Netfinity 5500 M10 - Power Supplies and Power Supply LEDs

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Document ID: MCGN-437MZP

Netfinity 5500 M10 - Power Supplies and Power Supply LEDs

Applicable to: World-Wide

Source: Hardware Maintenance Manual

Power Supplies
The following illustration shows the power supplies, Power-supply power switch, and power lights on your server.

1 Filler Panel: You can remove this filler panel and install a second hot-swap power supply in power supply bay 2. The second power supply provides redundant power.
2 Power Supply 1 Power Connector: The power cord for power supply 1 connects here. (The power connector for the additional optional power supply is covered by the filler panel.)
3 DC Power Light: This light provides status information about the power supply. For normal operation, both the AC and DC lights should be on. For any other combination of lights, see "Power Supply LEDs" for more information.
4 Power-Supply Power Switch: This switch turns the power supply on and off.
5 Power Supply 1: Your server comes with one hot-swap power supply installed. You can install a second hot-swap power supply to provide redundant power. You cannot hot swap a power supply if your server has only one power supply installed. (See "Hot-Swap Power Supply Installation" for instructions.)
6 AC Power Light: This light provides status information about the power supply. For normal operation, both the AC and DC Power lights should be on. For any other combination of lights, see "Power Supply LEDs" for more information.

Power Supply LEDs
The AC and DC Power LEDs on the power supply provide status information about the power supply. See "Power Supplies" for the location of these LEDs.

The following table describes the AC and DC Power LEDs.

AC Power LED

DC Power LED

Description and Action

On

On

The power supply is on and operating correctly.

On

Off

There is a DC power problem.
Possible causes:
1. The Power Control button on the front of the server is
in the Off position.
Action: Press the Power Control button to start the server.
2. The Power switch on the power supply is in the Off position.
Action: Turn the Power switch to the On position.
3. The power supply has failed.
Action: Replace the power supply.

Off

Off

There is an AC power problem.
Possible causes:
1. There is no AC power to the power supply.
Actions: Verify that:
- The power cord is properly connected to the server.
- The power outlet functions properly.
2. The power supply has failed.
Action: Replace the power supply.

Search Keywords

Document Category

Diagrams

Date Created

15-12-98

Last Updated

15-12-98

Revision Date

15-12-99

Brand

IBM PC Server

Product Family

Netfinity 5500 M10

Machine Type

8661

Model

TypeModel

Retain Tip (if applicable)

Reverse Doclinks
and Admin Purposes

AC Power LED	DC Power LED	Description and Action
On	On	The power supply is on and operating correctly.
On	Off	There is a DC power problem. Possible causes: 1. The Power Control button on the front of the server is in the Off position. Action: Press the Power Control button to start the server. 2. The Power switch on the power supply is in the Off position. Action: Turn the Power switch to the On position. 3. The power supply has failed. Action: Replace the power supply.
Off	Off	There is an AC power problem. Possible causes: 1. There is no AC power to the power supply. Actions: Verify that: - The power cord is properly connected to the server. - The power outlet functions properly. 2. The power supply has failed. Action: Replace the power supply.

	Search Keywords
	Document Category	Diagrams
	Date Created	15-12-98
	Last Updated	15-12-98
	Revision Date	15-12-99
	Brand	IBM PC Server
	Product Family	Netfinity 5500 M10
	Machine Type	8661
	Model
	TypeModel
	Retain Tip (if applicable)
	Reverse Doclinks and Admin Purposes