FRU Disassembly 8-3
General Notes on Disassembly
Removal and replacement procedures are organized in eight major categories. these
categories roughly correspond to classification of FRU parts list in Chapter 10.
â– Print Engine Covers
â– Upper Transportation and Registration
â– Trays and Feeders
â– Tray 1
â– Lower Transportation and Registration
â– Xerographics
â– Fuser and Exit 1
â– Drive
â– Electrical
Parts are controlled as spare parts. When servicing for parts for which no procedures
are described, observe their assembling condition before starting the service.
Preparation
Before you begin any Removal and Replacement Procedure:
1. Switch Off the printer power and disconnect the power cord from the wall outlet.
2. Remove the Drum Cartridge and protect it from exposure to light by covering it
with a light proof bag or by placing it in a light-tight container. Disconnect all
computer interface cables from the printer.
3. Wear an electrostatic discharge wrist strap to help prevent damage to the sensitive
electronics of the printer circuit boards.
4. Remove the Fuser Assembly or wait at least 5 minutes after you have switched
Off printer power for the Fuser to cool before you work on or around the Fuser.
Caution
Many parts are secured by plastic tabs or hooks. DO NOT over Flex or force
these parts. Do not over torque the screws threaded into plastic parts.
Note
Names of parts that appear in the disassembly procedures may not be exactly the
same as the names that appear in the Parts List. For example; a part called the
Registration Chute Assembly may appear on the Parts List as Assembly, Chute
REGI.