White Balance Adjustment; Contrast Linearity Adjustment; Color Shading Correction - Canon LV-X1J Service Manual

Part 3: Adjustment

2.7 White Balance Adjustment

Input signal ...........................16-step gray scale
Enter the service mode.
Adjust white balance in computer and AV input modes with the VOLUME +/- button.
Item No.
17, 18
17, 18
(17: Red; 18: Blue)
Select each item alternately and adjust white balance with the VOLUME +/- button.

2.8 Contrast Linearity Adjustment

Input signal ...........................16-step gray scale
Enter the service mode.
Check gradation at bright and dark 16-step gray scale areas. If it darkens, adjust it
with the VOLUME +/- button.
Item No.
16
16

2.9 Color Shading Correction

If you find color shading on the screen, perform color shading correction. To do this,
use a proper computer and "Color Shading Correction" software.
The software is supplied with this service manual.
* This model (LV-X1) does not need optical adjustments.
Replace the following units:
PART NO.
YG7-0173-000
YG7-0175-000
DY5-0059-000
Input mode
Computer
AV (NTSC)
Input mode
Computer
AV (NTSC)
LENS ASS'Y
BASE, OPTICAL BLOCK
PRISM/LCD ASS'Y
3-8