2. Appendix: Maintenance Tables
Maintenance Tables
Preventive Maintenance Items
Chart: A4 (LT)/5%
Mode: 3 copies / original (prints/job)
Ratio 30%
Environment: Normal temperature and humidity
Yield may change depending on circumstances and print conditions.
Symbol keys: C: Clean, R: Replace, L: Lubricant, I: Inspect
Mainframe
Item 120K 240K 360K 480K 600K EM Remarks
Scanner
Reflector C Optics cloth
1st/2nd/3rd mirrors C Optics cloth
Front and Rear Rails C Dry cloth
Exposure Glass C C
Dry cloth;
alcohol
ADF Exposure Glass C C
Dry cloth;
alcohol
APS Sensor C Dry cloth
PCU
Dev. Unit–K R
Drum Unit-K, C, M, Y R
Developer-K R
Transfer
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