
AP-5131 Access Point Product Reference Guide
2-20
For Symbol power injector installations:
a. Connect a RJ-45 Ethernet cable between the network data supply (host) and the Power 
Injector Data In connector.
b. Connect a RJ-45 Ethernet cable between the power injector Data & Power Out 
connector and the AP-5131 LAN port. 
c. Ensure the cable length from the Ethernet source (host) to the power injector and 
AP-5131 does not exceed 100 meters (333 ft). The power injector has no On/Off power 
switch. The power injector receives power as soon as AC power is applied. For more 
information on using the power injector, see Symbol Power Injector System on page 2-8.
For standard Symbol 48-Volt Power Adapter (Part No. 50-24000-050) and line cord 
installations:
a. Connect RJ-45 Ethernet cable between the network data supply (host) and the AP-5131 
LAN port.
b. Verify the power adapter is correctly rated according the country of operation.
c. Connect the power supply line cord to the power adapter.
d. Attach the power adapter cable into the power connector on the AP-5131.
e. Plug the power adapter into an outlet.
16. Verify the behavior of the AP-5131 LED lightpipe. For more information, see LED Indicators 
on page 2-20.
17. Place the ceiling tile back in its frame and verify it is secure.
The AP-5131 is ready to configure. For information on an AP-5131 default configuration, see 
Getting Started on page 3-1. For specific details on AP-5131 system configurations, see 
System Configuration on page 4-1.
2.8 LED IndicatorsThe AP-5131 utilizes seven LED indicators. Five LEDs display within four LED slots on the front of the 
AP-5131 (on top of the AP-5131 housing) and two LEDs (for above the ceiling installations) are located 
on the back of the device (the side containing the LAN, WAN and antenna connectors).