JVC AV-20N3 Service Manual page 21

Measuring
Item
instrument
Signal
Ad justment
gener ator
of DELAY
POINT
Remote
(AGC) control unit
DELAY POINT
AGC TAKE-OVER **
- / + : OPERATE
Setting Item
NT SC 3.58
DELAY POINT
(AGC TAKE OVER)
OTHER
Test point Ad justment part
DELAY POINT
(AGC TAKE-OVER)
UHF
DISP : EXIT
Variable range
0 ～ 127
No. 52025
Description
1. Input a blac k and white signal (colour off).
2. Enter the SERVICE MENU.
3. Select 1. IF from the SERVICE MENU.
4. Select 2. DELAY POINT by pressing the 2 key on the remote
control unit.
5. Set the setting v alues of the setting items as shown bellow
table.
6. Then adjust the MENU - or + key until video noise disappears.
7. Turn to other channels and make sure that there are no
irregularities.
Initial setting value
MATSUSHITA MURATA
(QAU0287-001) (QAU0185-004)
45 45
35 45
AV-20N3
AV-20NMG3
AV-20NMG3B
ALPS
(QAU0282-001)
45
35
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