MOTOROLA, INC.
==============

   RM201C

   Card Type                Modem (synchronous/asynchronous)      
   Chip Set                 Unidentified                          
   Maximum Data Rate        2400bps                               
   Data Bus                 External                              
   Data Modulation Protocol Unidentified                          

<gopher://bitreich.org/I/th99/t/M-O/52227-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |  Function  |  Label  |      Function      |     Label      |
   |------------------------------------------------------------|
   | Line out        |    CN1    | Eye Pattern connector | CN4  |
   |-----------------+-----------+-----------------------+------|
   | Line in         |    CN2    | AC power in           | CN5  |
   |-----------------+-----------+-----------------------+------|
   | RS-232/422      |    CN3    | Power/Error switch    | SW1  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |                Setting                 | Label | Position  |
   |----------------------------------------+-------+-----------|
   | Chassis ground connected to signal     |  JP1  | Pins 2 &  |
   | ground                                 |       | 3 closed  |
   |----------------------------------------+-------+-----------|
   | Chassis ground not connected to signal |  JP1  | Pins 1 &  |
   | ground                                 |       | 2 closed  |
   |----------------------------------------+-------+-----------|
   | Transmit level set to -9 (permissive)  |  JP2  | Pins 1 &  |
   |                                        |       | 2 closed  |
   |----------------------------------------+-------+-----------|
   | Transmit level set to programmable     |  JP2  | Pins 2 &  |
   |                                        |       | 3 closed  |
   |----------------------------------------+-------+-----------|
   | Long haul equalization                 |  JP3  | Pins 1 &  |
   |                                        |       | 2 closed  |
   |----------------------------------------+-------+-----------|
   | Short haul equalization                |  JP3  | Pins 2 &  |
   |                                        |       | 3 closed  |
   |----------------------------------------+-------+-----------|
   | Internal clock source                  | S1/3  |    Off    |
   |----------------------------------------+-------+-----------|
   | External clock source                  | S1/3  |    On     |
   |----------------------------------------+-------+-----------|
   | Factory configured - do not alter      | S1/4  |    N/A    |
   |----------------------------------------+-------+-----------|
   | Factory configured - do not alter      | S1/5  |    N/A    |
   |----------------------------------------+-------+-----------|
   | CD normal                              | S1/6  |    Off    |
   |----------------------------------------+-------+-----------|
   | CD forced high                         | S1/6  |    On     |
   |----------------------------------------+-------+-----------|
   | Factory configured - do not alter      | S1/7  |    N/A    |
   |----------------------------------------+-------+-----------|
   | Factory configured - do not alter      | S1/8  |    N/A    |
   |----------------------------------------+-------+-----------|
   | Squelch receiver for 8ms during        | S2/3  |    Off    |
   | carrier detection                      |       |           |
   |----------------------------------------+-------+-----------|
   | Squelch receiver for 110ms during      | S2/3  |    On     |
   | carrier detection                      |       |           |
   |----------------------------------------+-------+-----------|
   | Auto-answer enabled                    | S2/4  |    On     |
   |----------------------------------------+-------+-----------|
   | Auto-answer disabled                   | S2/4  |    Off    |
   |----------------------------------------+-------+-----------|
   | CD signal level set to -30dBm          | S2/5  |    Off    |
   |----------------------------------------+-------+-----------|
   | CD signal level set to -45dBm          | S2/5  |    On     |
   |----------------------------------------+-------+-----------|
   | Factory configured - do not alter      | S2/6  |    N/A    |
   |----------------------------------------+-------+-----------|
   | Use Type A modulation                  | S2/7  |    On     |
   |----------------------------------------+-------+-----------|
   | Use Type B modulation                  | S2/7  |    Off    |
   |----------------------------------------+-------+-----------|
   | Factory configured - do not alter      | S2/8  |    N/A    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 CTS ECHO SUPPRESION DELAY                  |
   |------------------------------------------------------------|
   |      Setting       |       S1/1        |       S1/2        |
   |--------------------+-------------------+-------------------|
   |        0ms         |        On         |        Off        |
   |--------------------+-------------------+-------------------|
   |        9ms         |        Off        |        On         |
   |--------------------+-------------------+-------------------|
   |        25ms        |        Off        |        Off        |
   |--------------------+-------------------+-------------------|
   |       150ms        |        On         |        On         |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 DISCONNECT DETECTION TIME                  |
   |------------------------------------------------------------|
   |      Setting       |       S2/1        |       S2/2        |
   |--------------------+-------------------+-------------------|
   |     i Disabled     |        Off        |        Off        |
   |--------------------+-------------------+-------------------|
   |  50ms disconnect   |        On         |        Off        |
   |--------------------+-------------------+-------------------|
   |  100ms disconnect  |        Off        |        On         |
   |--------------------+-------------------+-------------------|
   |  200ms disconnect  |        On         |        On         |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |              ANSWER-BACK TONE ECHO SUPPRESION              |
   |------------------------------------------------------------|
   |      Setting       |       S2/9        |       S2/10       |
   |--------------------+-------------------+-------------------|
   |     i Disabled     |        Off        |        Off        |
   |--------------------+-------------------+-------------------|
   |       1000ms       |        On         |        Off        |
   |--------------------+-------------------+-------------------|
   |       200ms        |        Off        |        On         |
   |--------------------+-------------------+-------------------|
   |       400ms        |        On         |        On         |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DIAGNOSTIC LED(S)                      |
   |------------------------------------------------------------|
   |  LED  | Color |  Status  |            Condition            |
   |-------+-------+----------+---------------------------------|
   | OH/RI |  Red  |    On    |        Modem is off-hook        |
   |-------+-------+----------+---------------------------------|
   | OH/RI |  Red  |   Off    |        Modem is on-hook         |
   |-------+-------+----------+---------------------------------|
   | OH/RI |  Red  | Blinking |        Phone is ringing         |
   |-------+-------+----------+---------------------------------|
   |  TR   |  Red  |    On    |       DTR signal is high        |
   |-------+-------+----------+---------------------------------|
   |  TR   |  Red  |   Off    |        DTR signal is low        |
   |-------+-------+----------+---------------------------------|
   |  CD   |  Red  |    On    |     Carrier signal has been     |
   |       |       |          |            detected             |
   |-------+-------+----------+---------------------------------|
   |  CD   |  Red  |   Off    |   Carrier signal has not been   |
   |       |       |          |            detected             |
   |-------+-------+----------+---------------------------------|
   |  RD   |  Red  |    On    |     Modem is receiving data     |
   |-------+-------+----------+---------------------------------|
   |  RD   |  Red  |   Off    |   Modem is not receiving data   |
   |-------+-------+----------+---------------------------------|
   |  TD   |  Red  |    On    |   Modem is transmitting data    |
   |-------+-------+----------+---------------------------------|
   |  TD   |  Red  |   Off    | Modem is not transmitting data  |
   |-------+-------+----------+---------------------------------|
   |  RS   |  Red  |    On    |       RTS signal is high        |
   |-------+-------+----------+---------------------------------|
   |  RS   |  Red  |   Off    |        RTS signal is low        |
   +------------------------------------------------------------+