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JVC AV-25P8(PH) Service Manual page 34

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AV-25PX
Measuring
Item
instrument
Adjustment
Signal
generator
of
V-SHIFT
Remote
control unit
Adjustment
Signal
generator
of V-SIZE
Remote
control unit
Screen size
Screen
size
Picture size 100%
[VERTICAL SIZE]
ASPECT MODE
V SIZE
26
Test point
Adjustment part
1. V- SHIFT
A
B
2.V-SIZE
Picture
size
100%
REGULAR
92%
No. 51752
Description
At first, select the ASPECT mode to REGULAR.
1. Input the circle pattern signal.
2. Select 4.DEF from the SERVICE MENU.
3. Select 1.V-SHIFT with the MENU UP/DOWN key.
4. Adjust V-SHIFT to make A = B .
5. Press the OK key and memorize the set value.
6. Input the cross-hatch signal.
7. Select 2.V-SIZE and set the initial setting value.
8. Adjust V-SIZE and make sure that the vertical screen size is in
the bellow table.
9. Press the OK key and memorize the set value.
ZOOM
74%
(90% position)
16 : 9
262mm

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