Ricoh B286, Руководство по обслуживанию

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Electrical Components
SM 6-93 B286/B289
Det
ails
NUMBER NAME DESCRIPTION
Power Packs
PP1 CGB Power Pack
High voltage power supply for the charge
corona wire ©, development bias (B), and
charge corona grid (G).
PP2 T&S Power Pack
High voltage power supply for the transfer
corona wire (T) and the separation corona
wire (S) in the T&S (Transfer and Separation)
unit.
QL
QL1 - 3
Quenching Lamp 1 – 3
(1: Left, 2: Center, 3:
Right)
This removes remaining electrical charge on
the drum immediately after cleaning.
Sensors
S1 Cassette End Sensor
This sensor is above the paper cassette. It
detects paper end after the last sheet feeds.
S2 Cassette Set Sensor
This detects when the cassette is set and
locked in its place.
S3 Exit Cover Sensor
This detects if the exit cover on the rear of the
machine is open or closed.
S4 Fusing Exit Sensor
This sensor is in front of the fusing exit rollers.
It switches on when the leading edge of the
copy leaves the fusing unit.
S5 ID Sensor
The machine uses this sensor to control toner
supply, toner near-end, and toner end. There
is no toner density sensor in this machine.
S6 Original Exit Sensor
This detects the original when it feeds out of
the scanner.