A283/A284 Bicu Firmware Modification History - Ricoh A284 Service Manual

Rev. 10/2000
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7.4 FIRMWARE HISTORY

7.4.1 A283/A284 BICU FIRMWARE MODIFICATION HISTORY

A283/A284 BICU FIRMWARE MODIFICATION HISTORY
DESCRIPTION OF MODIFICATION
Initial Production
Corrects the Following:
SC990/542 occur simultaneously
Symptom:
When the main power switch is turned ON or
the machine recovers from Energy Saver
Mode, an SC990 may occur before the
machine reaches standby-by temperature.
(This has a very low occurrence rate). If this
happens, an SC542 will be triggered.
SC990: Software Performance Error
SC542: Fusing Temperature Warm-Up Error
Correction:
Fusing temperature control turns off
whenever an SC990 occurs.
SM
FIRMWARE
LEVEL NUMBER
A2845113 B First Mass
Production
A2845113 C
Production
7-27
FIRMWARE HISTORY
SERIAL FIRMWARE
VERSION
8.9
May '00 8.10
A283/A284