Troubleshooting The Node - Cisco GS7000 Installation And Operation Manual

Troubleshooting the node

Troubleshooting the node
Problem
Node is not powered up
No power, all LEDs are
off
Only Power LED is on,
the other two LEDs are
off
No RF output on one or
more forward RF ports
No RF output on one or
more reverse RF ports
Cisco GS7000 Super High Output Intelligent Node Installation and Operation Guide
48
Solution
• Verify that power is connected to the proper inputs and the powering
shunts/fuses are correctly installed.
• Verify that power supply is installed in the correct power supply slot.
• Verify that AC input power is within the operating range (45 to 90 VAC
rms).
• Verify DC outputs on power supply test points.
Check whether shunt fuse and node power supply module have been installed
correctly.
Software OS may be not boot up correctly, cycling power supply or press OIB
reset button using a hard slim object through the reset hole.
• Verify that the ports are turned on with LCS.
• Verify input cabling and the RF input levels are as expected.
• Verify the Fwd RF cable between OIB and Launch amp is connected
properly.
• Verify iRPD is operating.
• Verify segmentation setting with LCS.
• Verify if there is RF port cabling and the RF input levels are as expected.
• Verify the reverse RF cable between OIB and launch amplifier is connected
properly.
Troubleshooting