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# RAD DATA COMMUNICATIONS
SRM-9 (RJ-45)
Card Type Short Range Modem
Chip Set Unidentified
I/O Options 25-pin serial port (RS-232), RJ-45 connector
Wiring Type Unshielded twisted pair
Maximum Data Rate 128Kbps (synchronous), 115.2Kbps
(asynchronous)
Data Bus External
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|------------------------------------------------------------|
| DTE/DCE serial port | CN1 | RJ-45 connector | CN2 |
| (25-pin connector) | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Setting | Label | Position |
|-----------------------------------------+-------+----------|
| Pattern (BERT) test activated | SW1/1 | On |
|-----------------------------------------+-------+----------|
| Pattern (BERT) test not activated | SW1/1 | Off |
|-----------------------------------------+-------+----------|
| Local digital loopback test activated | SW1/2 | On |
|-----------------------------------------+-------+----------|
| Local digital loopback test not | SW1/2 | Off |
| activated | | |
|-----------------------------------------+-------+----------|
| Local analog loopback test activated | SW1/3 | On |
|-----------------------------------------+-------+----------|
| Local analog loopback test not | SW1/3 | Off |
| activated | | |
|-----------------------------------------+-------+----------|
| Remote digital loopback test activated | SW1/4 | On |
|-----------------------------------------+-------+----------|
| Remote digital loopback test not | SW1/4 | Off |
| activated | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LEDS |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|------+--------------+--------+-----------------------------|
| TD | Unidentified | On | Device is transmitting data |
|------+--------------+--------+-----------------------------|
| TD | Unidentified | Off | Device is not transmitting |
| | | | data |
|------+--------------+--------+-----------------------------|
| RD | Unidentified | On | Device is receiving pulses |
| | | | from network |
|------+--------------+--------+-----------------------------|
| RD | Unidentified | Off | Device is not receiving |
| | | | pulses from network |
|------+--------------+--------+-----------------------------|
| RTS | Unidentified | On | RTS signal is high |
|------+--------------+--------+-----------------------------|
| RTS | Unidentified | Off | RTS signal is low |
|------+--------------+--------+-----------------------------|
| DCD | Unidentified | On | DCD signal is high |
|------+--------------+--------+-----------------------------|
| DCD | Unidentified | Off | DCD signal is low |
|------+--------------+--------+-----------------------------|
| ERR | Unidentified | On | Error detected on received |
| | | | data during BERT test |
|------+--------------+--------+-----------------------------|
| ERR | Unidentified | Off | Error not detected on |
| | | | received configuration |
| | | | information |
|------+--------------+--------+-----------------------------|
| TST | Unidentified | On | Device is conducting a |
| | | | loopback test |
|------+--------------+--------+-----------------------------|
| TST | Unidentified | Off | Device is not conducting a |
| | | | loopback test |
+------------------------------------------------------------+