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Section 6 Electrical Adjustments; Board (Component Side); Output Level Adjustment - Sony HVA-G1 Service Manual

Ac power adaptor

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HVA-G1 |
SECTION
6
ELECTRICAL ADJUSTMENTS
5-1. DC VOLTAGE ADJUSTMENT (SP-10 board)
AV-7
BOARD (COMPONENT SIDE)
Measuring
point
| D204(anodey)
sd
Measuring
instrument
Adjustment
element
Specification
CNO003
VIDEO!
OUT
(Adjustment
Method)
1.
Adjust
to 6.8V
with RV201.
i449
OOOAODA
SP-10
BOARD (COMPONENT SIDE)
Figure
3
Figure
1
5-2. OUTPUT LEVEL ADJUSTMENT
(AV-7 board)
pattern
genarator
(CN1
pin @)
Measuring
point
Measuring
instrument
Adjustment
element
Signal
Specification
(Adjustment
Method}
1.
VIDEO
IN CNI1 pin @ for the video input colour-bar
signal,
2.
VIDEO OUT CN383 should be terminated with a 75Q
load.
Adjust output level to 1 Vp-p with RV1.
Figure
2
English

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