Chapter 1 Product Overview
Router Overview
LED Functions
Table
Table
LED | Color | Function |
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PWR_OK | Green | On when DC power is being supplied to the router. The light blinks if an error |
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| occurs during |
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ADSL_CD | Green | On when the ADSL carrier detects status and connects to Digital Subscriber |
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| Line Access Multiplexer (DSLAM) successfully. |
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ADSL_RxD | Green | Blinks when the ADSL receives data. |
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ADSL_TxD | Green | Blinks when the ADSL transmits data. Off when no data is being uploaded. |
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E1 Status | Green | On when Ethernet 1 connects to the Ethernet interface successfully. Blinks |
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| when Ethernet 1 receives or sends data, or when data passes through |
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| Ethernet 1. |
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E2 Status | Green | On when Ethernet 2 connects to the Ethernet interface successfully. Blinks |
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| when Ethernet 2 receives or sends data, or when data passes through |
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| Ethernet 2. |
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E3 Status | Green | On when Ethernet 3 connects to the Ethernet interface successfully. Blinks |
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| when Ethernet 3 receives or sends data, or when data passes through |
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| Ethernet 3. |
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E4 Status | Green | On when Ethernet 4 connects to the Ethernet interface successfully. Blinks |
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| when Ethernet 4 receives or sends data, or when data passes through |
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| Ethernet 4. |
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LAN_RxD | Green | Blinks when the LAN port receives data from the WAN port. |
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LAN_TxD | Green | Blinks when the LAN port transmits data to the WAN port. |
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| Cisco 837 Router and SOHO 97 Router Hardware Installation Guide |
