JVC AV-20NMG3 EN - Manual (Page 24)

No. 52025
AV-20N3
AV-20NMG3
AV-20NMG3B
24
Item
Measuring
instrument
Test point Ad justment part Description
5. COLOUR [Method of adjustment using measuring instrument]
PAL COLOUR 1. Input a PAL full field colour bar signal (75% white).
2. Enter the SERVICE MENU.
3. Select 2. V/C from SERVICE MENU.
4. Select 5. COLOUR with the MENU ▼/▲ key.
5. Set the initial setting value of PAL COLOUR with the MENU
- / + key.
6. Connect the osc illosc ope between TP-47G and TP-E (#).
7. Adjust PAL COLOUR to bring the value of
(A) in the illustration
to the voltage as shown given billow.
(Voltage differenc e between (W) and (G))
SECAM COLOUR 1. Input a SECAM full field colour bar signal (75% white).
2. Set the initial setting value of SECAM COLOUR with the MENU
- or + key.
3. Adjust SECAM COLOUR to bring the value of (A) in the
illustration to the voltage as shown given billow.
(Voltage differenc e between (W) and (G))
NTSC 3.58 COLOUR 1. Input a NTSC 3.58 full field colour bar signal (75% white).
2. Set the initial s etting value of NTSC 3.58 COLOUR with the
MENU - / + key.
3. Adjust NTSC 3.58 COLOUR to bring the value of (A) in the
illustration to the voltage as shown given billow.
(Voltage differenc e between (W) and (G))
Ad justment
of SUB
COLOUR Ⅱ
Ⅱ Ⅱ Ⅱ
Signal
generator
Oscillo-
scope
Remote
control unit
TP-47G/R
TP-E (# # # # )
[CRT SOCKET
PWB]
NTSC 4.43 COLOUR When NTSC 3.58 is set, NTSC 4.43 will be automatically set at the
respective values .
W
Y
Cy
G
Mg
R
B
(A)
0V
(－)
(＋)
Model Voltage(W-G)
AV-20N3
AV-20N3
/D
+14V
AV-20NMG3
AV-20NMG3B
AV-20NMG3
/-A
+10V
Model Voltage(W-G)
AV-20N3
AV-20N3
/D
+11V
AV-20NMG3
AV-20NMG3B
AV-20NMG3
/-A
+10V
Model Voltage(W-G)
AV-20N3
AV-20N3
/D
+8V
AV-20NMG3
AV-20NMGB
AV-20NMG3
/-A
+10V