No. 52076
29
AV-20N83
AV-21D83
Item
Measuring
instrument
Test point
Adjustment part
Description
[COMPRESS (16 : 9) : ON, fv: 50Hz mode ]
1. Receive a PAL cross-hatch signal of vertical frrequency 50Hz.
2. Select COMPRESS from the MENU and set COMPRESS to ON.
3. Select
3. DEF
from the SERVICE MENU.
4. Set the initial setting value of
13. V. ZOOM
with the MENU
*
/
T
key.
5. Select
2. VER. HEIGHT
with the MENU
&
/
^
key.
6. Set the initial setting value of
2. VER. HEIGHT
with the MENU
*
/
T
key.
7. Adjust
2. VER. HEIGHT
to set the vertical amplitude of the image to
the value shown in Table 3.
Adjustment
of
V. HEIGHT
Adjustment
of
SIDE PIN
8. Select
7. EW-PIN
with the MENU
&
/
^
key.
9. Set the initial setting value of
7. EW-PIN
with the MENU
*
/
T
key.
10. Adjust
7. EW-PIN
so that the first vertical lines at the left and right
edges on the screen are straight.
7. EW-PIN
Adjustment
of
CORNER
Signal
generator
Remote
control unit
11. Select
9. UP CORNER
with the MENU
&
/
^
key.
12. Set the initial setting value of
9. UP CORNER
with the MENU
*
/
T
key.
13. Select
10. DW CORNER
with the MENU
&
/
^
key.
14. Set the initial setting value of
10. DW CORNER
with the MENU
*
/
T
key.
15. Adjust
9. UP CORNER
and
10. DW CORNER
so that the vertical
lines at the four corners on the screen are straight.
16. Press the DISPLAY key twice to return to the normal screen.
9. UP CORNER
10. DW CORNER
Screen size
Vertical
amplitude
Screen
size
Straight
Signal
generator
Remote
control unit
Signal
generator
Remote
control
unit
13. V. ZOOM
2. VER. HEIGHT
Vertical Amplitude
AV-20N83
/BK
, AV-20N83
/VT
230mm
AV-21D83
/BK
, AV-21D83
/VT
235mm
Table 3
Model
