DS3 series servo manual 
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(3)  Press ENTER, it will display the latest alarm code. 
Alarm code  Content  Unit  Modbus address 
F3-00 
Current alarm code
 ※1
 
  0x0716 
F3-01 
Current alarm code
 ※2
 
  0x0717 
F3-02  Alarm/warn code 1 when alarming    0x0718 
F3-03  U-phase current when alarming  A  0x0719 
F3-04  V-phase current when alarming  A  0x071A 
F3-05  DC bus-voltage when alarming  V  0x071B 
F3-06  IGBT module temperature when alarming 
 
0x071C 
F3-07  The speed when alarming  rpm  0x071D 
F3-08  Internal torque command when alarming 
% 
0x071E 
F3-09  V-REF value when alarming  V  0x071F 
F3-10  T-REF value when alarming  V  0x0720 
F3-11  Alarm/warn code 2 when alarming    0x0728 
F3-12  Alarm/warn code 3 when alarming    0x0729 
F3-13  Alarm/warn code 4 when alarming    0x072A 
F3-14  Alarm/warn code 5 when alarming    0x072B 
F3-15  Alarm/warn code 6 when alarming    0x072C 
F3-16  Alarm/warn code 7 when alarming    0x072D 
※1: F3-00=0, means no alarm state. 
※2: F3-01=0, means no warn state. 
  Factory reset 
(1)  close  the  servo  enable  signal  (set  OFF  the  S-ON  signal  or  make  the  enable 
ineffective) 
(2)  Press STATUS/ESC to enter auxiliary function state. 
(3)  Press INC or DEC to set the group no. to 4. 
(4)  Select F4-00. Set it to 1, press ENTER to confirm. 
  External monitoring 
In auxiliary function state, select parameter F5-00, it shows C-OUT (in external monitoring 
state, serial port 1 is effective, panel monitoring is ineffective). User can debug the servo drive 
in the PC at this time. Press STATUS/ESC to exit and return to panel monitoring.