Printer Description - Sharp FO 4400 - B/W Laser - All-in-One Service Manual

FO-4400U
FO-CS1

[2] Printer description

1. COMPONENTS LAYOUT
1
18
17
15
2. DRIVE SECTION
2-1. Overview
The main motor (M1) transmits the drive to the rollers of the printer and
the 2nd paper cassette unit via each gear as shown below.
2 3 4 5 6
14 13
Main Motor
(M1)
7 8
9
10
11
12
Fig. 1
Paper Exit Roller
(Face-up)
Backup Roller
Paper Exit Roller
(Face-down)
Heat Roller
Image Transfer Roller
Paper Take-up
Roller
2nd Paper Cassette Unit
(Option: FO-CS1)
Drive Transmission
Gear
2nd Paper Take-up
Roller
Fig. 2
3 – 2
1. Scanner Drive Roller 2
2. Operation Panel
3. CIS Unit
4. Scanner Drive Roller 1
5. Scanner Feed Roller
6. Transfer Roller
7. Upper Cover
8. Printer Head
9. Drum Cartridge
10. Toner Cartridge
11. Paper Empty Sensor (PE1)
12. 2nd PU Roller Unit
13. 2nd Paper Sensor lever
14. Cassette Push Up Plate
15. 2nd Option Cassette (Option : FO-CS1)
17. Received Document Tray
18. ADF Exit Tray
Drum Charge Brush
PC Drum
Sleeve Roller
Toner Transport
Roller