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# RAD DATA COMMUNICATIONS
FCD-1L
Card Type T1 CSU/DSU
Chip Set Unidentified
I/O Options AC power connector, 25-pin connector
(RS-530),
T1 network interface via RJ-48 connector
Wiring Type RJ-48 120ohm shielded twisted pair
T1 Transfer Rate 1536Kbps (supports multiples of 56Kbps or
64Kbps)
T1 Protocol AMI, B8ZS, B7ZS
Frame Type ESF, D4SF
Data Bus External
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|----------------------+-------+---------------------+-------|
| Analog loopback | ANA | Digital loopback | DIG |
| activation | | activation | |
| push-button | | push-button | |
|----------------------+-------+---------------------+-------|
| Alarm clear | CLR | Maintenance | J1 |
| push-button | | connector | |
|----------------------+-------+---------------------+-------|
| AC power connector | CN1 | Test pattern | PATT |
| | | activation | |
| | | push-button | |
|----------------------+-------+---------------------+-------|
| DTE/DCE serial port | CN2 | Remote digital | REM |
| (25-pin connector) | | loopback activation | |
| | | push-button | |
|----------------------+-------+---------------------+-------|
| Network interface | CN3 | Power switch | SW2 |
| via RJ-48 connector | | | |
|------------------------------------------------------------|
| Note: FCD-1L also available with DC power connector |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Setting | Label | Position |
|-------------------------------------+-------+--------------|
| » | Front panel switches enabled | JP2 | Pins 1 & 2 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | Front panel switches disabled | JP2 | Pins 2 & 3 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| » | Watchdog enabled | JP5 | Pins 1 & 2 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | Watchdog disabled | JP5 | Pins 2 & 3 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| » | Debug self test mode disabled | JP7 | Pins 2 & 3 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | Debug self test mode enabled | JP7 | Pins 1 & 2 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| » | Phantom power feeding is | JP19 | Open |
| | disabled | | |
|---+---------------------------------+-------+--------------|
| | Phantom power feeding is | JP19 | Closed |
| | enabled | | |
|---+---------------------------------+-------+--------------|
| » | Signal ground is connected to | JP23 | Pins 2 & 3 |
| | the frame ground | | closed |
|---+---------------------------------+-------+--------------|
| | Signal ground is not connected | JP23 | Pins 1 & 2 |
| | to the frame ground | | closed |
|---+---------------------------------+-------+--------------|
| » | CTS forced high | S7/3 | On |
|---+---------------------------------+-------+--------------|
| | CTS follows remote RTS | S7/3 | Off |
|---+---------------------------------+-------+--------------|
| » | Fast synchronization timing (1 | S7/4 | Off |
| | sec) | | |
|---+---------------------------------+-------+--------------|
| | AT&T TR-62411 synchronization | S7/4 | On |
| | timing (10 sec) | | |
|---+---------------------------------+-------+--------------|
| » | Multiframe ESF mode enabled | S7/5 | Off |
|---+---------------------------------+-------+--------------|
| | Multiframe D4 (SF) mode enabled | S7/5 | On |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | S7/8 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Nx64 mode | S11/1 | Off |
|---+---------------------------------+-------+--------------|
| | Nx56 mode | S11/1 | On |
|---+---------------------------------+-------+--------------|
| » | Loopback timing mode enabled | S11/2 | On |
|---+---------------------------------+-------+--------------|
| | Internal clock mode enabled | S11/2 | Off |
|---+---------------------------------+-------+--------------|
| » | Time slot allocation is | S11/3 | On |
| | sequential, starting from slot | | |
| | 1 | | |
|---+---------------------------------+-------+--------------|
| | Data is inserted in alternate | S11/3 | Off |
| | time slots, starting from slot | | |
| | 1 | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | S11/4 | Unidentified |
| | alter | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BAUD RATE |
|------------------------------------------------------------|
| Setting | S6 | S9 |
|---------------------------------------+-----------+--------|
| Unframed | 0 | 0 |
|---------------------------------------+-----------+--------|
| Operational baud rate set to 1x64 | 0 | 1 |
|---------------------------------------+-----------+--------|
| Operational baud rate set to 2x64 | 0 | 2 |
|---------------------------------------+-----------+--------|
| Operational baud rate set to 3x64 | 0 | 3 |
|---------------------------------------+-----------+--------|
| Operational baud rate set to 4x64 | 0 | 4 |
|---------------------------------------+-----------+--------|
| Operational baud rate set to 20x64 | 2 | 0 |
|---------------------------------------+-----------+--------|
| Operational baud rate set to 21x64 | 2 | 1 |
|---------------------------------------+-----------+--------|
| Operational baud rate set to 22x64 | 2 | 2 |
|---------------------------------------+-----------+--------|
| Operational baud rate set to 23x64 | 2 | 3 |
|---------------------------------------+-----------+--------|
| Operational baud rate set to 24x64 | 2 | 4 |
|------------------------------------------------------------|
| Note: |
| |
| Multiples of 56Kbps or 64Kbps, up to 24 may be selected, |
| for a maximum of 1344Kbps for multiples of 56Kbps or a |
| maximum of 1536Kbps for multiples of 64Kbps. 25-99 are not |
| used. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DTE INTERFACE |
|------------------------------------------------------------|
| Function | J2 | J3 | J4 | J5 |
|------------+-----------+-----------+-----------+-----------|
| V.35 DTE | Open | Open | Board | Board |
| interface | | | connected | connected |
|------------+-----------+-----------+-----------+-----------|
| RS-422 | Board | Board | Open | Open |
| interface | connected | connected | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| IDLE CODE |
|------------------------------------------------------------|
| Setting |S8/1 |S8/2 |S8/3 |S8/4 |S8/5 |S8/6 |S8/7 |S8/8 |
|------------+-----+-----+-----+-----+-----+-----+-----+-----|
|»| Default | Off | Off | Off | Off | Off | Off | Off | Off |
| |idle code | | | | | | | | |
|------------------------------------------------------------|
|Note: On=0, Off=1. Switch S8/1 is the most significant bit. |
|Switch S8/2 is the least significant bit. Values are |
|currently unidentified. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LOOP ACTIVATION |
|------------------------------------------------------------|
| Setting | JP16 | JP17 |
|------------------------------+--------------+--------------|
| » | Loop activation enabled | Pins 2 | Pins 2 & 3 |
| | | & 3 | closed |
| | | closed | |
|---+--------------------------+--------------+--------------|
| | Loop activation disabled | Pins 1 | Pins 1 & 2 |
| | | & 2 | closed |
| | | closed | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PORT TIMING |
|------------------------------------------------------------|
| Setting | S7/1 | S7/2 |
|---------------------------------+------------+-------------|
| | DTE1 port timing | On | On |
|---+-----------------------------+------------+-------------|
| » | DCE port timing | On | Off |
|---+-----------------------------+------------+-------------|
| | DTE2 port timing | Off | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SOUND CONFIGURATION |
|------------------------------------------------------------|
| Net build | S12 |
|-----------------------------------+------------------------|
| » | 0dBm | 0 |
|----+------------------------------+------------------------|
| | -7.5dBm | 1 |
|----+------------------------------+------------------------|
| | -15dBm | 2 |
|----+------------------------------+------------------------|
| | -22.5dBm | 3 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ZERO SUPPRESSION MODE |
|------------------------------------------------------------|
| Setting | S7/6 | S7/7 |
|-----------------------------------+------------+-----------|
| | Transparent suppression | On | On |
|---+-------------------------------+------------+-----------|
| | B7ZS | On | Off |
|---+-------------------------------+------------+-----------|
| » | B78S | Off | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|-----+--------------+--------+------------------------------|
| PWR | Unidentified | On | Power is on |
|-----+--------------+--------+------------------------------|
| PWR | Unidentified | Off | Power is off |
|-----+--------------+--------+------------------------------|
| RTS | Unidentified | On | RTS input line is on |
|-----+--------------+--------+------------------------------|
| RTS | Unidentified | Off | RTS input line is off |
|-----+--------------+--------+------------------------------|
| TST | Unidentified | On | Device is conducting a test |
|-----+--------------+--------+------------------------------|
| TST | Unidentified | Off | Device is not conducting a |
| | | | test |
|-----+--------------+--------+------------------------------|
| ERR | Unidentified | On | Error detected in the test |
| | | | pattern |
|-----+--------------+--------+------------------------------|
| ERR | Unidentified | Off | Error not detected in the |
| | | | test pattern |
|-----+--------------+--------+------------------------------|
| RED | Unidentified | On | Red alarm condition detected |
| | | | by local FCD-1L |
|-----+--------------+--------+------------------------------|
| RED | Unidentified | Off | Red alarm condition not |
| | | | detected by local FCD-1L |
|-----+--------------+--------+------------------------------|
| YEL | Unidentified | On | Yellow alarm condition |
| | | | detected by remote FCD-1L |
|-----+--------------+--------+------------------------------|
| YEL | Unidentified | Off | Yellow alarm condition not |
| | | | detected by remote FCD-1L |
|-----+--------------+--------+------------------------------|
| SES | Unidentified | On | Severe error second detected |
|-----+--------------+--------+------------------------------|
| SES | Unidentified | Off | Severe error second not |
| | | | detected |
|-----+--------------+--------+------------------------------|
| MIN | Unidentified | On | Minor alarm condition |
| | | | detected. Remains lit until |
| | | | fault condition disappears, |
| | | | or CLR button is pushed |
|-----+--------------+--------+------------------------------|
| MIN | Unidentified | Off | Minor alarm condition not |
| | | | detected |
|-----+--------------+--------+------------------------------|
| MAJ | Unidentified | On | Major alarm condition |
| | | | detected. Remains lit until |
| | | | fault condition disappears, |
| | | | or CLR button is pushed |
|-----+--------------+--------+------------------------------|
| MAJ | Unidentified | Off | Major alarm condition not |
| | | | detected |
+------------------------------------------------------------+