JVC AV-20N8(BK) Service Manual page 11

3. BASIC OPERATION IN SERVICE MENU
(1) How to enter SERVICE MENU
Press the DISPLAY key and the PICTURE MODE key on
the remote control unit simultaneously.
The SERVICE MENU screen will be displayed. (See Fig. 1.)
(2) Selection of SUB MENU SCREEN
Press one of the keys 1 ~ 3 on the remote control unit, and
select the SUB MENU SCREEN from the SERVICE MENU.
(See Fig. 2.)
SERVICE MENU → SUB MENU
SUB MENU SCREEN
SERVICE MENU
SERVICE MENU
1. IF 2. V/C
3. VSM PRESET
1-3 : SELECT DISP : EXIT
.
1. IF
2. V / C
3. VSM PRESET
SUB MENU 1. IF
1. VCO
2. DELAY POINT
1-2 : SELECT
.
SUB MENU 2. V/C
V/C
1. CUTOFF
50Hz
a : SELECT
− / + : OPERATE
SUB MENU 3. VSM PRESET
a : SELECT
− / + : OPERATE
IF
DISP : EXIT
PAL
1. CUTOFF(R/G/B)
2. DRIVE(R/B)
(R)
3. BRIGHT
4. CONT.
(G)
5. COLOUR
(B)
6. TINT (TV/VIDEO)
7. BLACK OFFSET(R-Y/B-Y)
8. SHARP
9. TEXT(RGB)CONT.
DISP : EXIT
BRIGHT
TINT
COLOUR
BRIGHT
CONT.
SHARP
DISP : EXIT
Fig. 2
No. 56030
SERVICE MENU
SERVICE MENU
1. IF 2. V/C
3. VSM PRESET
1-3 : SELECT DISP : EXIT
.
.
Fig. 1
VCO (CW)
. MHz
TOO HIGH
ABOVE REFERENCE
BELOW REFERENCE
TOO LOW
DISP : EXIT
DELAY POINT
AGC TAKE-OVER
− / + : OPERATE
DISP : EXIT
Setting item Setting item
10. H. CENTER
11. V. HEIGHT
12. V. LIN
13. V.S-CR
14. V. CENTER
15. AMP T. SHARP
BRIGHT / STD / SOFT
Setting item
TINT
COLOUR
BRIGHT
CONT.
SHARP
AV-20N8
11