80
5-1
Error Codes
If an error occurs in the Voice Unit the ERR indicator on the front panel is lit
or blinking. The following table lists error indications and error codes which
may be displayed on the MSG No. indicator.
Error indications for all modes
Error indication
Display
Possible Cause
Correction
OVF
RUN
PLAY
REC
ERR
Refreshing between the PC and Voice
Unit was not performed normally
(Special I/O Unit error). In this situation,
only the Voice Unit stops operation.
Remove the cause of the error, and
restart the Voice Unit by turning the AR
bit 0100 through 0109 corresponding to
the Unit ON and then back OFF again.
If the Unit doesn’t function properly after
it has been restarted, replace the Unit.
All indicators are unlit.
The PC has no power supplied to it.
Supply power to the PC.
The Voice Unit is not secured properly
on its Backplane.
Correctly mount the Voice Unit on the
Backplane.
One of Special I/O Units is defective. In
this situation the PC does not operate.
Replace the defective Special I/O Unit.
The defective Unit is indicated as $
when the PC I/O table is read.
Two or more system Special I/O Units
have been assigned duplicate unit
numbers (I/O UNIT OVER). In this
situation, the PC does not operate.
Assign the correct unit numbers. The
unit numbers can be checked by
reading the PC I/O table.
RUN
PLAY
REC
ERR
OVF
The battery connector is disconnected;
or, a battery is not connected.
Connect the battery to the connector
correctly.
The ERR indicator is blinking at 0.5
second intervals. The other indica-
tors may be lit, blinking or unlit de-
pending on the mode.
The supply voltage of the battery has
dropped.
Replace the battery.
RUN
PLAY
REC
ERR
OVF
The RUN and ERR indicators are lit.
The other indicators are unlit.
The mode selector is not in a correct
position (it is set to a position other than
ON-LINE, PLAY, REC, T, ERA, XMT,
and RCV).
Set the mode selector to the correct
position.
Note
: lit,
: blinking at 0.5 s intervals,
: blinking at 0.2 s intervals
: blinking at high speed
ÇÇ
Error Codes
Section 5-1
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