NOTE: After installing a new processor onto the system board, always update the system ROM to ensure that the latest version of the BIOS is being used on the computer. The latest system BIOS can be found on the Web at: http://h18000.www1.hp.com/support/files.
Power Supply
Description | Spare part number |
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Power supply, 220W | |
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Power supply, 270W | |
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WARNING! To reduce potential safety issues, only the power supply provided with the computer, a replacement power supply provided by HP, or a power supply purchased as an accessory from HP should be used with the computer.
The rotating power supply is located at the rear of the chassis. It is held in place by a bracket – no screws are used.
WARNING! Voltage is always present on the system board when the computer is plugged into an active AC outlet. To avoid possible personal injury and damage to the equipment the power cord should be disconnected from the computer and/or the AC outlet before opening the computer.
The power supply is secured to the rear of the computer with four Torx screws. On the inside of the computer, a tab secures the power supply to the base pan.
1.Prepare the computer for disassembly (Preparation for Disassembly on page 104).
2.Remove the access panel (Access Panel on page 105).
3.Rotate the drive cage up and disconnect the power cables from all of the drives.
4.Disconnect the power cables from the system board as follows:
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138 Chapter 8 Removal and Replacement Procedures Small Form Factor (SFF) Chassis