UT620F modem/telephone/ISDN Settings and Configuration

Card Type	ISDN NT1
Chip Set	Unidentified
I/O Options	Power, Terminal S/T interface via RJ-45 (2),Network U interface via RJ-45
T1 Transfer Rate	1.44Mbps
Frame Type	AMI, 2B1Q
Data Bus	External

CONNECTIONS
Function	Label	Function	Label
ISDN U interface (RJ-45)	CN1	ISDN S/T interface (RJ-45)	CN3
ISDN S/T interface (RJ-45)	CN2	Power	CN4

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	Extended passive bus	SW3	Off
	Short passive bus	SW3	On
	Local power supply set to AD62010	SW4	On
	Local power supply set to SP62029	SW4	Off

S/T TERMINATION SELECTION
Setting		SW1/1	SW1/2	JP3	JP4
»	100Ohm resistance enabled	On	On	Open	Open
	50Ohm resistance enabled	On	On	Closed	Closed
	Resistance disabled	Off	Off	N/A	N/A

DIAGNOSTIC LED(S)
LED	Color	Status	Condition
PWR	Green	On	Power is on
PWR	Green	Off	Power is off
S/T&U	Red	On	U interface inactive
S/T&U	Red	Blinking (fast)	U interface connection is being established
S/T&U	Red	Blinking (slow)	U interface active; S/T interface inactive
S/T&U	Red	Off	U & S/T interface active
ULBK	Yellow	On	Central office is conducting a loopback test on device
ULBK	Yellow	Off	Central office is not conducting a loopback test on device