JVC AV28CH1EUS Service Manual page 26

AV28CH1EUS
AV28CH1EUB
Measuring
Item
instrument
Ad justment of
H.CENTER
C
90%
Ad justment
of
H.SIZ E
ASPECT
MODE
H SIZ E
Ad justment of
EW-PIN
26
Test point Ad justment part
3.H-CENT.
D
90%
4.H-SIZ E
FULL PANORAMIC
92% 95%
[ SCREEN SIZE ]
6.EW-PIN
Straight
13. Receive a c ircle pattern s ignal.
14. Select 3.H-CENT and set the initial s etting value.
15. Adjust H-CENT to make C=D.
16. Press the MENU key and memoriz e the s et value.
17. Receive a circle pattern signal.
18. Select 4.H-SIZE and set the initial setting value.
19. Adjust H-SIZE and make sure that the horizontal screen size
of the picture size is in the bellow table.
20. Press the MENU key and memoriz e the s et value.
21. Input a NTSC VIDEO signal (60Hz) from the EXT terminal,
and make sure that the horizontal screen size of the eac h
ASPECT mode is in the below table.
22. Press the MENU key and memoriz e the s et value.
SUBTITLE
92%
23. Select 6.EW-PIN and s et the initial s etting value
24. Adjust EW-PIN and make the 2nd.vertic al lines at the left and
right edges of the screen straight. Also make sure that the 3rd
vertical lines are straight.
25. Press the MENU key and memoriz e the s et value.
No. 51944
Description