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155w(N)
D1
~
j
SELF-DIAGNOSIS DISPLAY f
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MechanismMode Display/Head Output Drop Warning Display/CylinderRotationAccumulated
Time Display
This unit displays the diagnosis contents of abnormalities
and the mechanism
mode on its display panel in 2-digit numbers.
When the head playback output has dropped, the "L" sign will be blinked. Some models (listed later) will also display the cylinder
rotation accumulated time.
These display shows the outline of the problems. Use it as a reference when servicing the unit.
1.
Self-DiagnosisContentsand MechanismMode Display
.
.
.
When the STOP button on the remote control is pressed for about 10 seconds continuously, the self- diagnosis number will be
displayed on the reception channel display of the display panel and number indicating the failed mechanism mode (changed
mode when being shifted) on the tape counter "seconds" display for 3 seconds each.
During self-diagnosis
display, displays other than the diagnosis
number/mechanism
mode number
and the cylinder
accumulated
rotation time display described later (some models only) will be turned off and when displays end, the normal
display will be returned automatically.
Refer to "Self-Diagnosis
Contents" for the self-diagnosis
numbers and the "Mechanism
Mode Display Contents" for the
mechanism mode numbers.
Self-Diagnosis number
Mechanism
mode number
(Reception channel display)
(Tape counter "Seconds" display)
Self-Diagnosis Contents
No.
Problem
Main Possible Cause
Mechanism
Operations
and
State After Occurrence
00
There is no abnormality
in the mechanism.
The cylinder motor does
not rotate.
The cylinder motor is faulty.
Shifts to the STOP mode.
01
The control of the cylinder motor is
faulty.
The tape winds around the cylinder.
The take-up reel does not rotate.
02
The take-up reel is caught.
Shifts to the STOP
mode.
The reel belt is faulty.
The take-up torque has decreased.
The capstan motor does not rotate.
03
The capstan motor is faulty.
Shifts to the STOP mode.
The control of the capstan motor is
faulty.
The tape cannot be loaded with the
.
Error in the operations
of the tape
Unloads,
shifts to the INITIAL mode,
cassetta inserted.
loading mechanism.
(But unloading can be performed.)
and tha power goes off.
Foreign particles
in the tape Ioad-ing
04
mechanism.
The tape end sensor is faulty.
The reel brake of the tape cassette
has not been released.
Tape loading and unloading cannot be
The tape guide is caught.
The powar is forcibly turned off with the
05
performed with the cassatte inserted.
The loading motor is faulty.
mechanism at its current position.
The control of the loading motor is
faulty.
—
–2–
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