JVC AV-20D304/SA Service Manual page 21

AV-20D304
Measuring
Item
instrument
WHITE Signal
BALANCE generator
(HIGH LIGHT)
Remote
control unit
KEY ASSIGNMENT OF REMOTE CONTROL UNIT
No Setting item
S14 R DRIVE
S15 G DRIVE
SUB BRIGHT Remote
control unit
No Setting item
S01 BRIGHT
SUB Remote
CONTRAST control unit
No Setting item
S02 PICTURE
1-20 (No.52103)
Test point Adjustment part
[8.HIGH LIGHT]
[1.V/C(S)]
S14 : R DRIVE
S15 : B DRIVE
R DRIVE
EXIT
B DRIVE
B DRIVE
R DRIVE
Variable Initial setting
range value
0~127 64
0~127 64
[1.V/C(S)]
S01 : BRIGHT
Variable Initial setting
range value
0~127 64
[1.V/C(S)]
S02 : PICTURE
Variable Initial setting
range value
0~127 65
Description
(1) Receive the black and white signal ( color off ).
(2) Select the 8.HIGH LIGHT in the SERVICE MENU.
(3) Set the initial setting value of <S14>(R DRIVE) and
<S15>(B DRIVE) with the [4], [6], [7] and [9] keys.
(4) Adjust the screen until it becomes white by using the
[4], [6], [7] and [9] keys.
NOTE:
If the [3] key is pressed, it can escape from WHITE
BALANCE adjustment mode.
(1) Receive the broadcast.
(2) Select <S01>(BRIGHT) of the 1.V/C(S).
(3) Set the initial setting value of the <S01> with the
[VOLUME (-/+)] key.
(4) If the brightness is not the best with the initial setting
value, make fine adjustment of the <S01> until you
get the optimum brightness.
(1) Receive the broadcast.
(2) Select <S02>(PICTURE) of the 1.V/C(S).
(3) Set the initial setting value of the <S02> with the
[VOLUME (-/+)] key.
(4) If the contrast is not the best with the initial setting
value, make fine adjustment of the <S02> until you
get the optimum contrast.