Service manual

4. Purpose list
Purpose Section Main Sub Function Ref. page
Adjustments Paper feed section 51 2 Resist amount adjustment
8-3
Optical section 26 8 Copy magnification ratio adjustment (zooming)
45 1 Lead edge void amount setting
46 1 Copy density (exposure level) adjustment
8-4
51 6 SPF exposure correction
47 AE sensor characteristics value data auto input
8-5
48 1 Front-rear direction magnification ratio adjustment (Vertical direction)
2
Paper transport direction magnification ratio adjustment (Horizontal
direction)
50 1 Lead edge image position adjustment
8-6
Developer 8 1 Developing bias voltage check
25 2 Auto developer adjustment
Process 8 2 MC/TC output check (Normal mode)
8-7
3 MC/TC output check (Photo mode)
4 MC/TC output check (Toner save mode)
7 Separation charger (SC)
9 MC/TC/SC output check
SPF 48 3 Paper transport direction magnification ratio adjustment (When the SPF
is used in the horizontal direction)
8-7
51 2 Resist quantity adjustment 8-3
Setting Specifications 26 1 Option setting 8-7
6 Destination setting
8-8
Paper feed section 26 12 Manual copy mode setting
Fuser section 26 13 Main motor operation mode setting at warming up
43 1 Fuser temperature setting
2 Fuser temperature setting (in power save)
Process 44 1 Correction mode setting
8-9
Counter Copy count 22 1 Maintenance counter display
2 Maintenance preset counter display
5 Total counter display
12 Drum counter display
Maintenance 20 1 Maintenance counter value reset
21 1 Maintenance cycle setting
Drum count 24 7 Drum count value reset
Operation check General
(Aging mode)
7 1 Warm-up time display and aging
8-12
4 Omitting warm-up
6 Intermittent operation aging
Paper feed section 30 1 Main body sensor operation check
8-10
2 Option tray sensor operation check
Optical section 1 1 Mirror base scan operation check
2 Optical system sensor operation check
3 Lens operation check
4 Lens operation aging
8-11
5 3 Copy lamp lighting operation
SPF 2 2 SPF sensor operation check
3 SPF motor operation check
4 SPF paper feed clutch operation check
5 SPF resist clutch operation check
Operation panel 5 1 LED lighting check
Fuser section 5 2 Heater lamp lighting check
Process 5 4 Discharge lamp lighting check
5 Blank lamp lighting check
6 2 Separation pawl auto operation check
44 2 Optical system dirt correction reference value display
8-12
3 Optical system dirt correction voltage correction value display
4 Photoconductor drum rotation time display
Developer section 10 Toner motor auto operation check
25 1 Toner density sensor operation check/toner density monitor
Trouble cancel 14 Cancel of troubles other than U2
16 U2 trouble cancel
8 – 2