Cisco GainMaker Optoelectronic Node 1GHz with 65 86 MHz Split Technical References
OL-31229-01
5
Upgrading the RF Split in the GainMaker 4-Port Node
4 Remove the RF amplifier module from the housing.
Upgrading the Amplifier Module
1 Remove the RF amplifier module's cover by removing the amplifier cover screws
1 Remove the RF amplifier module's cover by removing the amplifier cover screws
using a Torx T-15 screwdriver.
2 Remove the four (4) Diplex filters using the plastic handle on the component.
3 Install the four (4) new Diplex filters, being careful to match the replacement as
indicated in the figure above.
4 Using a Torx T-15 screwdriver, replace the amplifier cover and tighten the
amplifier cover screws from 10 in-lb to 12 in-lb (1.12 Nm to 1.35 Nm).
Important: Install the amplifier module cover properly, or RF signal degradation
may result.
may result.
5 Change the split indicator information on the cover to reflect the new split
configuration by either moving the adhesive dot to the proper designation OR
remove the dot and use a permanent marker to designate the new configuration.
You should also update the part number label on the module to reflect the new
split.
remove the dot and use a permanent marker to designate the new configuration.
You should also update the part number label on the module to reflect the new
split.
6 Turn over the amplifier.
7 Remove the Reverse Amplifier cover.
7 Remove the Reverse Amplifier cover.