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e-STUDIO2006/2306/2506/2007/2307/2507/2303A/2303AM/2803AM/2309A/2809A
ERROR CODE AND TROUBLESHOOTING
8 - 83
8.4.16
Uneven image density
Fig.8-18
Defective area
Step
Check items
Prescription
Main charger
1
Is the main charger dirty?
Clean or replace the needle
electrode and main charger grid.
Transfer roller unit
2
Is the transfer roller contacting with
the drum? Are the charger pushing-
spring and the transfer roller
pressure spring installed properly?
Check them and reinstall if required.
Laser optical unit
3
Is there dirt on the f
lens?
Remove the foreign matter or stain.
Discharge LED
4
Are the connectors of discharge LED
harness securely connected?
Reconnect the harness securely.
5
Is the discharge LED dirty?
Clean the discharge LED.
6
Is any of the discharge LEDs off?
Replace the discharge LED.
Developer unit
7
Is the magnetic brush in proper
contact with the drum?
Adjust the doctor-sleeve gap.
8
Is the developer sleeve
pressurization mechanism working?
Check the mechanism.
9
Is the developer material transported
normally?
Remove foreign matters if there is
any.
Scanner
10
Is the original cover or RADF
opened?
Close the original cover or RADF.
11
Are the original glass (especially the
position of shading correction plate)
and CIS unit dirty?
Clean them.
Feeding direction
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