Ricoh B286, Service Manual, Page: 110 / 622

Installation of MFP Options
B286/B289 1-74 SM
5. Remove the SD card slot cover (
"
x1).
! Make sure that the number and “Type” are correct (B735 Type D). If you install
the incorrect version of this application, the NVRAM must be replaced.
6. Insert the DOS SD card into Slot 1.
7. Reconnect the network cable.
8. Turn the main power switch on.
9. Do SP5878 and push [EXECUTE].
10. Go out of the SP mode.
11. Turn the operation switch off, then turn the main power switch off.
12. Do SP5990-5 to print the Self Diagnosis Test.
13. Check the diagnostic report.
! Under [ROM No./Firmware Version] you should see “B7355060/0.03” displayed for
“HDD Format Option.”
! Under [Loading Program] you should see “GW1a_zoffy: B7355060/0.03”
Important
! The numbers in the report must match. (The ROM number and firmware version
number change after the firmware has been upgraded.)
! If the ROM numbers or version numbers do not match, this means that the DOS unit
type was incorrect (not “Type D”),
! If this occurs:
(1) Obtain the correct SD card.
(2) Replace the NVRAM on the controller board.
(3) Insert the Type D DOS unit SD card in Slot 1
(4) Do the DOS unit installation procedure again.
Check Operation of the DOS Application