Yaskawa MP900 Series Ladder Programming Manual - Manual (Page 367)

7.3 Problem Classifications
7.3.1 Overview
7-4
7.3 Problem Classifications
7.3.1 Overview
The following table gives the problems that can occur on an MP2000-series Machine Controller and the indicator light-
ing patterns.
∗ 1. If a motion program alarm occurs, refer to Chapter 10 Troubleshooting in the Machine Controller MP2000 Series
User’s Manual for Motion Programming (Manual No.: SIEP C880700 38) and clear the alarm.
∗ 2. If an axis alarm/warning occurs, refer to the user’s manual for your Motion Module and clear the alarm.
Classification Problem
Indicators
ALM ERR BAT
Alarm
Battery alarm Not lit. Not lit. Lit.
Operation error Lit. Not lit. Not lit.
I/O error Lit. Not lit. Not lit.
Motion program alarm *1 Not lit. Not lit. Not lit.
Axis alarm/warning *2 Not lit. Not lit. Not lit.
Error
Watchdog timer error Not lit. Lit. Not lit.
Module synchronization error Not lit. Lit. Not lit.
System error Not lit. Flashing. Not lit.
Hardware failure
Not lit. Lit. Not lit.
Flashing. Flashing. Not lit.