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• TAPE TROUBLESHOOTING
1) Play
Check the power supplying to
IC401 Pin16
YES
Check the signal output of
IC401 Pin 5,26
NO
Check the DC output
Q241 "C "
YES
Check the pattern
Q405 "C "Voltage Check(8.5V)
PN402 Pin 3 Voltage Check(12.5V) ©
Q407,Q489 Check
PN402 Pin1 Pin2 Check(Normal
Speed:Q483,+10%:Q481,-10%:Q485)
Q487 "C "Voltage Check:When solenoid is drived
Check the patternCheck(PB MUTE "Low "REC
MUTE "High "REC BIAS "Low ")
NO
Check the Deck Mecha
YES
Replace the IC201
- 2-14 -
NO
Check the "high "
IC101 Pin92 or Q242 "B "
NO
Replace
the Deck Mecha
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