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B.
Playback picture
is not good.
Yes
Noise appears over
the entire screen
Yes
Are SW pulses
applied to
PRE-AMP circuit ?
Yes
Is the Enve. waveform
supplied to pin 3
of PY 09
Yes
Check VIDEO circuit.
C.
Instrument goes to
auto stop during
playback
Are Reel pulses applied
to pin 14 of IN01
Yes
No
The entire screen scrolls up and down
No
Is the SW pulse supplied
from pin 23 of IN01
Check pattern
No
Check connector, Head
Amp and Clean heads.
No
Check REEL
sensor part.
Is D. FG applied to
pin 17 of IN01
Check IN01
98
Yes
Check P.G Adjustment
No
Yes
No
Yes
Check D. PG
input IN01 pin
18 and connector
(PY04)
Check connector
PY03
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