JVC AV-36D503/Y Service Manual page 29

Measuring
Item
instrument
SUB COLOR Remote
adjustment control unit
Signal
generator
Oscilloscope
Remote
control unit
Y
G
W
Cy
Test point Adjustment part
S03 COL OR
[V/C(S) mode]
TP-B S03 COL OR
TP-E(! ! ! ! ) [V/C(S) mode]
[CRT
SOCKET
PW B]
R
(― ― )
― ―
0V
(A)
B
M g
(＋ ＋ )
＋ ＋
No. 51948
Description
[ Method of adjustment without measur ing instrument ]
1. Receive the broadcas t.
2. Select the 1 V/C(S) mode from SERVICE MENU.
3. Select S03 COLOR of the V/C(S) mode.
4. Confirm the initial setting value of the S03 COLOR.
5. If the col or is not the best with the Initial s etting value, make fine
adjustment of the S03 COLOR until you get the optimum color.
Adjustment item
S03 COL OR
[ Method of adjustment using measuring instrument ]
1. Input the full color bar signal incl udes the 75% white.
2. Select the 9 RF AFC mode from SERVICE MENU.
3. Turn the AFC item to off, and exit to the SERVICE MAIN
MENU.
4. Select the 1 V/C(S) mode from SERVICE MENU.
5. Select S03 COLOR of the V/C(S) mode.
6. Confirm the initial setting value of the S03 COLOR given above.
7. Connect the oscilloscope between TP-B and TP-E.
8. Adjust S03 COLOR and bring the val ue of
to the voltage s hown in the table bellow ( voltage differenc e
between white and bl ue).
9. Exit to the SER VICE MAIN MENU.
10. Select the 9 RF AFC mode from SERVICE MENU.
11. Turn the AFC item to on.
MODEL NAME
AV-36D503 /Y
AV-36D303 /Y
AV-36D203 /Y
AV-36D503 /R
AV-36D303 /R
AV-36D203 /R
AV-36D503 /M
AV-36D303 /M
AV-36D203 /M
AV-36D503
AV-36D303
AV-36D203
Initial setting value
55
( A)
in the illustration
Voltage differ ence [V]
+18V
+20V
+18V
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