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HP3000/979KS/989KS and HP9000/K250/K260/K360/K370/K380/K450/K460 and

K570/K580 Power Supply Removal

Prior to adding CPUs to

HP9000/K250/K260/K370/K380/K450/K460 and K570/K580 systems, the

removed (see Figure 1-6). Perform the following steps:

HP3000/979KS/989KS and

Figure 1-6

HP9000/K250/K260/K360/K370/K380K370/K380/K450/K460/K570/K580

Power Supply

1. Loosen the six captive screws (item 1) along the top and bottom of the power supply unit.

CAUTION

The power supply unit weighs 26.5 lbs (12kg). Be careful removing and lifting the unit to

avoid damage to the power supply.

2. Pull the extractor levers (item 2) out. Using the extractor levers, pull the power supply unit partially

out of the chassis, then grasp the power supply unit by the handle (item 3) and remove it completely.

3. Place the power supply on an anti-static mat while proceeding with the CPU replacement procedure.

4. Remove the rear processor slot cover plate, which is now visible.

HP3000/979KS/989KS and

CPU Upgrade

Adding a CPU Card

power supply must be