Ricoh B089 Service Manual page 268

SERVICE PROGRAM MODE
5849 Installation Date
5849 1 Display
5849 2 Switch to Print
5850 Address Book Function
5850 1 User Info. Management Module Setting (Address Book Function)
5850 3 Circuit Conversion
The machine is sold ready to use with a G3 line. This SP allows you to switch all
at once to convert the address book for use with ISDN option. Conversely, if for
some reason the ISDN line becomes unusable, you can easily switch back to G3.
Japan only
5853 Stamp Data Download
Use this SP to download the fixed stamp data stored in the firmware of the ROM
and copy it to the HDD. This SP can be executed as many times as required. This
SP must be executed after replacing or formatting the hard disk.
Note: This SP can be executed only with the hard disk installed.
5856 Remote ROM Update
When set to "1" allows reception of firmware data via the local port (IEEE 1284)
during a remote ROM update. This setting is reset to zero after the machine is
cycled off and on.
[0~1 / 0 / 1] DFU
0: Not allowed
1: Allowed
B089/B093
DFU
DFU
4-52 SM