Grandstream UCM6510 User Manual - Manual (Page 275)

Firmware Version 1.0.2.5 UCM6510 IP PBX User Manual Page 274 of 313
Connected and idle
Connected and in use
SD Card
SD Card plugged in
SD Card unplugged
USB
USB plugged in
USB unplugged
LAN PoE
PoE is used
PoE is not used
Power 1/2
Power supply is working
Power supply is abnormal
No power supply
LAN/WAN/Heart Beat
Connected
Not connected
Digital Port T1/E1/J1
Connected and working