User's Manual

Overview
This chapter documents removal and replacement of field replaceable units (FRUs) only.
Removal and replacement strategy
Replace parts in the reverse order of their removal. Directions for difficult or critical replacement
procedures are included.
WARNING! The sheet-metal edges of the device can be sharp. Use caution when working on
the device.
NOTE Note the length, diameter, color, type, and location of each screw. Be sure to return each
screw to its original location during reassembly.
Incorrectly routed or loose cables can interfere with other internal components and can become
damaged or broken. Frayed or pinched cables can be difficult to locate. When reconnecting the
cables, always use the provided wire loops, lance points, or cable guides.
Electrostatic discharge
CAUTION The device contains parts that are sensitive to electrostatic discharge (ESD). Always
service the device at an ESD-protected workstation, or use an ESD mat.
Watch for the ESD symbol (shown below) to identify the parts that are sensitive to ESD. Protect these
parts by using an ESD wrist strap and by placing ESD-sensitive parts into protective ESD pouches.
Required tools
The following tools are needed to service this device:
●
#2 Phillips screwdriver with magnetic tip
●
Small flatblade screwdriver
●
Small needle-nose pliers
●
ESD mat
●
Penlight
CAUTION A pozidriv screwdriver will damage screw heads on the device. Use a #2 Phillips
screwdriver.
If you use a multispeed screwdriver, use a torque limiter.
ENWW Overview 65