Removal And Replacement Procedures (Rrps); Before Starting Service Work - Dell 5110cn Service Manual

1. Removal and Replacement Procedures (RRPs)

Parts removal and replacement procedures are described in major 9 items which correspond to
classification of parts list.
∗RRP 1
∗RRP 2
∗RRP 3
∗RRP 4
∗RRP 5
∗RRP 6
∗RRP 7
*RRP 8
∗RRP 9
Parts are controlled as spare parts. When servicing for parts for which no procedures are
described, observe their assembling condition before starting the service.
For optional parts, refer to the manual for them.
Though the optional parts are assumed to be removed, they may not be removed if not
required for the purpose of service operation.

1.1 Before starting service work

Start the work after turning off the power and removing the power cord from the outlet.
Disassemble the device after removing INNER DUPLEX ASSEMBLY (PL5.2.1), OUTER
DUPLEX ASSEMBLY (PL5.3.1) and IMAGING DRUM (PL6.1.1).
When carrying out the work around FUSER, temperature of FUSER and surrounding area
should have cooled sufficiently.
Pay sufficient attention to the parts during work because they may be broken or may not
perform their functions properly if unreasonable force is applied to the parts.
Various kinds of screws are used, so be sure to use the screw at the correct positions. Pay
attention in distinguishing the screws for plastic and for sheet metal. Incorrect use of the
screw type may cause in damaging the screw threads or other troubles.
lf or the screw installation locations on the frame where the character "TAP" is stamped,
use the screws for plastic.
No. Type
Plastic
Screw for
1 plastic
Silver, tap
Parts etc Plastic
COVER
PAPER CASSETTE
PAPER FEEDER
RETARD & REGI ASSY
CHUTE ASSY IN & OUT
XEROGRAPHICS
DEVELOPMENT
DRIVE
ELECTRICAL
Application Shape
Chapter 3 Removal and Replacement Procedures (RRPs)
How to distinguish
•Silver colored
•Screw thread is
coarse
comparing to
the sheet metal
Coarse
type.
•Screw tip is
thin.
3 - 1
Major
Pointed to be
installation
noted.
locations
As it has a
function to cut
the thread by
itself, if the
screw is inserted
in an angle and
tightened, the
screw thread will
be damaged.