XtraDrive User Manual Chapter 9 : Inspection, Maintenance, and Troubleshooting
9-22
! A.E7: Option Unit Detection Error
A.E7 occurs the first time the SGDH amplifier is used after
disconnecting an option unit. This alarm cannot be cleared with an
alarm reset; instead, clear it with function Fn014.
Display and Outputs
Alarm Outputs
Alarm Code Output
ALO1 ALO2 ALO3
ALM Output
ON ON OFF OFF
Note: OFF: Output transistor is OFF (alarm state).
ON: Output transistor is ON.
Status and Remedy for Alarm
When the control power is
turned ON after
disconnecting an option
unit.
When the control power
is turned ON with an
option unit connected.
A D
Cause of the Problem Solution
A
The SGDH amplifier is used
immediately after disconnection
of an option unit without clearing
the unit detector.
To use the SGDH amplifier after
disconnecting the option unit, execute
Fn014 (option unit detection result
clear), in the auxiliary function mode,
and then cycle the power.
B
Option unit connection is
defective.
Check and correct the connection.
C Option unit is defective. Replace the option unit.
D Servo amplifier Replace the servo amplifier.
To Next Page
Loading...
Need help?
General
