Sanyo VPC-X360E Service Manual page 19

LCD screen A
10-2. LCD RGB Offset Adjustment
Adjusting method:
1. Adjust LCD "RGB offset" so that the amplitude of the CL424
waveform is 7.5 Vp-p
CL424 waveform
10-3. LCD Gain Adjustment
Adjusting method:
1. Adjust LCD "Gain" so that the amplitude of the CL424 wave-
form is 4.0 Vp-p 0.15 V.
Note:
10-2. LCD RGB Offset adjustment should always be carried
out first.
CL424 waveform
10-4. LCD Blue Brightness Adjustment
Adjusting method:
1. Adjust LCD "B Bright" so that the amplitude of the CL426
waveform is 0.2 V with respect to the CL424 (VG) wave-
form.
Note:
10-2. LCD RGB Offset adjustment and 10-3. LCD Gain ad-
justment should always be carried out first.
LCD
adjustment
B
frame
FPC
0.3 V.
7.5 Vp-p
0.3 V
4.0 Vp-p
0.15 V
CL424 waveform
CL426 waveform
10-5. LCD Red Brightness Adjustment
Adjusting method:
1. Adjust LCD "R Bright" so that the amplitude of the CL425
waveform is 0.2 V with respect to the CL424 (VG) wave-
form.
Note:
10-2. LCD RGB Offset adjustment and 10-3. LCD Gain ad-
justment should always be carried out first.
CL424 waveform
CL425 waveform
VG
VG 0.2 V
VG
VG 0.2 V