JVC SERVICE MENU FLO W CHART

No. 52025
A
V-20N3
A
V-20NMG3
A
V-20NMG3B
18
SERVICE MENU FLO W CHART
SERVICE M ENU
IF
1. VCO
2. DELAY POI NT
1-2 : SELECT DISP : EXIT
SUB M ENU 1. I F
VCO (CW)
***.**
MHz
TOO HIGH
ABOVE REFERENCE
JUS
T REFEREN
C
E
BELOW REFERENCE
TOO LOW
AFT ADJUST
***(**)
***(**)***(**)
***(**)
VCO ADJUST
***(**)
***(**)***(**)
***(**)
FINE
DISP : EXIT
DELAY POINT UHF
AGC TAKE-OVER
**
- / + : OPERATE DISP : EXIT
6
.
S
ET
U
P T
OU
R
O
N
/
OFF
(
B
y
p
ressin
g
6-ke
y)
BRIGHT
TINT
COLOUR
BRI
G
HT
CONT.
SHARP
- / + : OPERATE DISP : EXIT
**
**
**
**
**
SUB MENU 4. V SM PRES ET
/ :SELECT
DEF
- / + : OPERATE DISP : EXIT
***
SUB M ENU 3. D EF
/ :SELECT
50Hz
1. VER. POSITION
PAL
V/C PAL
1.
CU
T
O
FF
- / + : OPERATE DISP : EXIT
(
R
)
* **
(G)
* **
(B)
* **
50Hz
SUB M ENU 2. V /C
/ :SELECT
PRESET
1. C-TRAP FI X
- / + : OPERATE DISP : EXIT
***
50Hz
SUB MENU 5. P RESET
/ :SELECT
B/G
PAL
S
ERVI
C
E MEN
U
1.IF 2.V/C
3.DEF 4.VSM PRESET
5.PRESET
6.SETUP TOUR OFF
1-6 SELECT DISP : EXIT
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***** **
****
**
.
***
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*** ** **
*** ** ***** ** **
*** ** **** ***
** ***** ***
** ***
O
FF