NEC SL2100 Programming Manual page 606

SL2100
Alarm
Name
No.
2 PKG
mounting
Error
Program
3 Communi-
90
cation fault
between
CPU and
other PKGs
2-582
Item Item Content of
No.01 No.02 alarm
de- de- < generation
fault fault timing >
2 0 The unit did not
step on a regu-
lar procedure
and it was
pulled out. Or, it
is not normally
inserted.
<The unit
starts and op-
erate it >
2 0 The error oc-
curred when
communicating
with the pack-
age. When the
package is bro-
ken, it recogni-
zes it as a com-
munication
fault.
<The unit
starts and op-
erate it >
Cause Measures
1. The package 1. Please insert
is half. the package
2. The package firmly.
is out of order. 2. Please try
again after ini-
tializing the
system data
once when
LED doesn't
blink normally.
3. Exchange of
packages.
1. The unit is 1. Please insert
half. the unit firmly.
2. The power- 2. The power-
supply voltage supply voltage
of the system must use an-
is outside rat- other power
ings. supply when is
3. The equipment in the range of
that generates ratings or
the noise in measuring with
the same pow- the voltmeter,
er supply sys- and deviating
tem as the from the rated
power supply range.
origin of the 3. Please use the
system is con- power supply
nected, and it besides the
malfunctions equipment with
because of the the possibility
power supply of the noise
noise. source.
4. The equipment 4. Please sepa-
to which it is rate as much
adjacent to Tai as possible
of a main de- and use a
vice, and has main device
put out the ra- from the equip-
diation noise ment by which
exists, and it you seem may
malfunctions generate the
because of the radiation
radiation noise.
noise. 5. Please ground
5. The earth of the earth of the
the case is not case correctly.
correctly tak-
en.
Program 90 : Maintenance Program
ISSUE 2.0
Alarm
Recovery
Status
When the ERR
unit is re- REC
confirmed,
the error is
recovered.
When the ERR
unit is re- REC
confirmed,
the error is
recovered.