Motorola SB5101U User's Guide download pdf (Page 10)

SB5101 Cable Modem Overview

MOTOROLA BCS CONFIDENTIAL Page 10 of 34

The indicators on the surfboard modem are designed to be helpful to both the end user and the

network operator. The indicators allow an initial diagnosis to be made as to the likely cause of

reported problem. The problems which can be diagnosed divide into the modem itself, the power

light does not go solid green; the HFC network, either the Receive or Send does not go solid

green; the IP network, the Online does not go solid green or finally the user CPE, no activity light.

LED/ Label Description (Indication)

Power OFF/Startup (post test)/

Receive Scanning for RF/ Locked to

Downstream RF

Send Ranging with CMTS/

Acquired upstream RF

Online Acquiring IP connectivity/

Operational

PC Activity Indicates traffic seen by

Standby Indicates state of Standby

Option

6 SB5101 Indicators and their use for diagnostic purposes.

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Motorola SB5101U User's Guide Page 10