16 February 2000
ELECTRICAL COMPONENT LAYOUT
1-9
Overall
Information
1.4.2 ADF
No.
Name
Function
12
ADF interlock switch
Detects whether the ADF cover and platen cover are
open or closed; cuts the power supply to the machine.
13
Paper transport motor
Drives the paper transport drum.
14
Feed sensor
Detects when a document is just before the feeding
position.
15
Read sensor
Synchronizes the original exposure timing.
16
Paper feed motor
This drives the pick-up and feed rollers.
17
CIS
Contains the CCDs and LEDs that scan the reverse
side of the original.
18
EDU
Controls the mechanical parts of the endorser.
19
Endorser solenoid
Moves the paper holding plate to hold the original at the
endorser’s printing position.
20
Relay sensor
Checks for original misfeeds.
21
Feed-out sensor
Detects when a document is at the feed-out position.
22
Document sensor
Detects when a document is placed on the document
table.
23
RADU
Controls the mechanical parts of the ADF.
24
Document table position
sensor
Detects if the document table is at the feed position or
not.
25
Pick-up clutch
Controls pick-up roller rotation.
26
Document table lift
clutch
Switches on to lift the document table up or down.
G413V505.WMF
19
18
17
16
15
14
13
26
20
21
22
23
24
25
12
