Ricoh A151, Руководство по обслуживанию на месте

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3. ELECTRICAL COMPONENT DESCRIPTIONS
Symbol Name Function Index No.
Motor
M1 DF Motor Drives all the document feeder components. 6
Solenoid
SOL1
Pick-up Solenoid Energizes to press the pick-up lever against
the stack of originals in preparation for
original feed-in.
1
Clutch
CL1
Feed Clutch Turns on to transmit main motor rotation to
the feed roller.
4
Switch
SW1
Lift Switch Informs the CPU when the DF is lifted and
also serves as the misfeed reset switch for
the DF.
9
Sensors
S1
Pulse Generator
Sensor Supplies timing pulses to the DF main board.
5
S2
Original Set Sensor Informs the copier CPU that originals have
been placed and causes the Insert Original
indicator to go out.
3
S3
Registration Sensor Sets original stop timing and checks for
original misfeeds.
2
Printed Circuit Board
PCB1 DF Main Board Controls all DF functions. 10
PCB2
DF Interface Board Interfaces between the copier main board
and the DF.
12
Transformer
TR1 DF Transformer Steps down the wall voltage to 25 volts ac. 11
LEDs
LED1
SADF Indicator Informs the operator that the SADF mode is
available.
8
LED2
Insert Original
Indicator Turns off when the originals are inserted into
the original table.
7
DO
CUM
E
N
T
F
E
ED
ER
A662
ELECTRICAL COMPONENT DESCRIPTIONS
SM 9-3 A202/A203