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Front speakers
Description Spare part number
Front speakers (includes front left and right speakers and cables) 639394-001
Before removing the front speakers, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn
the computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet
and then unplugging the AC adapter from the computer.
4. Remove the battery (see
Battery on page 52), and then remove the following components:
●
Optical drive (see
Optical drive on page 53)
●
Hard drive (see
Hard drive on page 56)
●
Keyboard (see
Keyboard on page 65)
●
Top cover (see
Top cover on page 68)
●
USB board (see
USB board on page 82)
Remove the front speakers and cables:
1. Disconnect the front speaker cable (1) from the system board.
2. Release the front speaker cable from the clips (2) and routing channel built into the
base enclosure.
84 Chapter 4 Removal and replacement procedures