12
TROUBLESHOOTING
12.3 Error Code List
12.3.8 Error code list (8000 to 9000)
12
- 51
9
EM
C AN
D
LO
W
VOL
TA
G
E
DI
RE
C
T
IVES
10
LO
ADING A
N
D
INST
AL
LA
TION
11
M
A
INTE
NA
NCE
AND
IN
SPE
CTI
O
N
12
TR
OU
BL
ESH
OO
TIN
G
A
P
P
E
NDICE
S
INDE
X
8060
Error of system programs is detected.
• Take measure against noise.
• Reset it and run it again.
If the same error is displayed again, this
suggests a CPU module hardware fault.
(Contact your local Mitsubishi
representative.)
QS
8070
The initial communication between CPU
A and CPU B was unsuccessful.
• Take measure against noise.
• Reset it and run it again.
If the same error is displayed again, this
suggests a CPU module hardware fault.
(Contact your local Mitsubishi
representative.)
QS
8071
CPU A and CPU B cannot send data to
each other.
8072
CPU A and CPU B cannot receive data
from each other.
8073
CPU A and CPU B cannot send data to
each other.
8074
CPU A and CPU B cannot receive data
from each other.
8080
Power supply voltage error has been
detected in a CPU module.
• Take measure against noise.
• Reset it and run it again.
If the same error is displayed again, this
suggests a CPU module hardware fault.
(Contact your local Mitsubishi
representative.)
QS
8090
The error of line voltage monitoring
circuit is detected.
• Take measure against noise.
• Reset it and run it again.
If the same error is displayed again, this
suggests a CPU module hardware fault.
(Contact your local Mitsubishi
representative.)
QS
8100
The continuous operation time on TEST
MODE exceeds the TEST MODE
continuous operation time set by the
parameter.
Confirm that the safety CPU operation
mode can be switched to the SAFETY
MODE, and start operation after
switching the TEST MODE to the
SAFETY MODE.
QS
8120
Clock stop of the WDT is detected.
• Take measure against noise.
• Reset it and run it again.
If the same error is displayed again, this
suggests a CPU module hardware fault.
(Contact your local Mitsubishi
representative.)
QS
8300
Error information is received from CC-
Link Safety remote station.
Confirm the error code of the relevant
CC-Link Safety remote station. (Refer to
the manual of the CC-Link Safety
remote module for the confirmation.)
QS
Error
Code
(SD0)
Error Contents and Cause
Corrective Action
Corresponding
CPU