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# VERILINK
C100 T1/FT1 CSU/DSU
Card Type T1 DSU/CSU
Chip Set Unidentified
I/O Options Power, network interface via RJ-48 connector,
line in, line out
V.35 DCE interface (34-pin connector),
RS-232 or RS422/530 DCE interface (25-pin
connector)
T1 Transfer Rate 1.544Mbps
T1 Protocol AMI, B8ZS
Frame type D4, ESF
Data Bus External
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|-------------------------+-------+------------------+-------|
| T1 network interface | CN1 | 25-pin DCE | CN4 |
| (RJ-48) | | connector | |
|-------------------------+-------+------------------+-------|
| RJ-11 line in | CN2 | 34-pin DCE | CN5 |
| | | connector | |
|-------------------------+-------+------------------+-------|
| RJ-11 line out | CN3 | Power connector | CN6 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Setting | Label | Position |
|----------------------------------------+--------+----------|
| » | Factory configured - do not alter | SW1/4 | Off |
|---+------------------------------------+--------+----------|
| » | Factory configured - do not alter | SW1/5 | Off |
|---+------------------------------------+--------+----------|
| » | Channel remote loops enabled | SW1/8 | Off |
|---+------------------------------------+--------+----------|
| | Channel remote loops disabled | SW1/8 | On |
|---+------------------------------------+--------+----------|
| » | ESF T1 network framing enabled | SW2/1 | Off |
|---+------------------------------------+--------+----------|
| | D4 T1 network framing enabled | SW2/1 | On |
|---+------------------------------------+--------+----------|
| » | B8ZS T1 line code enabled | SW2/2 | Off |
|---+------------------------------------+--------+----------|
| | AMI T1 line code enabled | SW2/2 | On |
|---+------------------------------------+--------+----------|
| » | Clear channel enabled | SW2/3 | On |
|---+------------------------------------+--------+----------|
| | Enforce line density | SW2/3 | Off |
|---+------------------------------------+--------+----------|
| » | AT&T 54016 compatibility enabled | SW2/4 | Off |
|---+------------------------------------+--------+----------|
| | ANSI T1.403 compatibility enabled | SW2/4 | On |
|---+------------------------------------+--------+----------|
| » | Factory configured - do not alter | SW4/1 | Off |
|---+------------------------------------+--------+----------|
| » | 56Kbps bandwidth | SW4/4 | Off |
|---+------------------------------------+--------+----------|
| | 64Kbps bandwidth | SW4/4 | On |
|---+------------------------------------+--------+----------|
| » | Carrier on | SW4/5 | Off |
|---+------------------------------------+--------+----------|
| | Switched carrier | SW4/5 | On |
|---+------------------------------------+--------+----------|
| » | Channel TX data is normal | SW4/6 | Off |
|---+------------------------------------+--------+----------|
| | Channel TX data is inverted | SW4/6 | On |
|---+------------------------------------+--------+----------|
| » | Channel clock signal is normal | SW4/7 | Off |
|---+------------------------------------+--------+----------|
| | Channel clock signal is inverted | SW4/7 | On |
|---+------------------------------------+--------+----------|
| » | Internal TX timing source enabled | SW4/8 | Off |
|---+------------------------------------+--------+----------|
| | Network TX timing source enabled | SW4/8 | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| UNIT ADDRESS |
|------------------------------------------------------------|
| Unit Address Number | SW1/1 | SW1/2 | SW1/3 |
|-------------------------+-----------+-----------+----------|
| » | 1 | Off | Off | Off |
|----------+--------------+-----------+-----------+----------|
| | 2 | On | Off | Off |
|----------+--------------+-----------+-----------+----------|
| | 3 | Off | On | Off |
|----------+--------------+-----------+-----------+----------|
| | 4 | On | On | Off |
|----------+--------------+-----------+-----------+----------|
| | 5 | Off | Off | On |
|----------+--------------+-----------+-----------+----------|
| | 6 | On | Off | On |
|----------+--------------+-----------+-----------+----------|
| | 7 | Off | On | On |
|----------+--------------+-----------+-----------+----------|
| | 8 | On | On | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PROGRAMMING METHOD |
|------------------------------------------------------------|
| Setting | S1/6 | SW/7 |
|------------------------+-----------------+-----------------|
| » | Switches enabled | Off | Off |
|---+--------------------+-----------------+-----------------|
| | Console enabled | On | Off |
|---+--------------------+-----------------+-----------------|
| | SNMP activated | Off | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LINE BUILD |
|------------------------------------------------------------|
| Net build | SW2/5 | SW2/6 |
|------------------------+-----------------+-----------------|
| » | 0dB | Off | Off |
|---+--------------------+-----------------+-----------------|
| | -7.5dB | On | On |
|---+--------------------+-----------------+-----------------|
| | -15dB | On | Off |
|---+--------------------+-----------------+-----------------|
| | -22.5dB | Off | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TIMING MODE |
|------------------------------------------------------------|
| Setting | SW2/7 | SW2/8 |
|-----------------------------+---------------+--------------|
| » | Network timing enabled | Off | Off |
|---+-------------------------+---------------+--------------|
| | Internal timing enabled | Off | On |
|---+-------------------------+---------------+--------------|
| | DSX-1 timing enabled | On | Off |
|---+-------------------------+---------------+--------------|
| | Channel timing enabled | On | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SYCHRONOUS CHANNEL INTERFACE |
|------------------------------------------------------------|
| Interface | SW4/2 | SW4/3 |
|------------------------+-----------------+-----------------|
| » | RS-530/RS-422 | Off | Off |
|---+--------------------+-----------------+-----------------|
| | V.35 | Off | On |
|---+--------------------+-----------------+-----------------|
| | RS-232 | On | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LEDS |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|-------+-------+--------+-----------------------------------|
| TX1 | Green | On | CSU/DSU is spacing on transmit |
| | | | data to DTE |
|-------+-------+--------+-----------------------------------|
| TX1 | Green | Off | CSU/DSU is spacing on transmit |
| | | | data to DTE |
|-------+-------+--------+-----------------------------------|
| RX1 | Green | On | CSU/DSU is spacing on receive |
| | | | data from DTE |
|-------+-------+--------+-----------------------------------|
| RX1 | Green | Off | CSU/DSU is spacing on receive |
| | | | data from DTE |
|-------+-------+--------+-----------------------------------|
| RTS | Green | On | Sending device is enabled |
|-------+-------+--------+-----------------------------------|
| RTS | Green | Off | Sending device is disabled |
|-------+-------+--------+-----------------------------------|
| CTS | Green | On | CSU/DSU is ready to send data |
|-------+-------+--------+-----------------------------------|
| CTS | Green | Off | CSU/DSU is not ready to send data |
|-------+-------+--------+-----------------------------------|
| DSR | Green | On | CSU/DSU ready for operation |
|-------+-------+--------+-----------------------------------|
| DSR | Green | Off | CSU/DSU not ready for operation |
|-------+-------+--------+-----------------------------------|
| CD | Green | On | Carrier signal detected |
|-------+-------+--------+-----------------------------------|
| CD | Green | Off | Carrier signal not detected |
|-------+-------+--------+-----------------------------------|
| DTR | Green | On | Terminal/computer ready for |
| | | | operation |
|-------+-------+--------+-----------------------------------|
| DTR | Green | Off | Terminal/computer not ready for |
| | | | operation |
|-------+-------+--------+-----------------------------------|
| BPV | Red | On | Bi-polar violation detected on |
| | | | network |
|-------+-------+--------+-----------------------------------|
| BPV | Red | Off | Bi-polar violation not detected |
| | | | on network |
|-------+-------+--------+-----------------------------------|
| DEN | Red | On | Insufficient number of ones |
| | | | detected in data stream |
|-------+-------+--------+-----------------------------------|
| DEN | Red | Off | Ones density normal |
|-------+-------+--------+-----------------------------------|
| YEL | Red | On | Yellow alarm condition detected |
| | | | on network |
|-------+-------+--------+-----------------------------------|
| YEL | Red | Off | Yellow alarm condition not |
| | | | detected on network |
|-------+-------+--------+-----------------------------------|
| LCK | Green | On | CSU/DSU is frame locked to |
| | | | network |
|-------+-------+--------+-----------------------------------|
| LCK | Red | On | CSU/DSU is out of frame, or not |
| | | | frame locked |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LEDS (CONT.) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|-----+---------+----------+---------------------------------|
| TX2 | Green | On | CSU/DSU is spacing on network |
| | | | transmit data |
|-----+---------+----------+---------------------------------|
| TX2 | Green | Off | CSU/DSU is spacing on network |
| | | | transmit data |
|-----+---------+----------+---------------------------------|
| RX2 | Green | On | CSU/DSU is spacing on network |
| | | | receive data |
|-----+---------+----------+---------------------------------|
| RX2 | Green | Off | CSU/DSU is spacing on network |
| | | | receive data |
|-----+---------+----------+---------------------------------|
| NI1 | Red | On | Loopback test activated by |
| | | | SELECT pushbutton |
|-----+---------+----------+---------------------------------|
| NI1 | Red | Blinking | Locally activated circled |
| | | (fast) | network loopback in progress |
|-----+---------+----------+---------------------------------|
| NI1 | Red | Blinking | Carrier or remote activated |
| | | (slow) | circled network loopback in |
| | | | progress |
|-----+---------+----------+---------------------------------|
| NI1 | Red | Off | Loopback test not activated |
|-----+---------+----------+---------------------------------|
| CH1 | Red | On | Local synchronous channel |
| | | | loopback test activated by |
| | | | SELECT pushbutton |
|-----+---------+----------+---------------------------------|
| CH1 | Red | Blinking | Synchronous channel interface |
| | | (fast) | in a locally activated |
| | | | bidirectional loopback |
|-----+---------+----------+---------------------------------|
| CH1 | Red | Blinking | Synchronous channel interface |
| | | (slow) | in a carrier or remote |
| | | | activated bidirectional |
| | | | loopback |
|-----+---------+----------+---------------------------------|
| CH1 | Red | Off | Local synchronous channel |
| | | | loopback test not activated |
|-----+---------+----------+---------------------------------|
| PAY | Red | On | Payload loopback test activated |
| | | | by SELECT pushbutton |
|-----+---------+----------+---------------------------------|
| PAY | Red | Blinking | Payload loopback test activated |
| | | (fast) | locally |
|-----+---------+----------+---------------------------------|
| PAY | Red | Blinking | Payload loopback test activated |
| | | (slow) | by T1 carrier or remote |
|-----+---------+----------+---------------------------------|
| PAY | Red | Off | Payload loopback test not |
| | | | activated |
|-----+---------+----------+---------------------------------|
| NI2 | Red | On | Remote loopback test activated |
| | | | by SELECT pushbutton |
|-----+---------+----------+---------------------------------|
| NI2 | Red | Blinking | Remote loopback command sent |
| | | (fast) | from CSU/DSU at one end of |
| | | | network to CSU/DSU at the other |
| | | | end. When test is completed, |
| | | | send LOOP DOWN command. |
|-----+---------+----------+---------------------------------|
| NI2 | Red | Off | Remote loopback command not |
| | | | activated |
|-----+---------+----------+---------------------------------|
| CH2 | Red | Blinking | Synchronous channel interface |
| | | (fast) | loopback command sent from |
| | | | CSU/DSU at one end of network |
| | | | to CSU/DSU at the other end. |
| | | | When test is completed, send |
| | | | LOOP OFF command. |
|-----+---------+----------+---------------------------------|
| CH2 | Red | Off | Remote synchronous channel |
| | | | loopback not activated |
|-----+---------+----------+---------------------------------|
| PAT | Red | On | Test pattern activated by |
| | | | SELECT pushbutton |
|-----+---------+----------+---------------------------------|
| PAT | Red | Blinking | 2047 test pattern sent by START |
| | | (fast) | pushbutton |
|-----+---------+----------+---------------------------------|
| PAT | Green | On | 2047 test pattern detected on |
| | | | network |
|-----+---------+----------+---------------------------------|
| PAT | N/A | Off | Test pattern not activated |
+------------------------------------------------------------+