JVC GR-SXM335U - Monitor Adjustment; V COM Adjustment

3-3
IC7501
F7501
CN7501
CN7503
28 1
21
14
85
CN7502
R7516
24
1
0 7 MONITOR PWB
YB20900-01-01
COMPONENT SIDE
Fig. 3-1-4 FUSE location for MAIN board assembly (COMPONENT SIDE)
7 FUSE LOCATION FOR MONITOR BOARD ASSEMBLY
3.2 MONITOR ADJUSTMENT
Notes:
Unless otherwise specified, all measurement points
and adjustment parts are located on MONITOR board.
Signal • Alignment tape
•Stairstep
Mode •PB
Equipment •LCD MONITOR
Measurement point •–
Adjusting part •R7516 (V COM)
Specification • Black level must correctly be
reproduced on the LCD MONITOR.
(There is a sharp contrast
between black and white parts.)
IC7501
F7501
CN7501
CN7503
28 1
21
14
85
CN7502
R7516
V COM
24
1
0 7 MONITOR PWB
YB20900-01-01
COMPONENT SIDE (A)
3.2.1 V COM
(1) Adjust R7516 to make sharp contrast between black and
white parts on the LCD MONITOR screen.
(2) Adjust R7516 so that black and white levels (patticularly
black level in the contour) is sharply reproduced on the
LCD MONITOR screen.