Ricoh FT5233 Service Manual page 665

12 February 1992
SENSORS
NAME
Original Set
Sensor
Registration
Sensor
Original Width
Sensor
DF Position
Sensor
Pulse Generator
Sensor
Feed-out Sensor
MAGNETIC CLUTCH
NAME
Feed-in Clutch
PRINTED CIRCUIT BOARDS
NAME
DF Main Board
Indicator Panel
Board
FUNCTION
Informs the main system's CPU that
originals have been placed and causes the
Insert Original indicator to go out.
Sets original stop timing and measures
original length.
Determines the width of the originals.
Informs the CPU when DF is being closed
so that APS sensor can begin checking the
original size.
Generates pulses used to measure the
original length.
Checks for original misfeeds and sets
original stop timing when in auto reverse
mode.
FUNCTION
Energizes to rotate the feed roller, pull-out
rollers, and relay roller
FUNCTION
Controls all DF functions.
Contains operator indicators.
5
ELECTRICAL COMPONENT DESCRIPTIONS
LOCATION
1
2
4
8
3
12
LOCATION
15
LOCATION
9
7