TP-Link RX-7-248 - Manual (Page 17)

1. DC POWER INPUT connector accepts DC power from the power supply unit (RPS-7). The
PSM-7 is connected to the RPS-7 with an accessory umbilical cable. The power switch on
the RPS-7 will not turn on without this connection between the RPS-7 and PSM-7.
2. Ground (GND) terminal for the chassis of the RX-7.
3. PHANTOM POWER MASTER switch applies 48V DC which is then supplied to Input
modules and Phones module.
Power Supply Module (PSM-7)
(Fig. 10)
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