WESTERMO TELEINDUSTRI AB
========================

   LD-01

   Card Type          Modem                                       
   Chip Set           Unidentified                                
   I/O Options        9-pin serial port (RS-232), terminal blocks 
                      (3)                                         
   Data Modulation    ITU-T V.24/V.28                             
   Protocol           
   Wiring Type        Unshielded twisted pair                     
   Maximum Data Rate  38.4Kbps                                    
   Data Bus           External                                    

<gopher://bitreich.org/I/th99/t/U-Z/55203-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |        Function        | Label |     Function      | Label |
   |------------------------+-------+-------------------+-------|
   | 9-pin DCE serial port  |  CN1  | DCE serial port - |  CN4  |
   | - channel 1            |       | channel 4         |       |
   |------------------------+-------+-------------------+-------|
   | DCE serial port -      |  CN2  | AC power (3 pole  |  CN5  |
   | channel 2 (5 pole      |       | terminal block)   |       |
   | terminal block)        |       |                   |       |
   |------------------------+-------+-------------------+-------|
   | DCE serial port -      |  CN3  |                   |       |
   | channel 3              |       |                   |       |
   |------------------------------------------------------------|
   | Note: CN3 & CN4 are separate serial interfaces on a 9 pole |
   | terminal block                                             |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |                Function                | Label | Position  |
   |----------------------------------------+-------+-----------|
   | 10mA balance current loop enabled on   |  J1   | Pins 2 &  |
   | channel 2                              |       | 3 closed  |
   |----------------------------------------+-------+-----------|
   | RS-232-C/V.24 interface enabled on     |  J1   | Pins 1 &  |
   | channel 2                              |       | 2 closed  |
   |----------------------------------------+-------+-----------|
   | 10mA balance current loop enabled on   |  J2   | Pins 2 &  |
   | channel 3                              |       | 3 closed  |
   |----------------------------------------+-------+-----------|
   | RS-232-C/V.24 interface enabled on     |  J2   | Pins 1 &  |
   | channel 3                              |       | 2 closed  |
   |----------------------------------------+-------+-----------|
   | i Factory configured - do not alter    | S1/3  |    Off    |
   |----------------------------------------+-------+-----------|
   | i Factory configured - do not alter    | S1/4  |    Off    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 MASTER/SLAVE CONFIGURATION                 |
   |------------------------------------------------------------|
   |                   Setting                    | S1/1 | S1/2 |
   |----------------------------------------------+------+------|
   |  i Communication between all units enabled   |  On  |  On  |
   |----------------------------------------------+------+------|
   |   Communication between masters and slaves   | Off  | Off  |
   |                   enabled                    |      |      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DIAGNOSTIC LED(S)                      |
   |------------------------------------------------------------|
   | LED  |    Color     | Status |          Condition          |
   |------+--------------+--------+-----------------------------|
   | PWR  | Unidentified |   On   |         Power is on         |
   |------+--------------+--------+-----------------------------|
   | PWR  | Unidentified |  Off   |        Power is off         |
   |------+--------------+--------+-----------------------------|
   |  RD  | Unidentified |   On   |   Modem is receiving data   |
   |------+--------------+--------+-----------------------------|
   |  RD  | Unidentified |  Off   | Modem is not receiving data |
   |------+--------------+--------+-----------------------------|
   |  TD  | Unidentified |   On   | Modem is transmitting data  |
   |------+--------------+--------+-----------------------------|
   |  TD  | Unidentified |  Off   |  Modem is not transmitting  |
   |      |              |        |            data             |
   |------+--------------+--------+-----------------------------|
   | DCD2 | Unidentified |   On   |   Data carrier present on   |
   |      |              |        |          channel 2          |
   |------+--------------+--------+-----------------------------|
   | DCD2 | Unidentified |  Off   |  Data carrier not present.  |
   |      |              |        | Connection not established  |
   |      |              |        |        on channel 2         |
   |------+--------------+--------+-----------------------------|
   | DCD3 | Unidentified |   On   |   Data carrier present on   |
   |      |              |        |          channel 3          |
   |------+--------------+--------+-----------------------------|
   | DCD3 | Unidentified |  Off   |  Data carrier not present.  |
   |      |              |        | Connection not established  |
   |      |              |        |        on channel 3         |
   |------+--------------+--------+-----------------------------|
   | DCD4 | Unidentified |   On   |   Data carrier present on   |
   |      |              |        |          channel 4          |
   |------+--------------+--------+-----------------------------|
   | DCD4 | Unidentified |  Off   |  Data carrier not present.  |
   |      |              |        | Connection not established  |
   |      |              |        |        on channel 4         |
   +------------------------------------------------------------+