Replacing A Motor Driver Module - Epson RC420 Manual

Maintenance 6. Motor Driver Module

6.2 Replacing a Motor Driver Module

Replace a Motor Driver module by following the steps described below.
■ Make sure that the power rating (wattage) of a new Motor Driver module is
correct. Using a Motor Driver module with improper power rating (wattage) in
the Controller may not only cause improper function of the robot system but
also damage to the system.
CAUTION
(1) Shut down Windows, and turn OFF the Controller
(2) Disconnect all the cables from the back of the Controller.
(3) Wait for about 1 minute until the high voltage is completely discharge.
(4) Remove the two mounting screws for the Motor Driver module as shown in the
(5) Pull the Motor Driver module up far enough so that the cable connected on the back
(6) Connect the cable to a new Motor Driver module.
126
Remove the Top Cover by removing the six mounting screws.
picture below.
can be disconnected. Compress the projections on both sides of the connector to
disconnect the cable.
Motor Driver Module
Mounting Screws
RC420 Rev.9