HP G72-b54NR HP G72 Notebook PC - Maintenance and Service Guide - Page 70
Speaker assembly, Top cover see
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Speaker assembly Description Speaker assembly (includes cable) Spare part number 616498-001 Before removing the speaker assembly: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn on the computer, 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 disconnecting the power cord from the AC outlet and then disconnecting the AC adapter from the computer. 4. Remove the battery (see Battery on page 42). 5. Remove the following components: a. Hard drive (see Hard drive on page 43) b. Optical drive (see Optical drive on page 46) c. Keyboard (see Keyboard on page 54) d. Top cover (see Top cover on page 57) Remove the speaker assembly: 1. Turn the top cover upside down. 2. Remove the two Phillips PM2.5×3.0 screws (1) that secure the speaker assembly to the top cover. 3. Lift up and remove the speakers (2). Reverse this procedure to install the speaker assembly. 60 Chapter 4 Removal and replacement procedures ENWW