HP 4510s Service Guide - Page 85

Speakers Description For use in computers with 15-in displays For use in computers with 14-in displays Spare part number 536598-001 536420-001 Before removing the 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 63). 5. Remove the switch cover and keyboard (see Switch cover and keyboard on page 64). Remove the speakers: 1. Position the computer right-side up with the front toward you. 2. Disconnect the speaker cable (1) from the system board. NOTE: The two speakers are connected with a single cable. 3. Remove the four Phillips PM2.5×3.0 screws (2) that secure the speakers to the top cover. 4. Remove the speaker cable from the clips and routing channel, and then remove the speakers from the computer (3). Reverse this procedure to install the speakers. Component replacement procedures 73