JVC AV-21L41/BK Service Manual page 19

AV-21L41
Measuring
Item
instrument
Remote
Adjustment
control unit
of
SUB BRIGHT
Remote
Adjustment
control unit
of
SUB CONT.
Remote
Adjustment
control unit
of
SUB
COLOUR Ⅰ Ⅰ Ⅰ Ⅰ
22
Test point Adjustment part
3. BRIGHT
4. CONT.
5. COLOUR
PAL COLOUR
SECAM COLOUR
NTSC 3.58 COLOUR
NTSC 4.43 COLOUR
No. 51859
Description
1. Receive any broadcast.
2. Select 2. V/C from SERVICE MENU.
3. Select 3. BRIGHT with the MENU ▼ / ▲ key.
4. Set the initial setting value with the MENU - or + key.
5. If the brightness is not the best with the initial set value, make
fine adjustment until you get the best brightness.
1. Receive any broadcast.
2. Select 2. V/C from SERVICE MENU.
3. Select 4. CONT . with the MENU ▼ / ▲ key.
4. Set the initial setting value with the MENU - or + key.
5. If the contrast is not the best with the initial set value, make fine
adjustment until you get the best contrast.
[Method of adjustment without measuring instrument]
1. Receive a PAL broadcast.
2. Select 2. V/C from the SERVICE MENU.
3. Select 5. COLOUR with the MENU ▼ / ▲ key.
4. Set the initial setting value for PAL COLOUR with the MENU -
or + key.
5. If the colour is not the best with the initial set value, make fine
adjustment until you get the best colour.
1. Receive a SECAM broadcast.
2. Make fine adjustment of SECAM COLOUR as previously.
1. Receive a NTSC 3.58MHz broadcast.
2. Make similar fine adjustment of NTSC 3.58 COLOUR as
previously.
When NTSC 3.58 adjustment completed, NTSC 4.43 will be
automatically set at the respective values.