Ricoh A250 Service Manual page 876

ROM HISTORY
Description of Modification
⇒
-Upgrade the NIB firmware to version 4.0.6 or later
and the PS3 firmware to version 1.2.4 or later.
-Set NIC to bi-directional-mode (refer to NIC
manual).
-Do not set Bit SW3, bit 2 to 1 (as explained above,
these two SW should not be simultaneously
enabled).
* To deactivate the DAZEL support function, set Bit
SW3, bit 4 to 1 (0=Enabled, 1=Disabled).
A250
Firmware
Level
6-8
Rev. 12/2000
Serial Firmware
Number Version
SM