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       # OPTIVISION, INC.
       
          HIGH SPEED QUAD MODEL DEC-24-SE, DEC-24-DS
       
          Card Type         MPEG card                                    
          Processor         i960                                         
          Processor Speed   Unidentified                                 
          Maximum Onboard   Unidentified                                 
          Memory            
          Video Chipset     C-Cube CL9100                                
          Video Types       NTSC, PAL, film                              
          Supported         
          Formats Supported MPEG-1, MPEG-2                               
          Resolutions       SIF, half D-1, full D-1                      
          Supported         
          I/O Options       Audio line out, composite video out, D-1     
                            digital video out, serial port               
          Data Bus          SCSI-2 Fast/Wide (Differential on DEC-24-DS) 
       
   IMG IMG 1
            
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |      Function      | Label  |      Function       | Label  |
          |--------------------+--------+---------------------+--------|
          | 68-pin SCSI-2      |  CN1   | Diagnostic serial   |  CN12  |
          | connector -        |        | port                |        |
          | external           |        |                     |        |
          |--------------------+--------+---------------------+--------|
          | 68-pin SCSI-2      |  CN2   | SCSI ID switch      |  SW1   |
          | connector -        |        |                     |        |
          | external           |        |                     |        |
          |--------------------+--------+---------------------+--------|
          | Composite video    |  CN3   | Audio line 1 out -  |  SC1   |
          | channel 1 out      |        | see pinout below    |        |
          |--------------------+--------+---------------------+--------|
          | Composite video    |  CN4   | Audio line 2 out -  |  SC2   |
          | channel 2 out      |        | see pinout below    |        |
          |--------------------+--------+---------------------+--------|
          | Composite video    |  CN5   | Audio line 3 out -  |  SC3   |
          | channel 2 out      |        | see pinout below    |        |
          |--------------------+--------+---------------------+--------|
          | Composite video    |  CN6   | Audio line 4 out -  |  SC4   |
          | channel 4 out      |        | see pinout below    |        |
          |--------------------+--------+---------------------+--------|
          | AC power in        |  CN7   |                     |        |
          |------------------------------------------------------------|
          |      Note:The exact location of CN12 is unidentified. It   |
          |      is near LED10 - LED12 inside the adapter's case.      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                      SC1 - SC4 PINOUT                      |
          |------------------------------------------------------------|
          |       Function       | Screw |      Function       | Screw |
          |----------------------+-------+---------------------+-------|
          | Left channel         |   1   | Right channel       |   4   |
          | positive signal      |       | positive signal     |       |
          |----------------------+-------+---------------------+-------|
          | Left channel common  |   2   | Right channel       |   5   |
          |                      |       | common              |       |
          |----------------------+-------+---------------------+-------|
          | Left channel         |   3   | Right channel       |   6   |
          | negative signal      |       | negative signal     |       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DIAGNOSTIC LED(S)                      |
          |------------------------------------------------------------|
          |  LED  |    Color     |  Status  |        Condition         |
          |-------+--------------+----------+--------------------------|
          | LED1  | Unidentified |    On    |    Channel 1 is idle     |
          |-------+--------------+----------+--------------------------|
          | LED1  | Unidentified |   Off    |  Channel 1 is not idle   |
          |-------+--------------+----------+--------------------------|
          | LED2  |    Green     |    On    |  Channel 1 is receiving  |
          |       |              |          |           data           |
          |-------+--------------+----------+--------------------------|
          | LED2  |    Green     |   Off    |     Channel 1 is not     |
          |       |              |          |      receiving data      |
          |-------+--------------+----------+--------------------------|
          | LED3  | Unidentified |    On    | Error condition detected |
          |       |              |          | on channel 1 or no card  |
          |       |              |          |  installed in channel 1  |
          |-------+--------------+----------+--------------------------|
          | LED3  | Unidentified |   Off    |  Channel 1 is operating  |
          |       |              |          |         normally         |
          |-------+--------------+----------+--------------------------|
          | LED4  | Unidentified |    On    |    Channel 2 is idle     |
          |-------+--------------+----------+--------------------------|
          | LED4  | Unidentified |   Off    |  Channel 2 is not idle   |
          |-------+--------------+----------+--------------------------|
          | LED5  |    Green     |    On    |  Channel 2 is receiving  |
          |       |              |          |           data           |
          |-------+--------------+----------+--------------------------|
          | LED5  |    Green     |   Off    |     Channel 2 is not     |
          |       |              |          |      receiving data      |
          |-------+--------------+----------+--------------------------|
          | LED6  | Unidentified |    On    | Error condition detected |
          |       |              |          | on channel 2 or no card  |
          |       |              |          |  installed in channel 2  |
          |-------+--------------+----------+--------------------------|
          | LED6  | Unidentified |   Off    |  Channel 2 is operating  |
          |       |              |          |         normally         |
          |-------+--------------+----------+--------------------------|
          | LED7  | Unidentified |    On    |    Channel 3 is idle     |
          |-------+--------------+----------+--------------------------|
          | LED7  | Unidentified |   Off    |  Channel 3 is not idle   |
          |-------+--------------+----------+--------------------------|
          | LED8  |    Green     |    On    |  Channel 3 is receiving  |
          |       |              |          |           data           |
          |-------+--------------+----------+--------------------------|
          | LED8  |    Green     |   Off    |     Channel 3 is not     |
          |       |              |          |      receiving data      |
          |-------+--------------+----------+--------------------------|
          | LED9  | Unidentified |    On    | Error condition detected |
          |       |              |          | on channel 3 or no card  |
          |       |              |          |  installed in channel 3  |
          |-------+--------------+----------+--------------------------|
          | LED9  | Unidentified |   Off    |  Channel 3 is operating  |
          |       |              |          |         normally         |
          |-------+--------------+----------+--------------------------|
          | LED10 | Unidentified |    On    |    Channel 4 is idle     |
          |-------+--------------+----------+--------------------------|
          | LED10 | Unidentified |   Off    |  Channel 4 is not idle   |
          |-------+--------------+----------+--------------------------|
          | LED11 |    Green     |    On    |  Channel 4 is receiving  |
          |       |              |          |           data           |
          |-------+--------------+----------+--------------------------|
          | LED11 |    Green     |   Off    |     Channel 4 is not     |
          |       |              |          |      receiving data      |
          |-------+--------------+----------+--------------------------|
          | LED12 | Unidentified |    On    | Error condition detected |
          |       |              |          | on channel 4 or no card  |
          |       |              |          |  installed in channel 4  |
          |-------+--------------+----------+--------------------------|
          | LED12 | Unidentified |   Off    |  Channel 4 is operating  |
          |       |              |          |         normally         |
          |-------+--------------+----------+--------------------------|
          | LED13 |    Green     | Blinking |  Adapter is functioning  |
          |       |              |          |         normally         |
          |-------+--------------+----------+--------------------------|
          | LED13 |    Green     |   Off    |      Adapter is not      |
          |       |              |          |   functioning normally   |
          |-------+--------------+----------+--------------------------|
          | LED14 | Unidentified |    On    | Hardware error detected  |
          |-------+--------------+----------+--------------------------|
          | LED14 | Unidentified |   Off    |    Hardware error not    |
          |       |              |          |         detected         |
          +------------------------------------------------------------+