IBM TotalStorage SAN256N Director 2045-N16, Руководство по установке и обслуживанию, Страница: 112 / 157

SAN256N Director 2045-N16
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Removing the power supply assembly
1. Verify that the main AC input power to the power supply being replaced is Off.
2. Verify that the power supply’s power switch is set to Off.
3. Remove the AC power cord from the AC inlet connector on the front of the power
supply.
4. Loosen the four captive screws securing the power supply assembly to the chassis.
5. Grasping the power supply handle, pull and slide the power supply assembly out of
the power supply chassis.
Note: The connector on the rear of the power supply must disengage from the
Midplane connector, so there may be some initial resistance when first pulling
the power supply from the chassis.
Installing the power supply assembly
1. Check the connector pins, located on the rear panel, of the new power supply
assembly to ensure that there are no loose, bent, or broken pins.
2. Align the power supply assembly in front of the designated power supply chassis
opening.
3. Slide the power supply assembly into the chassis opening until the power supply
assembly is firmly seated into the connector located on the Midplane.
Attention: Refer to safety notices before starting an installation.
D005
CAUTION:
Turn off the main AC input power to the power supply being
replaced.
Attention: Use a properly attached ESD wrist strap when handling any of the power
supply assemblies; otherwise damage to equipment may result.
Attention: Refer to safety notices before starting an installation.
Attention:
Use a properly attached ESD wrist strap when handling any of the power
supply assemblies; otherwise damage to equipment may result.
Attention:
Do not over tighten the power supply captive screws to secure the power
supply assembly to the chassis. Damage to the captive screws could result, causing the
power supply assembly to be locked into the chassis.