Cisco Cisco 1 GHz GainStar Amplifier Installation Guide
Contents
, Continued
iv
4034997 Rev A
To Set Up RF Output Port .......................................................................................... 2-14
System Power ........................................................................................................................................ 2-15
System Power (44 to 90 VAC) ................................................................................... 2-15
AC Shunt .................................................................................................. 2-16
System Power (100 to 240 VAC) ............................................................................... 2-17
Closing the Line Extender Housing ................................................................................................... 2-18
To Close the Line Extender Housing ....................................................................... 2-18
Chapter 3
Balancing and Setup
Preparing for Forward Path Balancing ................................................................................................ 3-2
Before You Begin ........................................................................................................... 3-2
Balancing the Forward Path .................................................................................................................. 3-3
Introduction ................................................................................................................... 3-3
To Verify the Forward Input Level ............................................................................ 3-3
To Determine the Output Tilt...................................................................................... 3-4
To Set Up the Output Tilt ............................................................................................ 3-5
To Verify the Forward Input Level ............................................................................ 3-3
To Determine the Output Tilt...................................................................................... 3-4
To Set Up the Output Tilt ............................................................................................ 3-5
To Set Up the Forward Output Level......................................................................... 3-8
Balancing the Reverse Path .................................................................................................................. 3-10
To Set Up the Reverse Input Level ........................................................................... 3-10
To Set Up the Reverse Output Level ........................................................................ 3-11
To Set Up the Equalizer for Reverse Path ................................................................ 3-12
To Set Up the Reverse Output Level ........................................................................ 3-11
To Set Up the Equalizer for Reverse Path ................................................................ 3-12
Chapter 4
Trouble Shooting
Equipment ................................................................................................................................................ 4-2
No Forward RF Signal ............................................................................................................................ 4-3
Low or Degraded Forward RF Signal .................................................................................................. 4-4
Low or Degraded Forward RF Signal .................................................................................................. 4-4
No Reverse RF Signal ............................................................................................................................. 4-5
Low or Degraded Reverse RF Signal ................................................................................................... 4-6
No Power Supply .................................................................................................................................... 4-8
Low or Degraded Reverse RF Signal ................................................................................................... 4-6
No Power Supply .................................................................................................................................... 4-8
Chapter 5
Customer Support Information
Obtaining Product Support ................................................................................................................ 5-2
Chapter 6
Technical Information
Forward Cable Equalizer ....................................................................................................................... 6-2
Forward Inverse Cable Equalizer ......................................................................................................... 6-4