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No. 52025
A
V-20N
3
A
V-20NMG3
A
V-20NMG3B
25
Item
Measuring
instrument
Test point Adjustment part Description
6. TINT [Method of adjustment without measuring instrument]
NTSC 3.58 TINT
1. Input a NTSC 3.58 full field colour bar signal (75% white).
2. Enter the SERVICE MENU.
3. Select 2. V/C from SERVICE MENU.
4. Select 6. TINT with the MENU ▼/▲ key.
5. Set the initial setting value of NTSC 3.58 with the MENU - / +
key.
6. If you cannot get the best tint with the initial setting value, make
fine adjustment until you get the best tint.
Ad justment
of TINTⅠ
ⅠⅠ
Ⅰ
Signal
generator
Remote
control unit
NTSC 4.43 TINT
When NTSC 3.58 is set, NTSC 4.43 will be automatically set at the
respective values.
6. TINT [Method of adjustment using measuring instrument]
NTSC 3.58 TINT
1. Input a NTSC 3.58 full field colour bar signal (75% white).
2. Enter the SERVICE MENU.
3. Select 2. V/C from SERVICE MENU.
4. Select 6. TINT with the MENU ▼/▲ key.
5. Set the initial setting value of NTSC 3.58 with the MENU - / +
key.
6. Connect the oscilloscope between TP-47G/R and TP-E.
7. Adjust NTSC 3.58 TINT to bring the value of (B) in the
illustration to the voltage as shown given billow.
(Voltage difference between (W) and (Cy))
Ad justment
of TINTⅡ
ⅡⅡ
Ⅱ
Signal
generator
Oscillo-
scope
Remote
control unit
TP-47G/R
TP-E (#
##
#)
[CRT
SOCKET
PWB]
NTSC 4.43 TINT
When NTSC 3.58 is set, NTSC 4.43 will be automatically set at the
respective values.
W
Y
Cy
G
M
g
R
B
(B)
0V
(－)
(＋)
Model Voltage(W- Cy)
AV-20N3
AV-20N3
/D
+9V
AV-20NMG3
AV-20NMG3B
AV-20NMG3
/-A
+9V