Ricoh A230, Руководство по обслуживанию, Страница: 448 / 1134

ELECTRICAL COMPONENT DESCRIPTION
12-4
A230/A231/A232 SM
1.4 ELECTRICAL COMPONENT DESCRIPTION
Symbol Name Function Index No.
Motors
M1
Pick-up
Moves the original stopper and pick-up roller
up and down.
6
M2
Feed-in Drives the feed belt, and the separation,
pick-up, and transport rollers.
7
M3 Transport Belt Drives the transport belt. 8
M4 Feed-out Drives the exit roller. 12
Sensors
S1
APS Start Informs the CPU when the DF is opened and
closed (for platen mode) so that the original
size sensors in the copier can check the
original size.
14
S2 DF Position Detects whether the DF is lifted or not. 11
S3 Original Set Detects if an original is on the tray. 22
S4
Original Stopper
HP Detects whether the original stopper is
closed or not and detects when to change
the original feed start motor direction.
3
S5
Pick-up Roller
HP Detects whether the pick-up roller is in the
upper position or not.
2
S6
Entrance Detects when to restart the feed start motor
to lift up the pick-up roller, detects when to
change the feed motor direction, detects the
trailing edge of the original to finish checking
the original length, and checks for misfeeds.
23
S7
Registration Detects the leading edge of the original to
check the original length, detects when to
stop the original on the exposure glass, and
checks for misfeeds.
21
S8 Original Width 1 Detects the original width. 20
S9 Original Width 2 Detects the original width. 19
S10 Original Width 3 Detects the original width. 18
S11
Exit Detects when to stop the transport belt
motor and checks for misfeeds.
17
S12
Inverter Detects when to turn the inverter gate and
exit gate solenoids off and checks for
misfeeds.
16
S13
Feed Cover Detects whether the feed cover is opened or
not.
1
S14
Exit Cover Detects whether the exit cover is opened or
not.
13
Solenoids
SOL1 Exit Gate Opens and closes the exit gate. 15
SOL2 Inverter Gate Opens and closes the inverter gate. 10