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8.
Turn the power switch on the connected DC power supplies from standby to
on (from 0 to 1 as labeled on the power switch for each power supply). The
LEDs should flash and then the Output LED should turn on in addition to the
Input LEDs. If the FAULT LED is lit or flashing, call IBM Support for
assistance.
Removing an AC Power Supply
About this task
Note:
Voltage is present on the backplane when the system is operating. To reduce
risk of an electric shock, keep hands and fingers out of the power supply bays and
backplane areas.
To remove an AC power supply from the IBM c-type SAN Device, follow these
steps:
Procedure
1.
Turn the power switch on the power supply to the off (0) position.
2.
Disconnect the power cable from the power source.
3.
Press the release lever latch on the power module.
4.
Release the power cable spring latch retainer.
5.
Grasp the power supply handle with one hand, and slide the power supply
partially out of the chassis. Place your other hand underneath the power
supply, and slide the power supply completely out of the chassis.
Note:
Each AC power supply weighs between 6 lb (2.7 kg).
6.
If the power supply bay is to remain empty, install a power supply filler panel
over the opening, and tighten the captive screw to 8 in-lb.
Removing a DC Power Supply
About this task
The DC power supply for the IBM c-type SAN Device is 3000 W.
To remove a DC power supply from the IBM c-type SAN Device, follow these
steps:
Procedure
1.
Turn the power switch on the power supply to the off (0) position.
2.
Turn off the DC input power by manually turning off the input circuit at the
circuit breaker for this power supply.
3.
Verify that the input power is completely off by making sure that all of the
LEDs on the DC power supply unit are off.
Note:
Before performing any of the following procedures, ensure that power is
removed from the DC circuit.
4.
Disconnect the DC cables from the terminal block in the following order:
v
Positive (+)
v
Negative (-)
v
Ground
Chapter 3. Installing the IBM c-type SAN Device
85
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