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6 INSPECTION AND MAINTENANCE
6.6 Troubleshooting
6.6.1 Troubleshooting basics
This section describes the various types of trouble that occur when the system is
operated, and causes and corrective actions of these troubles.
The basic three points that must be followed in the troubleshooting are as follows.
(1) Visual inspection
Visually check the following.
(a) Movement of machine (stopped condition, operating condition)
(b) Power supply on/off
(c) Status of input/output devices
(d) Installation condition of the Motion controller, SSCNET cable, synchronous
encoder cable.
(e) State of wiring (I/O cables, cables)
(f) Display states of various types of indicators
Motion controller : 7-segment LED (Installation mode, Operation mode,
(g) Status of setting of various types of switches (Setting of No. of stages of
extension base unit, power interrupt hold-on status).
After checking (a) to (g), monitor the operating conditions of servomotors and
error code using MT Developer2.
(2) Error Check
Check to see how the operating condition varies while the Motion controller is
operated as follows.
(a) Set the RUN/STOP/RESET switch of the Motion controller to STOP.
(b) Reset the system with the RUN/STOP/RESET switch of Motion controller.
(c) Cycle the Motion controller power supply.
(3) The above two steps help determine if it is the servo programs or
SFC programs that contain the error.
Battery error, STOP/RUN/RESET, etc.)
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Table of Contents
Troubleshooting
