Controller Recovery - Epson RC620 CU Manual

Maintenance 5. Firmware Update

5.3 Controller Recovery

If the Controller becomes inoperable, use the procedures described in this section to
recover.
Controller Backup is recommended for easy recovery of the Controller operation. For
 NOTE
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 LCD is
Condition B The Controller LCD cannot be "Wait for RC+ startup" or "READY".
Countermeasure for the error status is as follows.
Condition A Follow the Firmware Initialization Procedure in Maintenance 5.4 to
Condition B
142
displayed as below.
9999
Recovery Mode
RC+ startup normally but is unable to function normally.
Cannot communicate with the Controller using the development PC.
RC+ is unable to function normally.
initialize the firmware.
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 LCD displays as below.
9999
Recovery Mode
(4) Follow the Firmware Initialization Procedure in Maintenance 5.4
from step (3) to initialize the firmware.
RC620 Rev.8