ADTRAN
TSU ESP
Card Type |
T1 DSU/CSU with Embedded SNMP |
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 LAN interface module, DBU interface module |
T1 Data Rate |
1.544Mbps |
ISDN Rate |
128Kbps |
Line Coding |
AMI, B8ZS |
Framing |
D4, ESF |
Data Bus |
External |
CONNECTIONS | |||
Function |
Label |
Function |
Label |
25-pin DBU interface |
CN1 |
Control port - chain in (RJ-48) |
CN7 |
10 BaseT interface (RJ-45) |
CN2 |
Control port - chain out (RJ-48) |
CN8 |
T1 network port (RJ-48) |
CN3 |
V.35 DTE port |
CN9 |
Test jack - in |
CN4 |
Power |
CN10 |
Test jack - out |
CN5 |
Power switch |
SW1 |
Test jack - monitor |
CN6 | ||
Note: The DBU interface module (CN1) may feature a switched 56K interface, V.34 interface, or ISDN interface. The optional LAN interface module (CN2) provides a 10BaseT Ethernet connection |
DIAGNOSTIC LED(S) | |||
LED |
Color |
Status |
Condition |
RS |
Unidentified |
On |
RTS signal high |
RS |
Unidentified |
Off |
RTS signal low |
CS |
Unidentified |
On |
CTS signal high |
CS |
Unidentified |
Off |
CTS signal low |
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 |
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 |