Mother Board - Ricoh D124-17 Service Manual

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Mother Board

The MB is mounted sideways at the edge of the controller board. Provides important relay functions 1)
for the Rapi Bus I/F between the IPU, GW controller, and file format converter, and 2) for the machine
power supply. The standard mother board must be replaced with a larger mother board if the file format
converter is installed.
Fuses
No.
FU1 Max. rated: 8V/100A
FU2 Max. rated: 30V/40A
IPU
The IPU controls image processing. It is only partially visible with the rear cover removed because it is
mounted behind the MCU.
Factory Setting
OFF
OFF
OFF
OFF
ON
ON
OFF
OFF
Rating
Fuses
687