JVC AV-32Z25EUY Service Manual page 26

AV-32Z25EUY
AV-28Z25EUY
Measuring
Item
instrument
V-SHIFT Signal
Adjustment generator
Remote
control unit
V-SIZE
adjustment
Screen size
Screen
size
Picture size 100%
ASPECT MODE
SCREEN
TOP
SCREEN
BOTTOM
26
Test point Adjustment part
1. V- SHIFT
A
B
2.V-SIZE
Picture
size
100%
FULL PANORAMIC
92% 87%
92% 87%
[ SCREEN SIZE ]
No. 52067
Description
[FULL mode]
1. Receive a circle pattern signal of vertical frequency 50Hz.
2. Select 4.DEF from the SERVICE MENU.
3. Select 1.V-SHIFT with the FUNCTION UP / DOWN ( / ) key.
4. Adjust V-SHIFT to make A = B.
5. Check the adjustment value above in other zoom mode. If it is a
wrong adjustment, re-adjust in FULL mode and adjust by 1.V-
SHIFT.
6. Press the MENU key and memorize the set value.
1. Receive a cross-hatch signal.
2. Select 2.V-SIZE and set the initial setting value.
3. Adjust V-SIZE and make sure that the vertical screen size of
the picture size is in the bellow table.
4. Press the MENU key and memorize the set value.
5. Input a NTSC VIDEO signal (60Hz) from the EXT terminal,
and make sure that the vertical screen size is in the table
below.
6. Press the MENU key and memorize the set value.
SUBTITLE
70%
83%