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Description of Diagnostic LEDs and CM 100
Power Up Sequence
Power Up LED Monitoring Procedure:
PLEASE REVIEW POWER UP SEQUENCE BEFORE YOU CONNECT
The CM 100 goes through the following sequence when it's connected to a
properly rated power outlet using its supplied power supply and power cord:
CM 100 State
Diagnostics Running
Diagnostics Failed
Software Running
Scanning (Acquire Downstream Frequency) Power LED on solid, CM OK and Broadband Sync LEDs blinking
Ranging (Acquire Upstream Frequency)
DHCP Process (Acquire IP Address)
TFTP Process (Acquire Config File)
Registered (Normal Operation)
Connect the CM 100 to the power outlet
302694-C Rev 00
CM_100 TO POWER
11 different combinations of LED states
LED sequence halts on failed test
Power LED on solid, CM OK LED blinking
Power LED on solid, CM OK and Broadband Act LEDs blinking,
Broadband Sync LED on solid
Power LED on solid, CM OK and Ethernet Act LEDs blinking,
Broadband Act and Broadband Sync LEDs on solid
Power LED on solid, CM OK LED blinking, Ethernet Act, Broadband
Act, and Broadband Sync LEDs on solid
Power, and CM OK LEDs on solid, Ethernet Link LED on solid if
connected to an Ethernet device, Ethernet Act and Broadband Act LEDs
under hardware control (will blink if transmit is active), Broadband Sync
LED on solid
Getting Started with the CM 100 V2.0
LED Activity
CM 100 LEDs
Ethernet
Act
Power
CM OK
Link
Broadband
Sync
Act
5
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