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# RAD DATA COMMUNICATIONS
CMN-CF6A (ST)
Card Type Modem (asynchronous)
Chipset Unidentified
Wire Type Fiber optic cable
Maximum Data Rate 19.2Kbps x 2
Data Modulation Unidentified
Data Bus Proprietary
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|----------------------+-------+---------------------+-------|
| Serial data port 1 | CN1 | Serial data port 2 | CN4 |
|----------------------+-------+---------------------+-------|
| Fiber optic ST | CN2 | Fiber optic ST | CN5 |
| transmit cable 1 | | transmit cable 2 | |
|----------------------+-------+---------------------+-------|
| Fiber optic ST | CN3 | Fiber optic ST | CN6 |
| receive cable 1 | | receive cable 2 | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Setting | Label | Position |
|-------------------------------------+-------+--------------|
| í Factory configured - do not alter | JP1 | Unidentified |
|-------------------------------------+-------+--------------|
| í Factory configured - do not alter | JP2 | Unidentified |
|-------------------------------------+-------+--------------|
| í RTS to CTS delay set to 2mS on | SW1/1 | Off |
| modem 1 | | |
|-------------------------------------+-------+--------------|
| RTS to CTS delay set to 15mS on | SW1/1 | On |
| modem 1 | | |
|-------------------------------------+-------+--------------|
| í DCD forced high on modem 1 | SW1/2 | On |
|-------------------------------------+-------+--------------|
| DCD follows DTR on modem 1 | SW1/2 | Off |
|-------------------------------------+-------+--------------|
| í RTS to CTS delay set to 2mS on | SW2/1 | Off |
| modem 2 | | |
|-------------------------------------+-------+--------------|
| RTS to CTS delay set to 15mS on | SW2/1 | On |
| modem 2 | | |
|-------------------------------------+-------+--------------|
| í DCD forced high on modem 2 | SW2/2 | On |
|-------------------------------------+-------+--------------|
| DCD follows DTR on modem 2 | SW2/2 | Off |
|-------------------------------------+-------+--------------|
| í Cable shield 1 connected to | SW3/1 | On |
| signal ground | | |
|-------------------------------------+-------+--------------|
| Cable shield 1 not connected to | SW3/1 | Off |
| signal ground | | |
|-------------------------------------+-------+--------------|
| í Signal ground 1 not connected to | SW3/2 | Off |
| chassis ground | | |
|-------------------------------------+-------+--------------|
| Signal ground 1 connected to | SW3/2 | On |
| chassis ground | | |
|-------------------------------------+-------+--------------|
| í Cable shield 2 connected to | SW4/1 | On |
| signal ground | | |
|-------------------------------------+-------+--------------|
| Cable shield 2 not connected to | SW4/1 | Off |
| signal ground | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS (CON'T) |
|------------------------------------------------------------|
| Setting | Label | Position |
|-----------------------------------------+-------+----------|
| í Signal ground 2 not connected to | SW4/2 | Off |
| chassis ground | | |
|-----------------------------------------+-------+----------|
| Signal ground 2 connected to chassis | SW4/2 | On |
| ground | | |
|-----------------------------------------+-------+----------|
| í CN1 is DCE | SW5 | On |
|-----------------------------------------+-------+----------|
| CN1 is DTE | SW5 | Off |
|-----------------------------------------+-------+----------|
| í CN3 is DCE | SW6 | On |
|-----------------------------------------+-------+----------|
| CN3 is DTE | SW6 | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|------+--------+--------+-----------------------------------|
| PWR | Green | On | Power is on |
|------+--------+--------+-----------------------------------|
| PWR | Green | Off | Power is off |
|------+--------+--------+-----------------------------------|
| XMT1 | Yellow | On | Modem 1 is transmitting data |
|------+--------+--------+-----------------------------------|
| XMT1 | Yellow | Off | Modem is 1 not transmitting data |
|------+--------+--------+-----------------------------------|
| RCV1 | Yellow | On | Modem 1 is receiving data |
|------+--------+--------+-----------------------------------|
| RCV1 | Yellow | Off | Modem 1 is not receiving data |
|------+--------+--------+-----------------------------------|
| DCD1 | Yellow | On | Carrier signal detected on line 1 |
|------+--------+--------+-----------------------------------|
| DCD1 | Yellow | Off | Carrier signal not detected on |
| | | | line 1 |
|------+--------+--------+-----------------------------------|
| XMT2 | Yellow | On | Modem 2 is transmitting data |
|------+--------+--------+-----------------------------------|
| XMT2 | Yellow | Off | Modem is 2 not transmitting data |
|------+--------+--------+-----------------------------------|
| RCV2 | Yellow | On | Modem 2 is receiving data |
|------+--------+--------+-----------------------------------|
| RCV2 | Yellow | Off | Modem 2 is not receiving data |
|------+--------+--------+-----------------------------------|
| DCD1 | Yellow | On | Carrier signal detected on line 1 |
|------+--------+--------+-----------------------------------|
| DCD1 | Yellow | Off | Carrier signal not detected on |
| | | | line 1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MISCELLANEOUS TECHNICAL NOTE |
|------------------------------------------------------------|
| This card is intended for use in the CMN-16 rack-mount |
| system. The bus is used only for supplying power for the |
| card. All other card functions are accessed through the |
| serial ports. |
+------------------------------------------------------------+