Cisco Cisco 1 GHz GainMaker Amplifier 安装指南
Installing Accessories
27
To Install Equalizers
Complete the following steps to install the equalizers in the amplifier.
Note: For best results, follow this installation procedure exactly.
1 Begin this procedure with the housing open. Refer to To Open the Amplifier
1 Begin this procedure with the housing open. Refer to To Open the Amplifier
Housing (on page 13).
Note: These accessories can be installed without removing the amplifier cover.
2 Install the forward input equalizer specified by the design print in the forward
input equalizer slot. Or, install the correct inverse equalizer specified by the
design print for your system in the forward input equalizer slot. For a list of
available accessory pad values and part numbers, see the datasheet.
design print for your system in the forward input equalizer slot. For a list of
available accessory pad values and part numbers, see the datasheet.
Note:
Be sure that all the pins on the forward input equalizer or inverse equalizer
bottom align with the pin holes in the equalizer slot, allowing the equalizer to
install flat against the amplifier module.
bottom align with the pin holes in the equalizer slot, allowing the equalizer to
install flat against the amplifier module.
The forward interstage equalizer is installed at the factory, and should not be
changed in the field.
changed in the field.
The plug-in interstage equalizer and an on-board interstage equalizer
combine to produce the total internal tilt for the station. The plug-in interstage
equalizer value is different from one type of amplifier to another by design, in
order to achieve optimum performance.
combine to produce the total internal tilt for the station. The plug-in interstage
equalizer value is different from one type of amplifier to another by design, in
order to achieve optimum performance.
3 Install the reverse equalizer specified by the design print in the reverse equalizer
slot. For the exact location of the reverse equalizer, refer to the accompanying
illustration. For a list of available accessory pad values and part numbers, see the
datasheet.
illustration. For a list of available accessory pad values and part numbers, see the
datasheet.
4 Install other options or accessories as desired, or proceed to Installing the
Amplifier Module (on page 33).