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Chapter 1 Controls, Ports and Indicators

LED Indicators

Table 1-3. Rear Panel LED Indicators

Indicator Definition

Power

Supply

LED

Each power supply module has a status LED:

• Steady Green indicates the power supply module is

powered up and operating normally.

• Flashing Green indicates that AC current is present and

the power supply module is in standby mode (HP Cache

Server Appliance is powered off).

• Steady Amber may indicate a power module failure, a

system over-current condition, a blown fuse in the

power supply module or cage, or that no AC is present.

• Off indicates the AC line cord is unplugged from all

installed power modules.

Link

LED

This LED is the activity/link indicator:

• Steady Green indicates a valid LAN link.

• Flashing Green indicates there is LAN activity.

LAN

Speed

LED

This LED is the LAN speed indicator:

• Steady Amber shows LAN is operating at 100 Mbps

LAN speed

• Off shows LAN is operating at 10 Mbps LAN speed

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HP sa2250 Schnellstart Anleitung Seite 10