Card Type	Switched Bandwidth Controller, ISDN BRI
Chip Set	Unidentified
I/O Options	Power, 37-pin DTE ports (2), 25-pin serial ports (2), ISDN S/T network interface via RJ-45 (4), modem port via RJ-11, terminal port via RJ-11
ISDN Rate	512Kbps
ISDN Modulation Protocol	Unidentified
Data Bus	External

CONNECTIONS
Function	Label	Function	Label
AC power	CN1	ISDN port 2 (RJ-45)	CN7
37-pin DTE port 1	CN2	ISDN port 3 (RJ-45)	CN8
37-pin DTE port 2	CN3	ISDN port 4 (RJ-45)	CN9
25-pin serial port 1	CN4	Modem interface (RJ-11)	CN10
25-pin serial port 1	CN5	VT 100 terminal interface (RJ-11)	CN11
ISDN port 1 (RJ-45)	CN6	Power switch	SW1
Note: Each ISDN port provides up to two B-channels and one D-channel

DATA PORT 1 INTERFACE SELECTION
Setting		JP1/A	JP1/B
»	V.35 interface enabled	Closed	Open
	RS-422 interface enabled	Open	Closed

DATA PORT 2 INTERFACE SELECTION
Setting		JP2/A	JP2/B
»	V.35 interface enabled	Closed	Open
	RS-422 interface enabled	Open	Closed

DIAGNOSTIC LED(S)
LED	Color	Status	Condition
L1	Green	On	ISDN port 1 active
L1	Green	Blinking	ISDN port 1 inactive
L2	Green	On	ISDN port 2 active
L2	Green	Blinking	ISDN port 2 inactive
L3	Green	On	ISDN port 3 active
L3	Green	Blinking	ISDN port 3 inactive
L4	Green	On	ISDN port 4 active
L4	Green	Blinking	ISDN port 4 inactive
STS	Green	On	Power is on
STS	Green	Off	Power is off; unit failed to properly initialize