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1. Open the service menu.
2. Select F00 VIDEO ADJUST menu and set the item F08 VIN SETUP
to 0001 CUT.
3. Adjust VR704 so that the black level V1 is 0V± 3mV.
4. Adjust VR701 so that the Y level V2 is 700mV± 3mV.
5. Repeat item 3., 4.so that the V1 and V2 are within specification.
Keep this condition (while opening the service menu) and go to next item.
6.7.8. SETUP CUT PB LEVEL ADJ.
BOARD
SPEC.
TEST POINT
ADJ.
INPUT
MODE
TAPE
M.EQ
1. Adjust VR754 so that the Pb level V is within specification.
100% 7.5% : 700mV±7mV
75% 7.5% : 525mV±5mV
6.7.9. SETUP CUT PR LEVEL ADJ.
F3 V IN
100% 7.5%: 700mV±7mV
75% 7.5%: 525mV±5mV
Component PR out
VR754
Component Color Bar
100% Setup7.5% (1000 647
647) OR 75% Setup7.5%
(1000 486 486)
ASSEMBLE
WFM
137
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