Ricoh B246 SERIES, Manual, Page: 101 / 268

101
101
Replacement
„
Do the procedures in section 3.12 of the service
manual.
„
Obey all notes and cautions in the manual.
„
Controller
z
Remove the NVRAM from the old board and put it on
the new board.
z
Make sure that you put the system SD card in slot C1
after reassembly, or the machine will not operate.
„
NVRAM
z
There is an NVRAM on the controller board only
z
Also see the next slide.
REPLACEMENT
Service manual, section 3.12
ˆ
Have the trainees remove and replace the parts in this section.
ˆ
Remind them to follow all notes and cautions in the manual.
ˆ
Many of these procedures have SPs that must be performed. These are listed in
the manual.
ˆ
NVRAM:
¾
Also set SP 1902 001 (amount of fusing unit web used so far) to the most
recent setting (should be on the SMC list).
Service manual, section 6.2.2
ˆ
Hard disk:
¾
This part of the manual contains some information on the composition of the
hard disk, how errors may occur, and some important points about hard disk
replacement.