Compaq EP Series - Manual (Page 72)

Compaq Deskpro EP Series of Personal Computers 4-29
4.14 Board Guide
1. Prepare the computer for disassembly (Section 4.2).
WARNING: Power is continuous to the system board and power supply even when the power
switch is turned off. To prevent damage to the unit, disconnect the power cord from the power
source or the unit before beginning disassembly procedures.
2. Lay the computer down on its large base for greater stability.
3. Remove the access panel (Section 4.6).
4. Remove any full-length expansion boards (Section 4.13.3).
5. Push down on the two tabs on the top of the board guide.
6. While holding the tabs down, remove the guide from the chassis.
Removing the Board Guide
To replace the board guide, reverse the above procedures.