Specifications

Disassembly order

For convenience, disassembly procedures should be followed in a particular order. Use the following

table to determine the sequence in which to access major computer components.

Table 5-3 computer component installation

To install/replace... Remove... Then

remove...

Then

remove...

Then

remove...

Then

remove...

Battery, front bezel, optical drive,

hard drive, memory, power supply,

hood sensor, or solenoid lock

Chassis lock Access panel

Heatsink Chassis lock Access panel Airflow guide

Processor Chassis lock Access panel Airflow guide Heatsink

Expansion card (PCI/PCIe) Chassis lock Access panel Expansion card

slot cover

Front panel I/O assembly, power

button assembly, system fan, or

system speaker

Chassis lock Access panel Front bezel

System board Chassis lock Access panel Airflow guide Expansion cards

or DIMMs

Heatsink

Removing the cable lock (optional)

If a cable lock is installed on the computer, remove it before servicing the computer.

Unlock it and pull it out of the cable lock slot as shown in the following figure.

Figure 5-2 Removing the cable lock

ENWW

Removing and installing components