Mitsubishi FX3UC Series, Руководство пользователя

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407
FX
3UC
Series Programmable Controllers
User’s Manual - Hardware Edition
12 Test Operation, Adjustment, Maintenance and Troubleshooting
12.7 FX3UC-32MT-LT Built-in CC-Link/LT Troubleshooting
11
Mem
ory
Cass
ette/B
attery
12
Te
st
R
un,
M
aint
enanc
e,
Troubleshoot
ing
A
Ve
rs
ion
In
fo
rm
atio
n
B
Per
for
m
ance
Specif
icati
ons
C
S
pec
ia
l D
evices
(M80
00 -,
D
800
0 -)
D
In
str
uct
ion List
E
C
har
ac
te
r-code
F
D
isconti
nued
m
odels
2. Contents indicated by status indicator LEDs and countermeasures
The table below shows the descriptions of errors indicated by the status indicator LEDs and their
countermeasures.
Status
indicator
LEDs
Description Countermeasures
L RUN
On
Self-loop-back Test was finished
normally
-
Off
Self-loop-back Test was finished
abnormally
(Not on while the self-loop-back
test is being executed)
• Make sure that the power is correctly supplied to the
PLC.
• If the L RUN LED is on even after the above check,
consult a Mitsubishi Electric Distributor.
L ERR.
On
Self-loop back Test was finished
abnormally
• Make sure that the power is correctly supplied to the
PLC.
• If the L RUN LED is on even after the above check,
consult a Mitsubishi Electric Distributor.
Off
Self-loop back Test was finished
normally
(Not on while the self-loop-back
test is being executed)
-