Card Type	T1 CSU/DSU
Chipset	Unidentified
T1 Transfer Rate	1.544Mbps
T1 Protocol	AMI, B8ZS
Frame Type	Unidentified
Data Bus	Serial

CONNECTIONS
Function	Label	Function	Label
T1 line out 4 (network interface)	CN1	Serial control port	CN5
T1 line out 3 (network interface)	CN2	V.35 serial data port 2	CN6
T1 line out 2 (network interface)	CN3	V.35 serial data port 1	CN7
T1 line out 1 (network interface)	CN4	DC power in	CN8
Note:Standard V.35 serial ports are provided on included adapter cables.

DIAGNOSTIC LED(S)
LED	Color	Status	Condition
POWER	Green	On	Power is on
POWER	Red	On	Self-test failed
POWER	N/A	Off	Power is off
TXD1	Yellow	On	Data port 1 is transmitting data to network
TXD1	Yellow	Off	Data port 1 is not transmitting data to network
RXD1	Yellow	On	Data port 1 is receiving data from network
RXD1	Yellow	Off	Data port 1 is not receiving data from network
CTS1	Yellow	On	Data port 1 CTS is high
CTS1	Yellow	Off	Data port 1 CTS is low
RTS1	Yellow	On	Data port 1 RTS is high
RTS1	Yellow	Off	Data port 1 RTS is low
TXD2	Yellow	On	Data port 2 is transmitting data to network
TXD2	Yellow	Off	Data port 2 is not transmitting data to network
RXD2	Yellow	On	Data port 2 is receiving data from network
RXD2	Yellow	Off	Data port 2 is not receiving data from network
CTS2	Yellow	On	Data port 2 CTS is high
CTS2	Yellow	Off	Data port 2 CTS is low
RTS2	Yellow	On	Data port 2 RTS is high
RTS2	Yellow	Off	Data port 2 RTS is low

DIAGNOSTIC LED(S) (CON'T)
LED	Color	Status	Condition
OOF1	Green	On	T1 line 1 link is synchronized
OOF1	Red	On	T1 line 1 signal is out of frame synchronization
OOF1	N/A	Off	T1 line 1 signal is not out of frame synchronization
AIS1	Red	On	Loss of Signal condition detected on T1 line 1
AIS1	Red	Blinking	Alarm Indication Signal condition detected on T1 line 1
AIS1	Red	Off	Valid signal detected on T1 line 1
CV1	Red	Blinking	CRC error detected on T1 line 1
CV1	Red	Off	CRC error not detected on T1 line 1
TST1	Yellow	On	Yellow alarm condition detected on T1 line 1
TST1	Yellow	Blinking	Loopback test in progress on T1 line 1
TST1	Yellow	Off	Yellow alarm condition not detected and no loopback test in progress on T1 line 1
OOF2	Green	On	T1 line 2 link is synchronized
OOF2	Red	On	T1 line 2 signal is out of frame synchronization
OOF2	N/A	Off	T1 line 2 signal is not out of frame synchronization
AIS2	Red	On	Loss of Signal condition detected on T1 line 2
AIS2	Red	Blinking	Alarm Indication Signal condition detected on T1 line 2
AIS2	Red	Off	Valid signal detected on T1 line 2
CV2	Red	Blinking	CRC error detected on T1 line 2
CV2	Red	Off	CRC error not detected on T1 line 2
TST2	Yellow	On	Yellow alarm condition detected on T1 line 2
TST2	Yellow	Blinking	Loopback test in progress on T1 line 2
TST2	Yellow	Off	Yellow alarm condition not detected and no loopback test in progress on T1 line 2
OOF3	Green	On	T1 line 3 link is synchronized
OOF3	Red	On	T1 line 3 signal is out of frame synchronization
OOF3	N/A	Off	T1 line 3 signal is not out of frame synchronization
AIS3	Red	On	Loss of Signal condition detected on T1 line 3
AIS3	Red	Blinking	Alarm Indication Signal condition detected on T1 line 3
AIS3	Red	Off	Valid signal detected on T1 line 3
CV3	Red	Blinking	CRC error detected on T1 line 3
CV3	Red	Off	CRC error not detected on T1 line 3
TST3	Yellow	On	Yellow alarm condition detected on T1 line 3
TST3	Yellow	Blinking	Loopback test in progress on T1 line 3
TST3	Yellow	Off	Yellow alarm condition not detected and no loopback test in progress on T1 line 3
OOF4	Green	On	T1 line 4 link is synchronized
OOF4	Red	On	T1 line 4 signal is out of frame synchronization
OOF4	N/A	Off	T1 line 4 signal is not out of frame synchronization

DIAGNOSTIC LED(S) (CON'T)
LED	Color	Status	Condition
AIS4	Red	On	Loss of Signal condition detected on T1 line 4
AIS4	Red	Blinking	Alarm Indication Signal condition detected on T1 line 4
AIS4	Red	Off	Valid signal detected on T1 line 4
CV4	Red	Blinking	CRC error detected on T1 line 4
CV4	Red	Off	CRC error not detected on T1 line 4
TST4	Yellow	On	Yellow alarm condition detected on T1 line 4
TST4	Yellow	Blinking	Loopback test in progress on T1 line 4
TST4	Yellow	Off	Yellow alarm condition not detected and no loopback test in progress on T1 line 4