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# PATTON ELECTRONICS COMPANY
1075
Card Type Modem
Chip Set Unidentified
I/O Options Power, DTE/DCE serial port (15-pin
connector),
network interface via RJ-45 (RJ-11 optional)
connector
Wiring Type RJ-45 (RJ-11 optional) shielded twisted pair
Maximum Data Rate 64Kbps
Data Bus External
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|------------------------------------------------------------|
| AC power | CN1 | Network interface | CN3 |
| connector | | via RJ-45 connector | |
|---------------+-----------+----------------------+---------|
| DTE/DCE port | CN2 | DTE/DCE strap | CN4 |
| (15-pin | | | |
| connector) | | | |
|------------------------------------------------------------|
| Note: | DTE/DCE strap is default configured for DCE |
| | interface. To change the interface to DTE, |
| | rotate the strap 180 degrees so the DTE arrows |
| | point to the 15-pin connector. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Setting | Label | Position |
|---------------------------------------+-------+------------|
| í Shield connected to signal ground | JP1 | Pins 2 & 3 |
| | | closed |
|---------------------------------------+-------+------------|
| Shield not connected to signal ground | JP1 | Pins 1 & 2 |
| | | closed |
|---------------------------------------+-------+------------|
| í Factory configured - do not alter | S1/1 | Off |
|---------------------------------------+-------+------------|
| í Factory configured - do not alter | S1/2 | Off |
|---------------------------------------+-------+------------|
| í Factory configured - do not alter | S1/3 | Off |
|---------------------------------------+-------+------------|
| í Factory configured - do not alter | S1/4 | Off |
|---------------------------------------+-------+------------|
| í Factory configured - do not alter | S1/5 | Off |
|---------------------------------------+-------+------------|
| í Factory configured - do not alter | S1/6 | Off |
|---------------------------------------+-------+------------|
| í Factory configured - do not alter | S1/7 | Off |
|---------------------------------------+-------+------------|
| í Modem responds to V.54 sequence | S1/8 | Off |
|---------------------------------------+-------+------------|
| Modem ignores V.54 sequence | S1/8 | On |
|---------------------------------------+-------+------------|
| í Carrier forced high | S2/5 | Off |
|---------------------------------------+-------+------------|
| Carrier follows terminal | S2/5 | On |
|---------------------------------------+-------+------------|
| í Factory configured - do not alter | S2/6 | Off |
|---------------------------------------+-------+------------|
| í Factory configured - do not alter | S2/7 | Off |
|---------------------------------------+-------+------------|
| í Front panel switches enabled | S2/8 | On |
|---------------------------------------+-------+------------|
| Front panel switches disabled | S2/8 | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA RATE |
|------------------------------------------------------------|
| Setting | S2/1 | S2/2 |
|------------------------------------------------------------|
| 32Kbps | Off | On |
|------------------------------------------------------------|
| 56Kbps | On | Off |
|------------------------------------+---------+-------------|
| í 64Kbps | On | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TRANSMIT CLOCK SOURCE |
|------------------------------------------------------------|
| Source | S2/3 | S2/4 |
|----------------------------------------------+------+------|
| í Transmit clock generated internally | On | On |
|----------------------------------------------+------+------|
| Transmit clock derived from terminal | On | Off |
| interface | | |
|----------------------------------------------+------+------|
| Transmit clock derived from receive line | Off | On |
| signal | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TEST PATTERN GENERATOR |
|------------------------------------------------------------|
| Function | Label | Position |
|-----------------------------------------+-------+----------|
| 511 test pattern transmitted | SW4 | 1 |
|-----------------------------------------+-------+----------|
| Normal operation. Test pattern not | SW4 | 2 |
| activated | | |
|-----------------------------------------+-------+----------|
| 511/E test pattern transmitted | SW4 | 3 |
| (intentional errors inserted) | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LOOPBACK TEST SELECTOR |
|------------------------------------------------------------|
| Function | Label | Position |
|-----------------------------------------+-------+----------|
| Remote digital loopback initiated | SW5 | 1 |
|-----------------------------------------+-------+----------|
| Normal operation. Loopback not | SW5 | 2 |
| activated | | |
|-----------------------------------------+-------+----------|
| Activates local analog loopback | SW5 | 3 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|-----+--------+--------+------------------------------------|
| TD | Red | On | Data is being transmitted (low |
| | | | logic level, device idle) |
|-----+--------+--------+------------------------------------|
| TD | Green | On | Data is being transmitted (high |
| | | | logic level) |
|-----+--------+--------+------------------------------------|
| TD | Orange | On | Transmitted data is changing |
| | | | rapidly |
|-----+--------+--------+------------------------------------|
| TD | None | Off | Data is not being transmitted |
|-----+--------+--------+------------------------------------|
| RD | Red | On | Data is being received (low logic |
| | | | level, device idle) |
|-----+--------+--------+------------------------------------|
| RD | Green | On | Data is being received (high logic |
| | | | level) |
|-----+--------+--------+------------------------------------|
| RD | Orange | On | Received data is changing rapidly |
|-----+--------+--------+------------------------------------|
| RD | None | Off | Data is not being received |
|-----+--------+--------+------------------------------------|
| RTS | Green | On | RTS signal is high |
|-----+--------+--------+------------------------------------|
| RTS | Red | On | RTS signal is low |
|-----+--------+--------+------------------------------------|
| CD | Green | On | Carrier signal detected |
|-----+--------+--------+------------------------------------|
| CD | Red | On | Carrier signal not detected |
|-----+--------+--------+------------------------------------|
| ER | Red | On | Bit error likely in received |
| | | | signal or error detected in 511 or |
| | | | 511/E test pattern |
|-----+--------+--------+------------------------------------|
| ER | Red | Off | Error not detected |
|-----+--------+--------+------------------------------------|
| TST | Red | On | Device has been placed in test |
| | | | mode by local or remote user |
|-----+--------+--------+------------------------------------|
| TST | Red | Off | Device is not conducting a test |
+------------------------------------------------------------+