Depending on the modem model you have, there are two different light patterns to determine connectivity (lights may be in a different order). Lights highlighted in bold indicate cable network connectivity.

Pattern 1

  • Power: Solid
  • Cable: Solid
  • PC: Solid
  • Data: Flashing
  • Test: Off

Pattern 2

  • Power: Solid
  • Downstream (DS): Solid
  • Upstream (US): Solid
  • Online: Solid
  • Link: Solid/Flashing

 

Toshiba PCX1100/PCX1100U
Front Panel (Top to Bottom)
o Power: Solid
o Cable: Solid
o PC: Solid
o Data: Flashing
o Test: Off
Rear Panel (Top to Bottom)
o Ethernet 10/100
o USB (Not Supported)
o DC Power in
o RF/Coax In

 

Toshiba PCX2500/PCX2600
Front Panel (Top to Bottom)
o Cable: Solid
o PC: Solid
o Data: Flashing
o Test: Off
o Power: Solid
Rear Panel (Top to Bottom)
o Ethernet 10/100
o USB (Not Supported)
o RF/Coax In
o DC Power In

 

Terayon TJ-715x

Front Panel (Top to Bottom)
o Power: Solid
o Cable: Solid
o PC: Solid
o Data: Flashing
o Test: Off
Rear Panel (Top to Bottom)
o RF/Coax In
o DC Power In
o USB (Not Supported)
o Ethernet 10/100

 

Arris CM550
Front Panel (Right to Left)
o Power-Solid
o DS-Solid
o US-Solid
o Online-Solid
o Link-Solid/Flashing (Flashing when data is being passed)
Rear Panel (Right to Left)
o RF/Coax In
o Ethernet 10/100
o USB (Not Supported)
o DC Power In

 

Arris TM-402G
Front Panel (Top to Bottom)
o Power: Solid
o DS: Solid
o US: Solid
o Online: Solid
o Link: Solid/Flashing (Flashing when data is being passed)
Rear Panel (Left to Right)
o RJ11 In
o USB (Not Supported)
o DC Power In
o Ethernet 10/100
o RF/Coax In
Motorola SBG900
Front Panel (Top to Bottom)
o Power: Solid
o Receive: Solid
o Send: Solid
o Online: Solid
o PC/Activity: Solid/Flashing (Flashing when data is being passed)
o Wireless: Solid (Only if wireless connectivity is enabled)
Rear Panel (Top to Bottom)
o Ethernet 10/100
o USB (Not Supported)
o RF/Coax In
o DC Power In

 

Motorola SBG901

Front Panel (Top to Bottom)
o Power: Solid
o Receive: Solid
o Send: Solid
o Online: Solid
o Wireless: Solid/Flashing Green/Amber (Designates activity as well as if connection is encrypted or not)
Rear Panel (Top to Bottom)
o Ethernet 10/100
o RF/Coax In
o Reset button
o DC Power In

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