Comtech EF Data SDM-300A - Manual (Page 326)

SDM-300A Sattellite Modem Revision 6
Flex Mux MN/SDM300A.IOM
15–6
15.2 Installation
The following tool is required to install the Flex Mux PCB:
Description Application
Phillips  Screwdriver To remove and replace cross-point screws.
Install the Flex Mux PCB as a daughter card (Figure 15-2) on the main PCB as follows:
CAUTION
The equipment contains parts and assemblies sensitive to damage by
Electrostatic Discharge (ESD). Use ESD precautionary procedures when
touching, removing, or inserting PCBs.
Step Procedure
1 Turn power off and unplug the power supply.
2 Remove the rear panel retaining screws. Using the finger pulls, slide the main modem
assembly out from the rear of the modem chassis.
3 Install the Flex Mux PCB to the main PCB by mating the male header connectors with
the female header connectors.
4 Align the Flex Mux PCB standoffs with the main PCB mounting holes and install the
mounting screws and washers.
5 After completing the installation procedure, turn power on. If the Flex Mux was installed
properly, the Configuration MUX menu will be available.