E1 Series Servo Drive User Manual Troubleshooting And Maintenance
13-22 HIWIN MIKROSYSTEM CORP.
13.5.3 Replacing battery
When battery voltage drops to 2.7 V or below, alarm encoder battery undervoltage (AL.810) occurs. Then
the battery must be replaced.
Replacing battery
(1) When battery is installed on controller
Step 1: Turn on the control power of the servo drive only.
Step 2: Remove the battery and installed a new battery.
Step 3: Turn off the control power of the servo drive to clear alarm AL.810.
Step 4: Turn on the control power of the servo drive again.
Step 5: Check if the alarm is cleared. Then, the servo drive can be operated normally.
(2) Encoder cable with battery box is used
Step 1: Turn on the control power of the servo drive only.
Step 2: Open the lid of the battery box.
Step 3: Remove the battery and installed a new battery.
Step 4: Close the lid.
Step 5: Turn off the control power of the servo drive to clear alarm AL.810.
Step 6: Turn on the control power of the servo drive again.
Step 7: Check if the alarm is cleared. Then, the servo drive can be operated normally.