Contents
xviii
Forward Balancing and Sweeping...............................................................312
Common Forward Sweep Problems............................................................313
Standing Waves .....................................................................................313
Spikes.....................................................................................................313
No Communication................................................................................314
Bad Response.........................................................................................314
Faster Forward Sweep............................................................................314
Frequency Response Identification........................................................315
Other Applications.......................................................................................315
Using the Portable Receiver Transmitter for Forward Activation.........315
Tips & Hints ................................................................................................316
Reverse Sweep and Balance............................................................................318
Step-by-Step Headend Set Up .....................................................................318
Reverse Sweep Setup.............................................................................318
Build Channel Plan (Configure; Channel Plan).....................................319
Sweep Transceiver (Configure; Sweep Transceiver). ...........................320
Field Unit Settings.......................................................................................320
Before You Leave the Headend.............................................................321
Reverse Balancing and Sweeping................................................................321
Another Way..........................................................................................323
Considerations........................................................................................324
Common Return Sweep Problems...............................................................324
Standing Waves .....................................................................................324
Spikes.....................................................................................................325
No Communication................................................................................325
Bad Response.........................................................................................326
Faster Reverse Sweep............................................................................327
Frequency Response Identification........................................................327
Other Applications.......................................................................................327
Stealth Receiver with Transmitter Option .............................................327
The "Noise" Mode .................................................................................327
Tips & Hints ................................................................................................327
Return Path Troubleshooting.........................................................................329
History of CPD ............................................................................................329
Troubleshooting CPD..................................................................................330
Test Location Considerations ......................................................................330
The Noise Mode ..........................................................................................331
Listening to Ingress for Identification of the Source...................................332
Return Path Egress/Ingress Testing.............................................................333
Using a Variable Dwell Time to Catch Impulse Noise ...............................333
The "Zero Span" Mode................................................................................334
Proofing and Testing.......................................................................................335
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