Description
Serial measurements on drive module arg board, link arg, and board number arg indicate low voltage. If the main power is turned off, the revolution counter will be lost.
Battery voltage: arg V
External voltage: arg V
Possible causes
The battery is not connected or discharged. If using an external power supply, the current voltage is too low.
Recommended actions
- Replace the battery.
- If using an external power supply, check the cables and power supply.