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2. Insert the PSU into the power module bay, and gently push the PSU into the bay
until the latch locks.
WARNING:
When inserting the PSU, do not use unnecessary force. Doing so can
damage the connectors on the rear of the PSU and on the midplane.
The following figure shows model M4300-24X24F. However, you install a second
PSU in models M4300-28G, M4300-28G-POE+, M4300-48X, M4300-48XF,
M4300-52G, and M4300-52G-POE+ in the same manner.
3. Connect the end of the power cord to the power receptacle on the PSU.
4. Plug the AC power cord into a power source such as a wall socket or power strip.
When you install a second PSU and apply power, the Power 2 LED on the switch
front panel lights. If the Power 2 LED does not light, check that the power cord is
plugged in correctly and that the power source is good.
Optional Step 7: Connect a redundant
power supply to model M4300-52G-POE+
This procedure is optional for model M4300-52G-POE+ only, which can support an
optional RPS5412 external redundant power supply (RPS). That is, model
M4300-52G-POE+ can support two internal power supply units (PSUs) and an external
RPS.
Hardware Installation Guide
59
Installation
M4300 Intelligent Edge Series Fully Managed Stackable Switches