How to cancel "error code"
Power -off and power on again
Error1
Reel rotation is abnormal
Check the Reel pulse by Oscilloscope
Test point TP505
Cause: missing Reel pulse for the following time
PB/REC : SP 5second,EP 14 second,FF/REW 4 seconds
Check on D555/Q506 -Pulse entered? If so, check the Capstan Motor.
Capstan motor abnormal:
C-FG pulse does not entered for one second, error 1 indicates.
Check C-FG pulse on IC501 49 pin.
Check the voltage IC501 1 pin.
Check the voltage IC501 2 pin.
Error 2
Tape loading is abnormal
Mechanism will not be normal position over 7 seconds
error 2 indicates.
Error 3
Cassette loading is abnormal
Over the the following time, error 3 indicates.
Cassette in :3 seconds
Cassette out (Eject):5 seconds
Check MK-12 mechanism and replace the faulty parts.
Error4
Drum motor rotation is abnormal
When Cassette in and Drum motor is rotating,
D-PFD pulse does not enter over 1 second.
error 4 indicates.
Check the pulse at IC 501 47 pin
Check the mechanism and replace Main micon (IC501)
Содержание DV-PF33U
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