
MECHATROLINK Communications
Code
Name
Alarm type
99
Normal
—
94
User constant setting warning
Warning
95
MECHATROLINK command warning
Warning
96
MECHATROLINK communication warning
Warning
00
Absolute encoder data error
Servo alarm
02
Broken user constant
Servo alarm
10
Overcurrent
Servo alarm
11
Ground
Servo alarm
30
Regeneration error detected
Servo alarm
40
Overvoltage
Servo alarm
41
Undervoltage
Servo alarm
51
Overspeed
Servo alarm
71
Overload (instantaneous)
Servo alarm
72
Overload (continuous)
Servo alarm
7A
Heat sink overheated
Servo alarm
80
Absolute encoder error
Servo alarm
81
Absolute encoder backup error
Servo alarm
82
Absolute encoder checksum error
Servo alarm
83
Absolute encoder battery error
Servo alarm
84
Absolute encoder data error
Servo alarm
85
Absolute encoder overspeed
Servo alarm
B1
Gate array 1 error
Servo alarm
B2
Gate array 2 error
Servo alarm
B3
Phase-U current feedback error
Servo alarm
B4
Phase-V current feedback error
Servo alarm
B5
Watchdog detector error
Servo alarm
B6
Main power supply circuit error
Servo alarm
C1
Servo overrun
Servo alarm
C2
Encoder phase detection error
Servo alarm
C3
Encoder phase-A and phase-B disconnection
Servo alarm
C4
Encoder phase-C disconnection
Servo alarm
C5
Incremental encoder initial pulse error
Servo alarm
DO
Position error overflow
Servo alarm
E5
MECHATROLINK synchronization error
Communication alarm
E6
MECHATROLINK communication error
Communication alarm
F1
Power supply line not connected
Servo alarm
6.6 List of Alarm and Warning Codes
6 -18