Planet WSW-2401 User Manual page 11

Module installation
The slot on the font panel is purposed for installing optional modules. Following steps is
described how to install a module.
1. Power off the switch.
2. Removing the two screws on the faceplate of slot with a flat-head screwdriver.
3. Push the module gently into the slot along the slide tracks.
4. Ensuring that it firmly engages with the connector then tighten the screws to secure
the module.
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