M.13.3 field upgrade procedure – Comtech EF Data CDM-625A User Manual
Page 706

CDM-625A Advanced Satellite Modem
MN-CDM625A
Appendix M
Revision 3
M–26
M.13.3 Field Upgrade Procedure
CAUTION
– Obey precautions for handling electrostatic-sensitive devices.
This procedure differs if your CDM-625A is already equipped with the Optional IP Packet Processor. Make sure to follow all
steps carefully and note this exception to the procedure when performing your upgrades.
Step
Task
1
Turn off the CDM-625A and disconnect the modem’s power
cord from its power source.
Next, use the screwdriver to remove the top cover mounting
hardware. Remove the cover from the CDM-625A chassis.
IMPORTANT: Be sure to retain the top cover mounting
hardware for cover re-installation once you have installed
the VersaFEC-2 Field Upgrade Kit.
If present, remove the fan hole cover plate and mounting
hardware and discard.