JVC AV-21PM Service Manual page 17

Jvc av-21pm colour television service manual
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Measuring
Item
instrument
Adjustment
Remote
of
control unit
SUB
BRIGHT
Adjustment
Remote
of
control unit
SUB CONT.
Adjustment
Remote
of
control unit
SUB
COLOUR-I
Test point
Adjustment part
3. BRIGHT
4. CONT.
5. COLOR
PAL COLOUR
SECAM COLOUR
NTSC 3.58 COLOUR
No. 56055
Description
1. Receive any broadcast.
2. Select 2. V/C from the SERVICE MENU.
3. Select 3. BRIGHT with the MENU a 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.
6. Press the DISPLAY key twice to return to the normal screen.
1. Receive any broadcast.
2. Select 2. V/C from the SERVICE MENU.
3. Select 4. CONT. with the MENU a 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.
6. Press the DISPLAY key twice to return to the normal screen.
[Method of adjustment without measuring instrument]
(PAL COLOUR)
1. Receive a PAL broadcast.
2. Select 2. V/C from the SERVICE MENU.
3. Select 5. COLOUR with the MENU a 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.
6. Press the DISPLAY key twice to return to the normal screen.
(SECAM COLOUR)
1. Receive a SECAM broadcast.
2. Make fine adjustment of SECAM COLOUR in the same way
as for "PAL COLOUR".
(NTSC 3.58 COLOUR)
1. Receive a NTSC 3.58MHz broadcast.
2. Make similar fine adjustment of NTSC 3.58 COLOUR in the
same way as for "PAL COLOUR".
(NTSC 4.43 COLOUR)
When adjustment is done for NTSC 3.58 COLOUR, appropriate
values are automatically set for NTSC 4.43 COLOUR.
AV-21PM
17

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