9 - 6
9. TROUBLESHOOTING
9.2 When Alarm or Warning Has Occurred9.2.1 Alarms and W arning listWhen a fault occurs during operation, the corresponding alarm or warning is displayed. If any alarm orwarning 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 pinand SG. Warnings (A. 96 to A. E9) have no codes. Any alarm code is output at occurrence of thecorresponding 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 Overvo ltage {
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 {{{
Alarms
8888 0 0 0 Watchdog {
A. E1 Overload warning
A. E6 Servo forced stop
Warnings
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 t he cause of oc curr ence.

2. 0: OFF, 1: ON