AV-27D502
No. 51797C
27
Item
Measuring
instrument
Test point
Adjustment part
Description
SUB COLOR
adjustment
Notes:
• Proceed to the following this adjustment after having completed the
adjustment of CONTRAST.
• Set VIDEO STATUS to “STANDARD”.
[ Method of adjustment without measuring instrument ]
1. Receive a broadcast.
2. Select the No.3 COLOR of the PICTURE MODE.
3. Set the initial setting value of the No.3 COLOR with the LEFT/RIGHT
key of the remote control unit.
4. If the color is not the best with the Initial setting value, make fine
adjustment of the No.3 COLOR until you get the optimum color.
No.3 COLOR
Signal
generator
Oscilloscope
Remote
control unit
TP-B
TP-E(
)
[CRT SOCKET
PWB]
Y
G
R
W
Cy
(–)
0V
(+)
Mg
B
(A)
Notes:
• Proceed to the following this adjustment after having completed the
adjustment of CONTRAST.
• Set VIDEO STATUS to “STANDARD”.
[ Method of adjustment using measuring instrument ]
1. Input the full field color bar signal (75% white).
2. Select the No.3 COLOR of the PICTURE MODE.
3. Set the initial setting value of the No.3. COLOR with the LEFT/RIGHT
key of the remote control unit.
4. Connect the oscilloscope between TP-B and TP-E.
5. Adjust COLOR and bring the value of (A) in the illustration to the
voltage shown in the table 1.
SUB TINT
adjustment
Notes:
• Proceed to the following this adjustment after having completed the
adjustment of CONTRAST.
• Set VIDEO STATUS to “STANDARD”.
[ Method of adjustment without measuring instrument ]
1. Receive a broadcast.
2. Select the No.4 TINT of the PICTURE MODE.
3. Set the initial setting value of the No.4 TINT with the LEFT/RIGHT
key of the remote control unit.
4. If the tint is not the best with the initial setting value, make fine ad-
justment of the No.4 TINT until you get the optimum tint.
No.4 TINT
Signal
generator
Oscilloscope
Remote
control unit
TP-B
TP-E(
)
[CRT SOCKET
PWB]
Y
G
R
W
Cy
(–)
0V
(+)
Mg
B
(B)
Notes:
• Proceed to the following this adjustment after having completed the
adjustment of CONTRAST.
• Set VIDEO STATUS to “STANDARD”.
[ Method of adjustment using measuring instrument ]
1. Input the full field color bar signal (75% white).
2. Select the No.4 TINT of the PICTURE MODE.
3. Set the initial setting value of the No.4 TINT with the LEFT/RIGHT
key to the remote control unit.
4. Connect the oscilloscope between TP-B and TP-E.
5. Adjust TINT and bring the value of (B) in the illustration to the volt-
age shown in the table 2.
ADJUSTMENT OF CHROMA
Model
A (Vw-
B
)
AV-27D502
/AR
+7V
AV-27D502
/AS
+6V
Table 1
Model
B (Vw-
M
g)
AV-27D502
/AR
+13V
AV-27D502
/AS
+9V
Table 2