Ricoh PE-P1 Service Manual page 164

4 Paper Exit Sensor
5 Paper End Sensor
6 Registration Sensor
No. Parts Name
1 EGB (Engine Board)
Controller Board (printer
2
model)
Temperature/Humidity
3
Sensor
High Voltage Power Supply
4
Board
This sensor detects a paper jam in the fusing unit, paper exit path
and duplex path.
This sensor detects paper end and whether the tray is set.
This sensor detects a paper jam at the paper feed, by-pass feed
and registration roller, and also determines the paper size
based on the sensor on-off time.
This board controls all of the machine, input/output, drivers and
input/output connections and the handshake with the
Controller.
This board controls the memory, all applications and all
peripheral devices.
This sensor detects the relative temperature and humidity around
the machine.
This board supplies the charge to the image transfer roller and
high voltage for the charge roller, transfer roller and the
development roller.
Machine Overview
Description
6
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