Table 2-9. Removing Bottom Case Components HP OmniBook 7100 Removal and Replacement 2-23 Component Removal Procedures Additional Steps (See figure on page 4-6) Audio Heatsink Plug-in module (page 2-3). Hard drive (page 2-5). Keyboard (page 2-8). Heatsink (page 2-9). Display (page 2-11). Top case (page 2-14). Motherboard (page 2-15). 1. Remove the five screws from the PCMCIA shield and remove the shield. 2. On the bottom of the motherboard, remove the four screws that hold the PCMCIA socket. Do not lose the mylar washers. 3. Unplug the PCMCIA socket from the motherboard. 4. Unplug the audio PCA from the motherboard. 5. Lift off the audio heatsink. Reassembly Notes:
Be sure the audio heatsink is properly installed before installing the audio PCA. Be sure to install the grounding clip on the PCMCIA screw next to the volume control. Audio Jack Cover Plug-in module (page 2-3). Hard drive (page 2-5). Keyboard (page 2-8). Heatsink (page 2-9). Display (page 2-11). Top case (page 2-14). Motherboard (page 2-15). On the bottom of the motherboard, remove the screw from the audio jack cover and remove the cover. Audio PCA Plug-in module (page 2-3). Hard drive (page 2-5). Keyboard (page 2-8). Heatsink (page 2-9). Display (page 2-11). Top case (page 2-14). Motherboard (page 2-15). 1. Remove the five screws from the PCMCIA shield and remove the shield. 2.
On the bottom of the motherboard, remove the four screws that hold the PCMCIA socket. 3. Unplug the PCMCIA socket from the motherboard. 4. Unplug the audio PCA from the motherboard. Reassembly Notes: Be sure the audio heatsink is properly installed before installing the audio PCA. Be sure to install the grounding clips on the PCMCIA screws. Make sure they do not touch any nearby components. Bottom Case See page 2-15. CPU (MMO) Fence Plug-in module (page 2-3). Hard drive (page 2-5). Keyboard (page 2-8). Heatsink (page 2-9). Display (page 2-11). Top case (page 2-14). 1. Unplug the DC-DC PCA. 2. Remove the screw from the LVDS PCA and unplug the PCA. 3.
Remove the three screws from the CPU module. 4. Lift the CPU fence to unplug the CPU module from the motherboard. Lift out the fence and module together. CPU Module (MMO) Plug-in module (page 2-3). Hard drive (page 2-5). Keyboard (page 2-8). Heatsink (page 2-9). Display (page 2-11). Top case (page 2-14). 1. Remove the three screws from the CPU module. 2. Lift the CPU fence to unplug the CPU module from the motherboard. Lift out the fence and module together. Caution: When installing the module, press directly above the connectors. Otherwise, you could damage pressure-sensitive components. Caution: Replace any heatsink thermal pads that are damaged. DC-DC PCA Plug-in module (page 2-3).
Hard drive (page 2-5). Keyboard (page 2-8). Heatsink (page 2-9). Display (page 2-11). Top case (page 2-14). Unplug the PCA from the motherboard.