Fig. 2-12-1 shows the flow chart of compatibility adjustment.
Fig. 2-12-1
NG
NG
NG
NG
NG
NG
OK
OK
OK
OK
OK
OK
Start
Connect the jig connector.
Set the RF envelope adjusted waveform flat.
Turn ATF OFF, then fine-adjust the tracking
so that the envelope is exactly flat.
Is the envelope flat?
Is the envelope
restored within 1 second after mode
transition from Eject to Play?
Eject the cassette tape and start
playback. Is the envelope still flat?
Is the envelope restored
within 1 second after mode transitions
from SEARCH FWD to PLAY and from
SEARCH REV to PLAY?
Electrical
adjustments
Tension band or
main brake
assembly defect.
Tension error.
Check the envelope during
FF and REW, and confirm that the specified
waveforms are output in both modes.
Transport system
part defect.
Enter modes PLAY → SEARCH REV →
SEARCH FWD → PLAY in this sequence,
and ensure that tape is not damaged
by wrinkles.
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