Connecting Gac2500 - Grandstream Networks GAC2500 User Manual

①
RJ48 Interface
RJ45 Network
②
Interface
12V DC Power
③
Supply Interface
④
Micro USB Interface
3.5mm Audio
⑤
Interface
⑥
Reset Pin

CONNECTING GAC2500

To deploy a working conferencing system, users could select standalone IP mode, USB slave mode,
daisy chain mode or mobile phone mode. Please connect the GAC2500 for each mode according to
different procedures.
Firmware Version 1.0.1.x
Daisy chain (up to 2 units via RJ48 CAT5) mode in large
conference room for better audio quality
Connect to LAN port
Connect to Power Adaptor
USB storage devices can be connected to the USB

Interface via USB cable. For example, connect a USB flash
drive to read data.
Connect to 3.5mm devices like mobile phone or PC for mobile
audio pickup and play
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 update system.
When powering up GAC2500, long press the button for

more than 10 seconds to restore to factory settings.
GVC2500 User Guide Page 14 of 88