JVC AV-34LS Service Manual page 30

AV-34LS AV-34LX
AV-34LH AV-3408TEE
[COMPRESS (16 : 9), fv : 50Hz mode]
Measuring
Item
instrument
Adjustment Signal
generator
of
V. ZOOM and
VER. HEIGHT Remote
control unit
Screen
size
Adjustment Signal
of generator
EW-PIN
Remote
control
unit
Signal
Adjustment
of generator
UP CORNER
Remote
and
DW CORNER control unit
30
Test point Adjustment part
13. V. ZOOM
2. VER. HEIGHT
Screen size
360mm
7. EW-PIN
Straight
9. UP CORNER
10. DW CORNER
1. Receive a PAL cross-hatch signal of vertical frequency 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 –/+ key.
5. Select 2. VER. HEIGHT with the MENU &/^ key.
6. Set the initial setting value of 2. VER. HEIGHT with the MENU –/+
key.
7. Adjust 2. VER. HEIGHT to set the vertical amplitude of the image to
360mm.
8. Select 7. EW-PIN with the MENU &/^ key.
9. Set the initial setting value of 7. EW-PIN with the MENU –/+ key.
10. Adjust 7. EW-PIN so tha the first vertical lines at the left and right
edges on the screen are straight.
11. Select 9. UP CORNER with the MENU &/^ key.
12. Set the initial setting value of 9. UP CORNER with the MENU –/+
key.
13. Select 10. DW CORNER with the MENU &/^ key.
14. Set the initial setting value of 10. DW CORNER with the MENU
–/+ 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.
No. 51854
Description