AR-5618S EXTERNAL VIEWS AND INTERNAL STRUCTURES 5-6
：
'11/Jul/22
1
7. Cross sectional view
No.
Name
Function/Operation
1
Copy lamp
Image radiation lamp
2
Copy lamp unit
Operates in synchronization with No. 2/3 mirror unit to radiate documents
sequentially.
3
LSU unit
Converts image signals into laser beams to write on the drum.
4
Lens unit
Reads images with the lens and the CCD.
5
MC holder unit
Supplies negative charges evenly on the drum.
6
Paper exit roller
Used to discharge paper.
7
Transport roller
Used to transport paper.
8
Upper heat roller
Fuses toner on paper (with the teflon roller).
9
Lower heat roller
Fuses toner on paper (with the silicon rubber roller).
10
Waste toner transport roller
Transports waste toner to the waste toner box.
11
Drum unit
Forms images.
12
Transfer charger unit
Transfer images (on the drum) onto paper.
13
DUP follower roller
Transports paper for duplex.
14
Duplex transport roller
Transports paper for duplex .
15
Resist roller
Takes synchronization between the paper lead edge and the image lead edge.
16
Bypass tray
Bypass tray
17
Bypass tray paper pick up roller
Picks up paper in bypass tray.
18
No. 2/3 mirror unit
Reflects the images from the copy lamp unit to the lens unit.
19
Bypass tray transport roller
Transports paper from the bypass tray.
20
2nd tray paper transport roller
Transports paper from the 2nd tray.
(AR-5620/5623/5620N/5623N/5620D/5623D only)
21
2nd tray paper pick up roller
Picks up paper from the 2nd tray. (AR-5620/5623/5620N/5623N/5620D/5623D only)
22
1st tray paper feed roller
Picks up paper from the 1st tray.
23
MG roller
Puts toner on the OPC drum.
1
7
8
9
10
11
12
13
14
15
16
17
19
20
21
22
23
5 6
3
18
2
4
1
1
1
1
1
1
