AudioCodes 450HD - Phone Cabling and Connection

User's Manual 2. Setting up the Phone
Version 3.0.1 17 450HD IP Phone
2.3 Cabling
This section covers how to cable your phone. Use the figure and table below as reference.
Figure 2-3: Cabling
Action Description
Connect the phone's RJ-9 port to the handset cord's longer, straight end.
Connect the handset to the handset cord's short, straight end.
Connect one of the two USB ports to a headset [optional].
Connect the phone’s power socket labelled DC 12V to the connector tip of the AC power
adapter. Connect the two-prong AC adapter directly to the electrical wall outlet.
When the phone powers up, all the LEDs momentarily light up.
Connect the phone's RJ-9 headset jack to a headset [optional]
Connect the RJ-45 PC port to a computer/laptop, using a CAT 5 / 5e straight-through
Ethernet cable
Connect the phone's RJ-45 LAN port to your LAN network (LAN port or LAN switch/router)
using a CAT 5 / 5e Ethernet cable.
Internal use only. FAEs use the port to debug and troubleshoot the phone - after connecting
the AUX (auxiliary) port to a terminal monitor with a serial cable.
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