Cisco Cisco 1 GHz GainStar Node Guide De Montage
Installing the Accessories
OL-31947-02
21
To Set up RF Output Port
Follow these steps to test the GainStar Mini Node.
1 Factory default is one Main output port.
2 Before powering up the GainStar Mini Node, make sure all the accessories are
1 Factory default is one Main output port.
2 Before powering up the GainStar Mini Node, make sure all the accessories are
installed and properly seated.
3 Make sure the unit is properly connected to the power supply. Refer to System
Power.
4 For one High-level output, RF output Main is the active port. For two outputs,
both the RF output Main and RF output Aux are the active ports. Make sure a
Signal Director (SD) or Directional Coupler (DC) is installed in the position
marked “Signal Director” on the GainStar Mini Node.
Signal Director (SD) or Directional Coupler (DC) is installed in the position
marked “Signal Director” on the GainStar Mini Node.
The specifications of the Signal Director and the Directional Coupler are listed in the
table below.
table below.
Item
Illustration
Description
Signal Director
Controls one or two RF outputs. The Aux
port output level has the same value as the
Main port output level.
port output level has the same value as the
Main port output level.
DC8 Directional
Coupler
Coupler
Controls one or two RF outputs. In the
forward path, the typical attenuations are
7.8 dB (Aux port output level) and 2.0 dB
(Main port output level); in the reverse
path, the typical attenuations are 8.4 dB
(Aux port output level) and 1.8 dB (Main
port output level).
forward path, the typical attenuations are
7.8 dB (Aux port output level) and 2.0 dB
(Main port output level); in the reverse
path, the typical attenuations are 8.4 dB
(Aux port output level) and 1.8 dB (Main
port output level).
DC12
Directional
Coupler
Directional
Coupler
Controls one or two RF outputs. In the
forward path, the typical attenuations are
12.0 dB (Aux port output level) and 1.5 dB
(Main port output level); in the reverse
path, the typical attenuations are 12.8 dB
(Aux port output level) and 1.0 dB (Main
port output level).
forward path, the typical attenuations are
12.0 dB (Aux port output level) and 1.5 dB
(Main port output level); in the reverse
path, the typical attenuations are 12.8 dB
(Aux port output level) and 1.0 dB (Main
port output level).