HP 3380 Service Manual - Page 64

Life expectancies of parts that wear When servicing the product, inspect any parts that wear. Replace them as needed, based on failure or wear rather than on usage. The following table lists approximate schedules for replacing consumables. Table 3-1. Life expectancies of parts that wear Description Print cartridge1 (userreplaceable) Part number C7115A C7115X Life (estimated) 2,500 pages 3,500 pages Remarks When print becomes faint, redistribute toner in the cartridge by gently shaking the cartridge from side to side. Printer transfer roller RM1-0550-000CN 50,000 pages Can affect print quality and paper movement. Printer pickup roller RL1-0303-000CN 50,000 pages Look for glazing and/or cracks. Can affect print quality and paper movement. Printer separation pad RF0-1014-020CN 50,000 pages Can affect paper movement. Fuser assembly (100- RM1-0841-000CN 127 V) 50,000 pages Can affect print quality and paper movement. Fuser assembly (220- RM1-0842-000CN 240 V) 50,000 pages Can affect print quality and paper movement. ADF separation pad C7309-60009 50,000 pages Can affect movement of documents to be scanned or copied. ADF C9143-60107 50,000 pages Can affect movement of documents to be scanned or copied. ADF pickup roller assembly C7309-60016 50,000 pages Can affect movement of documents to be scanned or copied. 1The estimated print cartridge life is based on letter- or A4-sized paper with an average of 5 percent toner coverage and a medium density setting. Print cartridge life can be extended further by using draft-mode settings to conserve toner. 48 Chapter 3 Maintenance ENWW