User's Manual
Firmware Version 1.0.0.5 
UCM6510 IP PBX User Manual 
Page 18 of 192 
Follow the steps below to connect the UCM6510 for initial setup: 
1.  Connect one end of an RJ-45 Ethernet cable (cable type: straight through) into the WAN port of the 
UCM6510; connect the other end into the uplink port of an Ethernet switch/hub. 
2.  Connect the 12V DC power adapter into the DC 12V power jack 1 on the back of the UCM6510. Insert 
the main plug of the power adapter into a surge-protected power outlet. (Connect the second power 
adapter into the DC 12V power jack 2 for failover purpose in case the first one is down). 
3.  Wait for the UCM6510 to boot up. The LCD in the front will show its hardware information when the 
bootup process is done. 
4.  Once the UCM6510 is successfully connected to the network, the LED indicator for the WAN port in 
the front will be in solid green and the LCD shows up the IP address. 
Depending on how the UCM6510 is used, users can follow the steps below for optional setup: 
1.  PSTN  Line  Connection:  connect  PSTN  lines from the wall jack  to  the UCM6510  LINE  ports  (FXO 
ports). 
2.  Analog Line Connection: connect analog lines (phone and fax) to the PHONE ports (FXS ports). 
3.  T1/E1/J1 Line Connection: connect one end of the T1/E1/J1 cable provided from the service provider 
into the T1/E1/J1 port of the UCM6510; connect the other end into the T1/E1/J1 wall jack. 
SAFETY COMPLIANCES 
The UCM6510 series IP PBX complies with FCC/CE and various safety standards. The UCM6510 power 
adapter is compliant with the UL standard. Use the universal power adapter provided with the UCM6510 
package only. The manufacturer’s warranty does not cover damages to the device caused by unsupported 
power adapters. 
WARRANTY 
If the UCM6510 series IP PBX was purchased from a reseller, please contact the company where the 
device  was  purchased  for  replacement,  repair  or  refund.  If  the  device  was  purchased  directly  from 
Grandstream, contact our Technical Support Team for a RMA (Return Materials Authorization) number 
before the product is returned. Grandstream reserves the right to remedy warranty policy without prior 
notification. 










