JVC AV-27D203/R, Service Manual

Page: 25 / 63

No.51940
AV-27D303
AV-27D203
24
Item
Measuring
instrument
Test point Ad justment part Description
WHITE
BALANCE
(High Lig ht)
adjustment Signal
generator
R DRIVE (S14)
B DRIVE (S15) 1. Receive the blac k-and-white signal ( color off ).
2. Select the [HIGH LIGHT] MODE in the SERVICE MENU.
3. Set the initial setting value of “R DRIVE” and “B DRIVE” with
the
④ ④ ④ ④
,
⑥ ⑥ ⑥ ⑥
,
⑦ ⑦ ⑦ ⑦
and
⑨ ⑨ ⑨ ⑨
keys of the remote c ontrol unit.
4. Adjust the screen until it becomes white using the ④
④ ④
④ , ⑥
⑥ ⑥
⑥ , ⑦
⑦ ⑦
⑦
and
⑨ ⑨ ⑨ ⑨
keys of the remote c ontrol unit.
● The ③
③ ③
③ EXIT key is the cancel key for the WHIT E BALANCE.
SUB BRIGHT
adjustment
S01. BRIGHT 1. Receive the broadcast.
2. Select
S01. BRIGHT of the V/C MODE.
3. Set the initial s etting value of the S01. BRIGHT with the
MENU / (VOL-/+) k ey.
4. If the brightness is not the best with the initial s etting value,
make fine adjustment of the S01. BRIGHT until you get the
optimum brightness .
SUB
CONT RAST
adjustment
S02. PICTURE 1. Receive the broadcast.
2. Select
S02. PICT URE of the V/C MODE.
3. Set the initial setting value of the S02. PICTURE with the
MENU / (VOL-/+) k ey.
4. If the contrast is not the bes t with the initial setting value, make
fine adjustment of the S02. PICTURE until you get the
optimum contrast.
[HIGH LIGHT]
***
Remote Control Unit
① key : H.LINE ON
②
key : H.LINE OFF
③ key : EXIT
④
key : R DRIVE
▲
⑥
key : B DRIVE
▲
⑦
key : R DRIVE
▼
⑨ key : B DRIVE ▼
No
Setting item Variable
range
Initial setting
value
S14 R DRIVE
0
～
127
64
S15 B DRIVE
0
～
127
64
No Setting item Variable
range
Initial setting
value
S01 BRIGHT
0
～
127
64
No Setting item Variable
range
Initial setting
value
S02 PICTURE
0 ～ 127
65