Powering The Gac2500; Connection Configuration - Grandstream Networks GAC2500 User Manual

3.5mm Audio
Connect to 3.5mm devices like mobile phone or PC for mobile audio pickup and play
Interface
When the GAC2500 is powered up, use a small pin to press the button one time to reboot.
When powering up GAC2500, long press the button for 4 to 9 seconds to detect whether firmware file
Reset Pin exists in USB OTG device to update system.
When powering up GAC2500, long press the button for more than 10 seconds to quick restore factory
settings.

Powering the GAC2500

The GAC2500 can be powered either using POE or PSU, please refer to the following picture to have more visibility how to
connect your audio conferencing system.

Connection Configuration

GAC2500 provides the following connection configurations:
Figure 3: Powering the GAC2500