
ProSafe Premium 3 x 3 
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| Table 1. Top panel LEDs | 
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| Item | LED | Description | 
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| 1 | 
 | Power/Test | Off | Power is off. | 
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 | On (green) | Power is on. | 
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 | Amber, then blinking | A  | ||
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 | green | During startup, the LED is first steady amber, then | ||
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 | goes off, and then blinks green before turning steady | ||
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 | green after about 45 seconds. If after 1 minute the | ||
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 | LED remains amber or continues to blink green, it | ||
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 | indicates a system fault. | 
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| 2 | 
 | Active | Off | No Ethernet traffic is detected, or no link is detected. | ||
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 | On or blinking (green) | Ethernet traffic is detected. | 
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| 3 | 
 | LAN | Off | 10 Mbps or no link is detected. | 
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 | Amber | 10/100 Mbps link is detected. | 
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 | Green | 1000 Mbps link is detected. | 
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| 4 | 2.4 | WLAN | Off | Wireless 802.11b/g/n (2.4 GHz) LAN is not ready, or | ||
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 | no wireless activity is detected. | 
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 | On or blinking (green) | Wireless 802.11b/g/n (2.4 GHz) LAN is ready, or | ||
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 | wireless activity is detected. | 
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| 5 | 5 | WLAN | Off | Wireless 802.11n/a (5 GHz) LAN is not ready, or no | ||
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 | wireless activity is detected. | 
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 | On or blinking (green) | Wireless 802.11n/a (5 GHz) LAN is ready, or wireless | ||
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 | activity is detected. | 
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Introduction
12
