JVC AV-29WX14/G Service Manual page 25

Measuring
Item
instrument
V. HEIGHT Signal
adjustment
generator
Remote
control unit
Screen
size
92%
H. POSITION
Signal
adjustment generator
Remote
control unit
C
H. WIDTH
Signal
adjustment generator
Remote
control unit
Screen size 91%
Picture size 100%
Test point Adjustment part
[4. DEF]
3. V-SIZE
14. V-ZOOM
Picture
size
100%
[4. DEF]
4. H-CENT
D
[4.DEF]
5. H-SIZE
Description
- PAL V. HEIGHT -
(1) Receive a PAL crosshatch signal.
(2) Select 3. V-SIZE.
(3) Set the initial setting value of 3. V-SIZE.
(4) Select 14. V-ZOOM.
(5) Set the initial setting value of 14. V-ZOOM.
(6) Adjust 14. V-ZOOM to make the vertical screen size to
92% of the picture size.
- NTSC V. HEIGHT -
(1) Receive a NTSC crosshatch signal.
(2) Make similar adjustment of NTSC V. HEIGHT in the same
way as for "PAL V. HEIGHT".
- PAL H. POSITION -
(1) Receive a PAL circle pattern signal.
(2) Select 4. H-CENT.
(3) Set the initial setting value of 4. H-CENT.
(4) Adjust 4. H-CENT to make "C = D".
- NTSC H. POSITION -
(1) Receive a NTSC circle pattern signal.
(2) Make similar adjustment of NTSC H. POSITION in the
same way as for "PAL H. POSITION".
- PAL H. WIDTH -
(1) Receive a PAL crosshatch signal.
(2) Select 5. H-SiZE.
(3) Set the initial setting value of 5. H-SIZE.
(4) Adjust 5. H-SIZE to make the horizontal screen size to
91% of the picture size.
- NTSC H. WIDTH -
(1) Receive a NTSC crosshatch signal.
(2) Make similar adjustment of NTSC H. WIDTH in the same
way as for "PAL H. WIDTH".
(No. YA104) 1-25