This section contains the removal procedures for field-replaceable parts of the system listed in
the Parts List. In most cases, the replacement procedure is simply t he reverse of the removal
procedure. In s ome instances, addit ional s teps are ne cessary and are pr ovided for replac e-
ment of the parts.
Unplug the AC power cord from the wall outlet before servicing the system.
Standard Orientation of the System
When needed, sys tem or ientation is c alled out in t he procedur e as an aid t o locat ing parts.
Refer to the following figure to identify the right, left, front, and back sides of the printer.
Figure 1 Procedural System Orientation
Before you begin any removal and replacement procedure:
Switch Off the printer power and disconnect the power cord from the wall outlet
Disconnect all computer interface cables from the system.
Wear an electrostatic discharge wrist strap to help prevent damage to the sensitive elec-
tronics of the printer circuit boards.
Allow adequate time for the system to cool.
Phaser 8510/8560MFP Multifunction Product
NOTE: Names of parts that appear in the removal and replacement procedures may not match
the names that appear in the Parts List. For example, a part called the Registration Chute
Assembly in a removal procedure may appear on the Parts List as Assembly, Chute REGI.
When working on a removal procedure, ignore any prerequisite procedure for parts already
Notations in the Procedures
The notation "(REP X.X.X)" points to a prerequisite procedure in the current disassembly
procedure being performed.
The notation "PLX.X.X" indicates that this component is listed in the Parts List.
Bold arrows in an ill ustration show direction of movement when removing or replacing a
The notation "(plastic T-20)" or "(m etal, T-20)" refer to the type of screw being rem oved.
Plastic refers to a metal, self-tapping screw used to secure parts onto plastic. Metal refers
to metal, fine-threaded screws used to secure parts onto metal.
Fasteners used in t he sys tem appear in F igure 2. Removal procedur es pro vide di mensional
specifications for screws being removed.
Figure 2 Fastener Types
Many parts are secured by plastic tabs DO NOT over Flex or force these parts. Do not over
torque the screws. Fasteners threaded into plastic parts should not exceed 12 in. lbs. Fasten-
ers threaded into metal should not exceed 15 in lbs unless specified differently. Always use the
correct type and size screw. Using the wrong screw can damage tapped holes.
Repairs and Adjustments