Dell Force10 E1200i Installing and Maintaining the E1200i System - Page 58

Removing and Replacing AC Power Supplies, Securing the Fan Tray Screw Latch, WARNING:

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www.dell.com | support.dell.com Figure 12-1. Securing the Fan Tray Screw Latch screw latch Removing and Replacing AC Power Supplies If you are operating your E1200 AC chassis with redundant Power Supplies, you can install, remove, or replace a Power Supply without affecting system operation. If you are operating your E1200 AC system with only two Power Supplies (the minimum), you must completely power off the system. NOTE: If there is a Power Supply failure (Power Supply LED is not lit or major alarm LED is lit), the entire Power Supply Module must be replaced. There are no field serviceable parts inside the Power Supply unit. WARNING: Do not remove the AC-Cord Retainer until the power supplied by the remote power source is OFF. WARNING: Do not remove the AC-Cord Retainer until the power supplied by the remote power source is OFF. NOTE: The On/Standby switch disconnects power to the rest of the chassis from all 6 AC power supplies. • When the AC cord is attached, power supply fans will spin and the LEDs will indicate status while the On/ Standby switch is in Standby. NOTE: AC Power Supplies may be replaced without removing the AC-cord retainer or the AC cords. 58 | Removing and Replacing Components

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Removing and Replacing Components
www.dell.com | support.dell.com
Figure 12-1.
Securing the Fan Tray Screw Latch
Removing and Replacing AC Power Supplies
If you are operating your E1200 AC chassis with redundant Power Supplies, you can install, remove, or
replace a Power Supply without affecting system operation. If you are operating your E1200 AC system
with only two Power Supplies (the minimum), you must
completely
power off the system.
NOTE:
If there is a Power Supply failure (Power Supply LED is not lit or major alarm LED is lit), the entire
Power Supply Module must be replaced. There are no field serviceable parts inside the Power Supply unit.
WARNING: Do
not
remove the AC-Cord Retainer until the power supplied by the remote power source is
OFF.
WARNING: Do
not
remove the AC-Cord Retainer until the power supplied by the remote power source is
OFF.
NOTE:
The On/Standby switch disconnects power to the rest of the chassis from
all
6 AC power supplies.
•
When the AC cord is attached, power supply fans will spin and the LEDs will indicate status while the On/
Standby switch is in Standby.
NOTE:
AC Power Supplies may be replaced without removing the AC-cord retainer or the AC cords.
screw latch