Controller Recovery - Epson RC90 User Manual

Maintenance 5. Firmware Update

5.3 Controller Recovery

If the Controller becomes inoperable, use the procedures described in this section to
recover.
NOTE
Controller Backup is recommended for easy recovery of the Controller operation. For

details of Controller Backup, refer to Maintenance 4. Backup and Restore.
The following two conditions describe the Controller error status after turning on
the Controller.
Condition A The Controller automatically changes to Recovery mode and the LED of
Condition B The LED of TEACH, AUTO, and PROGRAM do not blink.
Countermeasure for the error status is as follows.
Condition A Follow the Firmware Initialization Procedure in Maintenance 5.4
Condition B
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ERROR, TEACH, and PROGRAM are lighting.
communicate with the development PC though the Controller does not
operate properly.
Cannot communicate with the Controller using the development PC.
Firmware Initialization Procedure
Execute the following steps:
(1) Turn OFF the Controller.
(2) Push the trigger button located on the front side of the Controller and
while holding the button in, turn ON the Controller. Continue to
hold in the trigger button for 30 seconds. This will cause the
Controller to start in Recovery mode.
(3) Make sure that the LED of ERROR, TEACH, and PROGRAM are
lighting.
(4) Follow the procedure in Maintenance 5.4 Firmware Initialization
Procedure from step (3) to initialize the firmware.
You are able to
RC90 (EPSON RC+ 7.0) Rev.4