Dell Studio 15 Dell Studio 1555 Service Manual - Page 13

Back to Contents Page Processor Heat Sink Dell Studio™ 1555 Service Manual Removing the Processor Heat Sink Replacing the Processor Heat Sink WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. WARNING: If you remove the processor heat sink from the computer when the heat sink is hot, do not touch the metal housing of the processor heat sink. CAUTION: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer. CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell™ is not covered by your warranty. CAUTION: To help prevent damage to the system board, remove the main battery (see Before Working Inside Your Computer) before working inside the computer. Removing the Processor Heat Sink 1. Follow the instructions in Before You Begin. 2. Remove the optical drive (see Removing the Optical Drive). 3. Disconnect the ExpressCard cables from the respective connectors on the system board (see Removing the ExpressCard Board). 4. Disconnect the AC adapter connector cable, USB cable, fan cable, and the subwoofer cable from the system board (see Removing the System Board Assembly). 5. Remove the six screws that secure the system board to the computer base. 6. Turn the system board over. 7. In sequential order (indicated on the processor heat sink), loosen the four captive screws on the thermal-cooling assembly processor cover. 1 captive screws (4) 2 processor heat sink 8. Lift the processor heat sink off the computer. Replacing the Processor Heat Sink