5D-Link DSL-520B ADSL2+ Modem User Manual
Section 1 - General Information
1
Power LED
• A solid green light indicates the unit is powered on.
• A red light indicates a malfunction.
2
LAN LED
• AsolidlightindicatesaconnectiontoanEthernet-enabledcomputer.ThisLED
blinks during data transmission.
3
DSL LED
• A solid light indicates the DSL is synchronized
• AashingLEDindicatesthemodemisattemptingtosynchronizewiththeDSL
provider.
4
Internet LED
• A solid green light indicates that the modem has an IP address and is connected
to the Internet.
• A red light indicates that the modem does not have an IP address or authentication
has failed
• No light indicates that an ADSL connection is not present or the modem is in
bridge mode.
Front Panel View
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