Compaq 4200 Personal Computer User Manual


 
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5-34 Removal and Replacement Procedures
5.5.5 Processor Shield and Board
To remove the processor shield and board, complete the following steps:
1. Disconnect the AC power and any external devices (Section 5.3.1).
2. Undock the computer from the auxiliary base, if necessary (Section 5.3.2).
3. Remove all battery packs (Section 5.3.3).
4. Remove the hard drive. (Section 5.3.6).
5. Remove the handle (Section 5.4.3).
6. Remove the CPU base cover(Section 5.5.3).
7. Use a Torx T-8 screwdriver to remove the three screws that secure the processor
board to the magnesium frame.
8. Using the slot opening, lift the processor board to disconnect it from the system
board.
Figure 5-31.
Removing the Processor Board
To install the processor board, Compaq recommends that you first remove the CPU
cover as described in Section 5.5.6. This allows you to squeeze the new board into
position and prevents bending the system board.