HP Elite 7100 Maintenance & Service Guide: HP Elite 7100 Series Microtower - Page 70

Power Supply

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Power Supply The power supply is secured to the rear of the chassis by four Torx screws. A lever on the chassis floor also holds the power supply in place. 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. NOTE: When installing a new power supply, be sure to set the red switch to the setting (230 V or 115 V) appropriate for the country in which the computer is used. Spare power supplies normally arrive set for 230 V. 1. Prepare the computer for disassembly (Preparation for Disassembly on page 28). 2. Remove the access panel (Access Panel on page 29). 3. Lay the computer on its side with the rear facing toward you. 4. Disconnect all power cables from the mass storage devices and from the system board. 5. Remove the four screws that secure the power supply to the chassis. 62 Chapter 7 Removal and Replacement Procedures Microtower (MT) Chassis

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Power Supply
The power supply is secured to the rear of the chassis by four Torx screws. A lever on the chassis
floor also holds the power supply in place.
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.
NOTE:
When installing a new power supply, be sure to set the red switch to the setting (230 V or
115 V) appropriate for the country in which the computer is used. Spare power supplies normally
arrive set for 230 V.
1.
Prepare the computer for disassembly (
Preparation for Disassembly
on page
28
).
2.
Remove the access panel (
Access Panel
on page
29
).
3.
Lay the computer on its side with the rear facing toward you.
4.
Disconnect all power cables from the mass storage devices and from the system board.
5.
Remove the four screws that secure the power supply to the chassis.
62
Chapter 7
Removal and Replacement Procedures Microtower (MT) Chassis