JVC AV-56WP30 Service Manual page 45

Measuring
Item
Instrument
SUB CONTRAST Signal
adjustment
generator
Remote
control unit
S04 : SUB CONTRAST
Sig nal
Item
NTSC
STAND ARD THEATER
Setting
value
063 046
Measuring
Item
Instrument
SPLIT Signal
SUB BRIGHT / generator
SUB CONTRAST
adjustment
Remote
control unit
Test point Ad justment Item
S04 : SUB CONT.
INITIAL SET TING VALUE
480i
STAND ARD THEATER STAND ARD
080 047 084
Table 2
Test point Ad justment Item
ADS013 :
VCS008 :
SUB CONTRAST
No. 52007
1. Receive the NTSC black & white signal.
2. Select the STANDARD mode on the VIDEO STATUS.
3. Select that COLOR T EMP is set at the LOW mode.
4. Select 1.PICTURE/SOUND from SERVICE MENU.
5. Select S04＜ SUB CONT＞ with FUNCTION (
key.
6. Set the Initial s etting value with FUNCTION ( /
(Table 2)
7. If the c ontrast is not the best with the initial setting value,
1080i
make fine adjustment of the S04＜SUB CONT.＞ until
THEATER
you get the optimum contrast.
046
8. Press the MUTING key and memorize the set values.
9. Select THEATER / LOW, and then repeat steps 4.～8.
above.
10. Input 480i c omponent black & white signal from
COMPONENT VIDEO terminal.
11. Repeat steps 4 ～ 9 above.
12. Receive 1080i component black & white signal from
COMPONENT VIDEO terminal.
13. Repeat steps 4 ～ 9 above.
1. Select SPLIT mode.
SUB BRIGHT
2. Receive the NTSC blac k & white signal to both pictures.
3. Select 8.PP from SERVICE MENU.
4. Select ADS013＜ SUB BRIGHT＞ or VCS008
CONTRAST
5. Adjust ADS013 or VCS008 to right picture is s ame as
left picture.
6. Press the MUTING key and memorize the s et values.
AV-56WP30
Description
Description
＞
with FUNCTION ( ▲ / ▼ ) key.
/ )
▲ ▼
) key.
＜
SUB
45