16. Image quality problem
Field Service Ver. 1.0 May 2006
220
magicolor 7450
T
roubleshooting
16
[SERVICE MENU]
→
[ALIGNMENT]
→
[MAXIMUM
DENSITY]
The problem has been eliminated
through the adjust of MAXIMUM
DENSITY.
NO
Go to next step.
17
The problem has been eliminated
through the checks of steps up to 16.
NO
Change Imaging Unit.
→
Change Controller Board
→
Change PH Unit.
→
Change High Voltage Unit
(Image Transfer, Neutraliz-
ing).
Step
Section
Check Item
Result
Action
Summary of Contents for magicolor 7450
Page 1: ...SERVICE MANUAL 2006 05 2006 05 Ver 1 0 Ver 1 0 FIELD SERVICE magicolor 7450 magicolor 7450 ...
Page 3: ...ii Blank Page ...
Page 26: ...SERVICE MANUAL 2006 05 Ver 1 0 FIELD SERVICE Main Unit magicolor 7450 magicolor 7450 ...
Page 43: ...2 Product specifications Field Service Ver 1 0 May 2006 6 magicolor 7450 General Blank Page ...
Page 288: ...SERVICE MANUAL 2006 05 Ver 1 0 FIELD SERVICE Lower Feeder Unit ...
Page 317: ...3 Other Field Service Ver 1 0 May 2006 26 Lower Feeder Unit Maintenance Blank Page ...
Page 328: ...SERVICE MANUAL 2006 05 Ver 1 0 FIELD SERVICE Duplex Option ...
Page 333: ...1 Product specifications Field Service Ver 1 0 May 2006 2 Duplex Option General Blank Page ...
Page 345: ...6 Jam Display Field Service Ver 1 0 May 2006 14 Duplex Option Troubleshooting Blank Page ...