AR-P350, AR-P450 (serv.man25). Procedure to convert machines using AR450DM (50K Drum) to AR451DM (100K Drum). (Corrected) - Sharp Copying Equipment FAQ (repair manual). Page 3

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Models: AR-P350/P450
Subject: Setting up Machine for AR-451DR 100K PM Cycle.
Description: A 100K PM Cycle drum is now available for use in the above listed machines.
          
Details: 
The following 4 requirements Must be met to adopt the 100K PM Cycle.
To determine if the machine is already configured for the 100K PM Cycle,
you must confirm all 4 of the following requirements.
1) Engine Firmware must be at version A.08 (Main) or higher.
Target Model
ROM Control Boot/Main
PCU
AR-P350/P450
No.G00
VmA.08
V7.02
2) 
The following changes need to be made in Diagnostic Mode according to
the chart below for the100K PM Cycle.
Diagnostic Mode
AR-P450
AR-P350
50K PM
100K PM
50K PM
100K PM
Laser Power Set
104
100
80
76
Maint. Cycle Set
Default
100
Default
100
Life Over Setting
No
Yes
No
Yes
Process Setting
127
255
127
255
Drum
     AR-450DR
   AR-451DR
    AR-450DR
   AR-451DR
To access diagnostic mode and make the necessary changes follow the
instructions on the following pages.
Multi-Functional
Device
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