Viewfinder Adjustment - JVC GY-HD100E Service Manual

Measuring
No. Item instruments &
Input signals

3.4.4 VIEWFINDER adjustment

For the VIEWFINDER adjustment, the following adjustment are required only. Other adjustment items should be default
value.
VF COMMON
1
DC adjustment
2 VF VCO
adjustment
NG
VF H-POSI-
3 Gray scale chart
TION
adjustment
3-16
Measuring point (*)
Adjustment parts (-)
Mode
Adjustment level (+)
ADJUST MENU * VIEWFINDER
- JOG dial
+ Minimize the flicker
ADJUST MENU * VIEWFINDER
- JOG dial
+ Most stable point
for monitor screen
OK OK
ADJUST MENU * VIEWFINDER
- JOG dial
+ Screen centering
50 % 50 %
Adjustment procedure
(1) Press the USER 1/2 button to select ADJUST
MENU No.93,"VF COMMON DC".
(2) Rotate the JOG dial to adjust to the specified
level.
(3) Press the JOG dial to store the adjustment
data.
(1) Press the USER 1/2 button to select ADJUST
MENU No.95."VF VCO L".
(2) Rotate the JOG dial to adjust to the specified
level.
NOTE:
If adjustment cannot be done, change AD-
JUST MENU No. 96 "VF VCO H" to 3 or 5
and readjust.
(3) Press the JOG dial to store the adjustment
data.
NG
(1) Press the USER 1/2 button to select ADJUST
MENU No.97,"VF H POSITION".
(2) Rotate the JOG dial to adjust the marker to
horizontal center of the screen.
(3) Press the JOG dial to store the adjustment
data.