JVC AV-48WP34/AHA Service Manual page 51

Measuring
Item
Instrument
Remote
SUB CONTRAST
adjustment
control unit
S04:SUB CONTRAST
Signal
Item
NTSC
STANDARD THEATER
Setting
value 078 045
Measuring
Item
Instrument
SPLIT Remote
control unit
SUB BRIGHT /
SUB CONTRAST
adjustment
Test point Adjustment Item
S04 : SUB CONT.
INITIAL SETTING VALUE
480i
STANDARD THEATER STANDARD
079 045 082
Table2
Test point Adjustment Item
ADS013 :
VCS008 :
SUB CONTRAST
No. 51914
1. Receive the NTSC black & white signal.
2. Enter the SERVICE MENU of 1.PICTURE/SOUND
Item.
Select S04 ＜ SUB CONT ＞ with FUNCTION (
3.
key.
4. Set the Initial setting value with FUNCTION ( / ) key.
(Table2)
5. If the contrast is not the best with the initial setting value,
make fine adjustment of the S04 ＜ SUB CONT. ＞ until
1080i
you get the optimum contrast.
THEATER
6. Press the MUTING key and memorize the set values.
047
7. Select THEATER / LOW.
8. Receive the 1080i black and white signal and then
repeat steps 3 ～ 7 above.
9. Input the 480p black and white signal and then repeat
steps 3 ～ 7 above.
1. Select SPLIT mode and then receive the NTSC black &
SUB BRIGHT
white signal to both pictures.
2. Enter the SERVICE MENU of 1.PICTURE/SOUND
Item.
3. Adjust ADS013
same as left picture.
4. Adjust VCS008
is same as left picture.
5. Press the MUTING key and memorize the set values.
AV-48WP30
Description
Description
＜ ＞
SUB BRIGHT to right picture is
＜ ＞
SUB CONTRAST to right picture
▲ / ▼ )
45