2
2
2-2
2-2
Technology■>■Basic■Configuration■>■Functional■Configuration■>■Basic■sequence■
Technology■>■Basic■Configuration■>■Functional■Configuration■>■Basic■sequence■
Basic■Configuration
Functional■Configuration
The■machine■may■broadly■be■divided■into■the■following■functional■system■blocks;■document■
exposure■system■block,■controller■system■block,■laser■exposure■system■block,■image■
formation■system■block,■fixing■system■block■and■pickup/feed■system■block.
Reader controller
Main
controller
1/2
DC
controller
HDD
Option
board
CCD
Exposure lamp
Cassette2
Cassette1
Flow of paper
Flow of signal
Laser beam
Laser scanner
unit1
ITB
Laser scanner
unit2
Pickup
Transfer
Fixing
Delivery
Duplexing
feed
Document exposure system
Controller system
Fixing
system
Image formation system
Pickup/
feed
system
Laser exposure system
F-2-1
■
■
Basic■sequence■
■
●
Sequence■at■Power-On
•■ Reader
Reader Motor
Scanning Lamp
HP Sensor
SSTBY
SREADY
Backwarding
Forwarding
Optical unit position
HP (Shading position)
Gain correction
Offset correction
Backwarding
Forwarding
Shift shading
Fixing shading
White plate dust
detection control
Shading correction
HP (Shading position)
Main power switch ON
•■ Printer■Unit
WMUP
WMUPR
PSTBY
Fixing heater(H3)
Fixing motor(M21)
Target temperature
Engage
Fixing heater:
100 degree C
[1] Secondary transfer ATVC
[2] Patch sensor correction control
[3] Discharge current correction
[4] Drum thickness detection
[5] Primary transfer ATVC
[6] Color displacement correction control
[7] ARCDAT control
[8] ATR control
[9] Secondary transfer clearning control
Power ON
Auto adjustment
Fixing heater:
160 degree C(51/45ppm machine)
135 degree C(35/30ppm machine)
F-2-2
F-2-3