HP 300

Fuse
Preliminary Requirements
1. Turn the unit o fl'.
2. Remove the power cord.
Procedures
1. Using a flat-tip screwdriver, press in on the fuse cap and rotate it counter-clockwise about
1/4 turn. The fuse should pop out a little.
2. Pull out the fuse cap containing the fuse.
3. Remove the fuse from the fuse cap and replace it.
4. Reverse steps 1 through 3 to install the fuse.
HP-HIL Devices
Preliminary Requirements
1. Turn the unit off.
2. Remove the power cord.
Procedures
1. Disconnect the HP-HIL cable from the processor or accessory card panel.
2. Remove the HP-HIL device frOIn the other end of the HP-HIL cable.
3. To install an HP-HIL device, reverse steps 1 and 2.
Processor Board
Preliminary Requirements
1. Turn the computer off.
2. Remove the power cord.
Procedures
1. Disconnect the HP-HIL, audio, and/or video cable from the processor board.
2. Using a flat tip screwdriver or your finger tips, unscrew the two captive screws holding
the processor in the computer's system slot.
3. Remove the processor board.
4. To install the processor, reverse steps 1, 2 and 3.
Assembly
Replacement 27
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