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SELF-DIAGNOSIS
DISPLAY
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
Contentes 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 10 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.
When the "O" button on the remote control unit is pressed during display, and clearing the self-diagnosis
display and mechanism
mode display.
(
Display panel
n 1:
n J
U _/
u I_
/4
4
\
I
,
Self -Diagnosis number
Mechanism
mode number
(Recept"fin 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.
The control of the cylinder motor is
01
faulty,
The tape winds around the cylinder.
The take-up reel does not rotate.
The take-up reel is caught.
Shifts to the STOP mode.
02
The reel belt is faulty.
The take-up torque has decreased.
The capstan motor does not rotate.
The capstan motor is faulty.
Shifts to the STOP mode.
03
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,
cassette inserted.
loading mechanism.
and the power goes off.
(But unloading can be performed.)
Foreign particles
in the tape load-
04
ing mechanism.
c The tape end sensor is faulty.
The reel brake of the tape cassette
has not been released.
Tape loading and unloading
cannot
The tape guide is caught.
The power is forcibly turned off with
05
be performed
with the cassette
in-
The loading motor is faulty.
the mechanism at its current position.
serted.
The control of the loading motor is
faulty.
–2-
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