Omada Stackable L3 Managed Switch
07Introduction
The rear panel of SG6428XHP/SG6654XHP is shown as the following figure. The figure is for 
demonstration purposes only. Your switch may differ in appearance from the depicted.
Note: 
By default, SG6428XHP is shipped with a PSM500-AC power supply module, and SG6654XHP is 
shipped with a PSM900-AC power supply module. One more power supply module needs to be 
purchased separately. Both PWR 1 and PWR2 can work simultaneously, or you can specify the primary 
power supply and the backup power supply according to your needs. Normally the primary power 
supply takes priority over the backup power supply.
The rear panel of SX6632YF is shown as the following figure. The figure is for demonstration 
purposes only. Your switch may differ in appearance from the depicted.
Note: 
By default, SX6632YF is shipped with a PSM550-AC power supply module installed. One more power 
supply module needs to be purchased separately. When the switch has two power supply modules 
installed, PWR1 is the primary power supply and it takes priority over PWR2.
Kensington Security Slot
Secure the lock (not provided) into the security slot to prevent the device from being stolen.
Grounding Terminal
The switch already comes with lightning protection mechanism. You can also ground the switch through 
the PE (Protecting Earth) cable of AC cord or with Ground Cable. For detailed lightning protection 
measures, go to https://www.tp-link.com/support, search the model number of your switch and go to 
the product Support web page, refer to the Lightning Protection Guide from the Related Documents:  
https://www.tp-link.com/us/conguration-guides/lightning_protection_guide/. 
Power Socket
Connect the female connector of the power cord here, and the male connector to the AC power outlet. 
Make sure that the voltage of the power supply meets the requirement of the input voltage (100–240 V~ 
50/60 Hz).
Kensington
Security Slot
Grounding Terminal Power Supply Module
Kensington
Security Slot
Grounding Terminal
Power Supply Module