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15500(N)
D1
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SELF-DIAGNOSIS DISPLAY j
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Mechanism Mode Display/Head Output Drop Warning Display/Cylinder Rotation Accumulated
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-Diagnosis Contents and Mechanism Mode 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.
00
01
02
03
04
E
05
Problem
Main Possible Cause
Mechanism
Operations
and
State
After
Occurrence
There is no abnormality in the mechanism.
The cylinder motor does not rotate.
The take-up reel does not rotate.
The
capstan
motor
does
not rotate,
The
tape
cannot
be
loaded
with
the
cassette
inserted.
(But
unloading
can be performed.)
Tape loading and unloading cannot be
performed with the cassette inserted.
The
cylinder
motor
is faulty.
.
The
control
of tha cylinder
motor
is
faulty.
The tape
winds
around
the cylinder.
.
The take-up
reel is caught.
c
The
reel belt is faulty.
The
take-up
torque
has decreased.
The
capstan
motor
is faulty.
.
The
control
of the cepstan
motor
is
faulty.
Error
in the
operations
of the
tape
loading
mechanism,
Foreign
particles
in the tape
Ioad-ing
mechanism.
The
tape
end
sensor
is faulty.
The
reel
brake
of the tape
cassette
has not been
released.
.
The
tape
guide
is caught.
The
loading
motor
is faulty.
The
control
of the
loading
motor
is
feulty.
Shifts
to the STOP
mode.
Shifts
to the STOP
mode.
Shifts
to the STOP
mode.
Unloads,
shifts
to the
INITIAL
mode,
and the power
goes
off.
The
power
is forcibly
turned
off with the
mechanism
at its current
position.
–2–
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