ADTRAN
TSU LT
Card Type |
T1 CSU/DSU |
Chip Set |
Unidentified |
I/O Options |
V.35 DTE port, test jack - in, test jack - out, test jack - monitor , RJ-48 control ports (2), T1 network interface via RJ-48, power |
T1 Data Rate |
1.544Mbps |
Line Coding |
AMI, B8ZS |
Framing |
D4, ESF |
Data Bus |
External |
CONNECTIONS | |||
Function |
Label |
Function |
Label |
T1 network port (RJ-48) |
CN1 |
Control port - chain out (RJ-48) |
CN6 |
Test jack - in |
CN2 |
V.35 DTE port |
CN7 |
Test jack - out |
CN3 |
Power |
CN8 |
Test jack - monitor |
CN4 |
Power switch |
SW1 |
Control port - chain in (RJ-48) |
CN5 |
DIAGNOSTIC LED(S) | |||
LED |
Color |
Status |
Condition |
PWR |
Unidentified |
On |
Power is on |
PWR |
Unidentified |
Off |
Power is off |
ERR |
Unidentified |
On |
Error has been detected on network |
ERR |
Unidentified |
Off |
Error has not been detected on network |
ALM |
Unidentified |
On |
Open loop, loss of frame synchronization, dial backup mode, or problem with dial backup line alarm condition detected on network |
ALM |
Unidentified |
Off |
Open loop, loss of frame synchronization, dial backup mode, or problem with dial backup line alarm condition not detected on network |
TST |
Unidentified |
On |
Device is conducting a test |
TST |
Unidentified |
Off |
Device is not conducting a test |
TD |
Unidentified |
On |
Data is being transmitting from DTE |
TD |
Unidentified |
Off |
Data is not being transmitting from DTE |
RD |
Unidentified |
On |
Data is being received from network |
RD |
Unidentified |
Off |
Data is not being received from network |
RS |
Unidentified |
On |
RTS signal high |
RS |
Unidentified |
Off |
RTS signal low |
CS |
Unidentified |
On |
CTS signal high |
CS |
Unidentified |
Off |
CTS signal low |