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Powering down the server, Powering down the server -13 – HP ProLiant DL740 Server User Manual

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Server Power

HP ProLiant DL740 Server User Guide

7-13

HP CONFIDENTIAL

Writer: Anna Roberts File Name: h-ch7 Server Power.doc

Codename: Expedition Part Number: 270854-002 Last Saved On: 6/17/03 2:15 PM

Powering Down the Server

The system power in the ProLiant DL740 server does not shut off completely with
the front panel Power On/Standby switch. The two switch modes are on and standby,
rather than on and off. The standby position removes power from most of the
electronics and the drives, but portions of the power supply, the system interlock
circuitry, and some internal circuitry remain active. To completely remove all power
from the system, you must disconnect all power cords from the server.

WARNING: To reduce the risk of electric shock or damage to the equipment,
disconnect power from the server by unplugging all power cords from either
the electrical outlet or the server.

To power down the server:

1. Press the Power On/Standby switch to standby. This action places the server in

standby, thereby disabling the main power supply output and providing auxiliary
power (+ 5V) to the server. Standby does not disable auxiliary power.

2. Be sure that the system LED on the front panel, near the Power On/Standby

switch, turns off and fan noise abates.

3. Disconnect all power cords from the server to disable power to the server.