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# PARADYNE CORPORATION
7112 T1 DSU/CSU
Card Type DSU/CSU
Chip Set Unidentified
I/O Options Serial port, RJ-45 UTP connector, network
interface via RJ-48 connector,
power jack, DTE ports (2)
Wiring Type RJ-45 Unshielded twisted pair
RJ-48 T1
Maximum Data Rate 56Kbps (64Kbps full duplex)
Data Modulation LADS
Protocol
Data Bus External
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|----------------------+-------+---------------------+-------|
| Power Jack | CN1 | Network interface | CN5 |
| | | via RJ-48 connector | |
|----------------------+-------+---------------------+-------|
| DTE port (25-pin | CN2 | Monitor connector - | CN6 |
| serial port) | | line in | |
|----------------------+-------+---------------------+-------|
| RJ-45 UTP connector | CN3 | Monitor connector - | CN7 |
| | | line out | |
|----------------------+-------+---------------------+-------|
| DTE port (V.35 | CN4 | | |
| connector) | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|------+----------+----------+-------------------------------|
| OK | Green | On | DSU/CSU power is on |
|------+----------+----------+-------------------------------|
| OK | Green | Off | DSU/CSU power is off, |
| | | | performing a self test, or |
| | | | detecting a system failure |
|------+----------+----------+-------------------------------|
| FAIL | Red | On | DSU/CSU is performing a self |
| | | | test, or detecting a system |
| | | | failure |
|------+----------+----------+-------------------------------|
| FAIL | Red | Off | DSU/CSU is not performing a |
| | | | self test, or detecting a |
| | | | system failure |
|------+----------+----------+-------------------------------|
| TST | Yellow | On | DSU/CSU is executing a test |
|------+----------+----------+-------------------------------|
| TST | Yellow | Off | DSU/CSU is not executing a |
| | | | test |
|------+----------+----------+-------------------------------|
| SIG | Green | On | A recoverable signal is |
| | | | detected on network |
|------+----------+----------+-------------------------------|
| SIG | Green | Off | Network signal can not be |
| | | | recovered. |
|------+----------+----------+-------------------------------|
| OOF | Yellow | On | DSU/CSU is detecting an out |
| | | | of frame condition |
|------+----------+----------+-------------------------------|
| OOF | Yellow | Off | DSU/CSU is not detecting an |
| | | | out of frame condition |
|------+----------+----------+-------------------------------|
| ALM | Yellow | On | DSU/CSU has detected an alarm |
| | | | condition on network |
|------+----------+----------+-------------------------------|
| ALM | Yellow | Off | DSU/CSU has detected an alarm |
| | | | condition on network |
|------+----------+----------+-------------------------------|
| EER | Yellow | On | Excessive error rate |
| | | | threshold has been exceeded |
| | | | on network |
|------+----------+----------+-------------------------------|
| EER | Yellow | Off | Excessive error rate |
| | | | threshold has not been |
| | | | exceeded on network |
|------+----------+----------+-------------------------------|
| TXD | Green | On | Receiving all zeros from the |
| | | | DTE |
|------+----------+----------+-------------------------------|
| TXD | Green | Off | Receiving all ones from the |
| | | | DTE |
|------+----------+----------+-------------------------------|
| TXD | Green | Blinking | Data is being transferred |
|------+----------+----------+-------------------------------|
| RXD | Green | On | Transmitting all zeros from |
| | | | the DTE |
|------+----------+----------+-------------------------------|
| RXD | Green | Off | Transmitting all ones from |
| | | | the DTE |
|------+----------+----------+-------------------------------|
| RXD | Green | Blinking | Data is being transferred |
|------+----------+----------+-------------------------------|
| RTS | Green | On | RTS signal is high |
|------+----------+----------+-------------------------------|
| RTS | Green | Off | RTS signal is low |
|------+----------+----------+-------------------------------|
| CTS | Green | On | CTS signal is high |
|------+----------+----------+-------------------------------|
| CTS | Green | Off | CTS signal is low |
|------+----------+----------+-------------------------------|
| DTR | Green | On | DTR signal is high |
|------+----------+----------+-------------------------------|
| DTR | Green | Off | DTR signal is low |
+------------------------------------------------------------+