NEXCOM NSA 5130 - Manual (Page 67)

Copyright © 2011 NEXCOM International Co., Ltd. All Rights Reserved. 54 NSA 5130 User Manual
Chapter 3: System Setup
8. Once the module is removed, insert the new LAN module into the tray
making sure the connector side of the module is at the rear side of the
tray. Tighten screws in the mounting holes to secure the new module,
then replace the front panel and replug the LED connectors, and replace
the cover plate and the chassis cover to finish.
LAN module
Top view
Grab here
Pull gently