2 when alarm or warning has occurred, 1 alarms and warning list, Troubleshooting – MITSUBISHI ELECTRIC J2-JRSERIES MR-J2-03A5 User Manual
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9 - 6
9. TROUBLESHOOTING
9.2 When Alarm or Warning Has Occurred
9.2.1
Alarms and Warning list
When a fault occurs during operation, the corresponding alarm or warning is displayed. If any alarm or
warning has occurred, refer to Section 9.2.2 or 9.2.3 and take the appropriate action.
Set 1 in parameter No. 49 to output the alarm code in ON/OFF status across the corresponding pin
and SG. Warnings (A. 96 to A. E9) have no codes. Any alarm code is output at occurrence of the
corresponding alarm. In the normal status, the signals available before alarm code setting (CN1B-19: ZSP,
CN1A-18: INP or SA, CN1A-19: RD) are output.
(Note 2) Alarm Code
Alarm Deactivation
Display
CN1B-19 pin
CN1A-18 pin
CN1A-19 pin
Name
Power
OFF
→
ON
Press
"SET" on
current
alarm
screen.
Alarm
reset
(RES)
signal
A. 10
0
1
0
Undervoltage
{
{
{
A. 11
0
0
0
Board error 1
{
A. 12
0
0
0
Memory error 1
{
A. 13
0
0
0
Clock error
{
A. 15
0
0
0
Memory error 2
{
A. 16
1
1
0
Encoder error 1
{
A. 17
0
0
0
Board error 2
{
A. 18
0
0
0
Board error 3
{
A. 20
1
1
0
Encoder error 2
{
A. 24
1
0
0
Motor output ground
fault
{
A. 31
1
0
1
Overspeed
{
{
{
A. 32
1
0
0
Overcurrent
{
{
{
A. 33
0
0
1
Overvoltage
{
A. 35
1
0
1
Command pulse
frequency error
{
{
{
A. 37
0
0
0
Parameter error
{
A. 50
0
1
1
Overload 1
{
(Note 1) { (Note 1) { (Note 1)
A. 51
0
1
1
Overload 2
{
(Note 1) { (Note 1) { (Note 1)
A. 52
1
0
1
Error excessive
{
{
{
A. 8E
0
0
0
Seal communication
error
{
{
{
Alar
m
s
8888
0
0
0
Watchdog
{
A. E1
Overload warning
A. E6
Servo forced stop
Wa
rni
n
gs
A. E9
Main circuit off
warning
Removing the cause of occurrence
deactivates the alarm
automatically.
Note 1.: Deactivate the alarm about 15 minutes of cooling time after removing the cause of occurrence.
2. 0: OFF, 1: ON