Sharp AR-810 Imager, Service Handbook

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AR-651/810 TROUBLESHOOTING 5 - 144
Defective area Step Check Items Prescription Remarks
Developer material/ 1 Using the specified developer material, Use the specified developer material,
Toner/Photoconductive toner and photoconductive drum? toner and photoconductive drum.
drum
Cleaning roller 2 Is the cleaning roller damaged or has Replace the roller.
it reached its PM life?
3 Is the pressurization of the cleaning Check and correct the
roller normal? pressurization mechanism.
Fuser roller 4 Are there bubble-like scratches on Replace the fuser roller.
the fuser roller (188mm pitch on the Check and adjust the temperature
printed image)? control circuit.
5 Has the fuser roller reached its PM life? Replace it.
6 Is the pressurization of the fuser roller Check and adjust the pressurization
normal? mechanism.
7 Is the temperature of the fuser roller Check the adjustment value of
normal? fuser roller temperature.
(08-410, 411, 883)
Cleaning web 8 Is the pressurization of the cleaning Check the installation state of the
web normal? cleaning web mechanism.
9 Is the cleaning web transported Check the drive system of the
normally? cleaning web.
Check and correct the setting.
(08-940)
10 Has the cleaning web reached its Replace it.
PM life?
11 Using the specified cleaning web? Use the specified cleaning web.
Cleaning blade 12 Is the blade in proper contact with the drum? Check the blade.
13 Has the cleaning blade been turned Replace the blade.
up? Check and replace the drum
if necessary.
Toner recovery auger 14 Is the toner recovered normally? Clean the toner recovery auger.
Check the pressure of the cleaning blade.
Recycle unit 15 Is the recycle unit installed properly? Check and correct the installation.
16 Is the recycle toner transport Check if the connector comes off.
motor performed? Replace the motor if necessary.
17 Is the hopper motor performed?