Left
NOTE:
Refer to the illustration that most closely matches your computer.
Component
Description
(1)
Security cable slot
Attaches an optional security cable to the computer.
NOTE:
The security cable is designed to act as a deterrent, but
it may not prevent the computer from being mishandled or
stolen.
(2)
Vent
Enables airflow to cool internal components.
NOTE:
The computer fan starts up automatically to cool
internal components and prevent overheating. It is normal for
the internal fan to cycle on and off during routine operation.
(3)
Optical drive (select products only)
Depending on your computer model, reads an optical disc or
reads and writes to an optical disc.
(4)
Optical drive light
Green: The optical drive is in use.
Off: The optical drive is off.
(5)
Optical drive eject button
Releases the optical drive disc tray.
(6)
Smart card reader
Supports optional smart cards.
8
Chapter 2 External component identification
Summary of Contents for ProBook 640 G2
Page 4: ...iv Important Notice about Customer Self Repair Parts ...
Page 6: ...vi Safety warning notice ...
Page 87: ...Reverse this procedure to replace the panel Component replacement procedures 77 ...
Page 89: ...Reverse this procedure to replace the audio board Component replacement procedures 79 ...
Page 91: ...Reverse this procedure to replace the audio boardr Component replacement procedures 81 ...