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