60Hz
100% full field color bar
[Terminal]
EXT4 PC input
EXT4 PC input
• Send the XGA 60Hz 100% full field color bar (color saturation: 100%) signal
to the PC input of EXT4.
2
Auto adjustment
performance
performance
Process page No. 8/16
Point the cursor to [ANALOG PC ADJ] and press the [OK] key.
The adjustment is complete when [ANALOG PC ADJ OK] is displayed.
The adjustment is complete when [ANALOG PC ADJ OK] is displayed.
Adjustment point
Adjustment Conditions
Adjustment procedure
1
Setting
[Signal]
RGB 15K 60Hz
100% full field color bar
RGB 15K 60Hz
100% full field color bar
[Terminal]
EXT1 SCART RGB input
EXT1 SCART RGB input
• Send the RGB 15K 100% full field color bar (color saturation: 100%) signal to
the SCART input of EXT1.
2
Auto adjustment
performance
performance
Process page No. 9/16
Point the cursor to [SCART RGB ADJ] and press the [OK] key.
The adjustment is complete when [SCART RGB ADJ OK] is displayed.
The adjustment is complete when [SCART RGB ADJ OK] is displayed.
100% white
Black
100% white
Black
100% white
Black
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