REMOVAL AND REPLACEMENT OF COMPONENTS 71
Chapter 4
Removal and Replacement of Components
This section discusses the procedures necessary to remove and install various hardware components
on your workstation. Review the safety and precautions and the “Service Considerations” on page 64, as
well as the
Safety and Regulatory Guide,
before servicing or upgrading your system.
1 Read all safety information and precautions.
2 Locate and clear a suitable work area.
3 Shut down the system and remove power from the unit.
4 Gather your tools.
5 Service your unit.
6 Restore power to your unit.
Disassembly Order
Use the following table to determine the sequence in which to remove the major components.
Pre-Disassembly (page 68)
Locks (page 72)
1
Access Panel (page 74)
Hood Sensor (page 82)
Top Cover (page 76)
2
Hood Lock (page 77)
Front Bezel (page 75)
Front Panel I/O Device Assembly
(page 78)
Power Button and Front
Speaker (page 79)
Optical Drive (page 96)
Diskette Drive (page 98)
Bezel Blanks (page 75)
System Fan Assembly
(page 80)
Power Supply (page 81)
Memory (page 82)
Front Fan Removal
(Optional) (page 93)
Battery (page 94)
Hard Drive (page 100)
CPU Heatsink (page 105)
Processor (page 108)
PCI Card Support (page 87)
PCI Retainer (page 88)
PCI or PCI Express card (page 90)
CPU Heatsink (page 105)
Processor (page 108)
System Board (page 110)
1. Some locks do not need to be removed before proceeding to the next step. For example, you only need to unlock
the lock on the access panel before opening it.
2. The top cover can be removed anytime, but you must remove it after removing the access panel when removing
the hood lock.
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