Roland VersaUV LEJ-640 Service Notes page 227

The machine goes into the Firmware Upgrade mode
7
automatically.
When upgrade is completed, the sub power SW turns
off automatically.
HOW TO INSTALL FIRMWARE (Referential Time : 5 min)
This is required when a new Main Board without the fi rmware is installed.
Turn on the main power SW while pressing the Left, Up
1
and Down keys.
Press the [ENTER] key for the machine to be ready to
2
receive the fi rmware.
FIRMWARE V1.00
ERASING
WRITING
VERIFYING
COMPLETE
UPDATE FIRMWARE?
WAITING
000.000.000.000
4-19
NG DATA ERROR
DEVICE ERROR
NG
NG DEVICE ERROR
DEVICE ERROR
NG
+
UPDATE FIRMWARE?
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