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# BROOKTROUT TECHNOLOGY, INC.
TRNIC+I24T
Card Type T1/Fax card
I/O Options PEB connector, 15-pin DSX-1 connector, MVIP
connector
Data Bus 8-bit ISA
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|---------------------------+-------+----------------+-------|
| PEB connector | CN1 | MVIP connector | J401 |
|---------------------------+-------+----------------+-------|
| 15-pin D-sub DSX-1 | J401 | | |
| connector | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|---------------------------------------+---------+----------|
| » | Clocking signals generated by T1 | SW501/1 | Off |
|---+-----------------------------------+---------+----------|
| | Clocking signals generated by | SW501/1 | On |
| | TRNIC | | |
|---+-----------------------------------+---------+----------|
| » | Super frame mode | SW501/2 | Off |
|---+-----------------------------------+---------+----------|
| | Extended super frame mode | SW501/2 | On |
|---+-----------------------------------+---------+----------|
| » | B8ZS line coding | SW501/3 | Off |
|---+-----------------------------------+---------+----------|
| | AMI line coding | SW501/3 | On |
|---+-----------------------------------+---------+----------|
| » | Factory configured - do not alter | SW501/7 | Off |
|---+-----------------------------------+---------+----------|
| » | Factory configured - do not alter | SW501/8 | Off |
|---+-----------------------------------+---------+----------|
| » | PEB local bus type | SW502/1 | Off |
|---+-----------------------------------+---------+----------|
| | MVIP local bus type | SW502/1 | On |
|---+-----------------------------------+---------+----------|
| » | MVIP clock master set to master | SW502/6 | Off |
|---+-----------------------------------+---------+----------|
| | MVIP clock master set to slave | SW502/6 | On |
|---+-----------------------------------+---------+----------|
| » | Loopback mode disabled | SW102 | Off |
|---+-----------------------------------+---------+----------|
| | Loopback mode enabled | SW102 | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| T1 CABLE LENGTH SETTTINGS |
|------------------------------------------------------------|
| Cable Length | SW501/4 | SW501/5 | SW501/6 |
|----------------+--------------+--------------+-------------|
| 0 to 132 ft. | On | On | On |
|----------------+--------------+--------------+-------------|
| 133 to 266 ft. | Off | On | On |
|----------------+--------------+--------------+-------------|
| 267 to 398 ft. | On | Off | On |
|----------------+--------------+--------------+-------------|
| 399 to 532 ft. | Off | Off | On |
|----------------+--------------+--------------+-------------|
| 533 to 654 ft. | On | On | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MVIP TERMINATION |
|------------------------------------------------------------|
| Setting | SW502/2 | SW502/3 |
|--------------------+-------------------+-------------------|
| Unterminated | Off | Off |
|--------------------+-------------------+-------------------|
| Terminated | On | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MVIP STREAM SELECT |
|------------------------------------------------------------|
| Mode | SW502/4 | SW502/5 |
|------------------+--------------------+--------------------|
| 6/7 | Off | Off |
|------------------+--------------------+--------------------|
| 4/5 | On | Off |
|------------------+--------------------+--------------------|
| 2/3 | Off | On |
|------------------+--------------------+--------------------|
| 0/1 | On | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SYNC SOURCE CONTROL |
|------------------------------------------------------------|
| Setting | SW502/6 | SW502/7 |
|-----------------------------+---------------+--------------|
| TRNIC controls | Off | Off |
|-----------------------------+---------------+--------------|
| Secondary net card controls | Off | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FRAMING SIGNAL OUTPUT |
|------------------------------------------------------------|
| Setting | SW502/6 | SW502/7 |
|--------------------+-------------------+-------------------|
| Disable output | On | Off |
|--------------------+-------------------+-------------------|
| Enable output | On | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|-----+--------------+--------+------------------------------|
| D1 | Red | On | Card in network loopback |
| | | | mode |
|-----+--------------+--------+------------------------------|
| D2 | Red | On | T1 signal lost |
|-----+--------------+--------+------------------------------|
| D3 | Yellow | On | Not synchronized on T1 |
| | | | signal |
|-----+--------------+--------+------------------------------|
| D4 | Green | On | Operating in normal mode |
|-----+--------------+--------+------------------------------|
| FRM | Unidentified | On | T1 framing error |
|-----+--------------+--------+------------------------------|
| BPV | Unidentified | On | T1 bipolar violation |
|-----+--------------+--------+------------------------------|
| CRC | Unidentified | On | Discrepancy in cyclic |
| | | | redundancy check |
+------------------------------------------------------------+