UNIDENTIFIED
============

   TVGA-9000C

   Category                     Video                             
   Video Types Supported        XVGA                              
   Video Processor              Trident Microsystems, Inc.        
   Highest Resolution Supported 1024 x 768                        
   Data Bus Type                16-bit ISA                        
   Memory Type                  DRAM                              
   Maximum Onboard Memory       512KB                             

<gopher://bitreich.org/I/th99/v/U-Z/50694-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |            Purpose            |          Location          |
   |-------------------------------+----------------------------|
   |   15-pin analog video port    |            CN1             |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                      ZERO WAIT STATE                       |
   |------------------------------------------------------------|
   |           Setting           |      J1       |      J2      |
   |-----------------------------+---------------+--------------|
   |        >> First stage        |     Open      |    Closed    |
   |    enabled/second stage     |               |              |
   |           enabled           |               |              |
   |-----------------------------+---------------+--------------|
   | First stage disabled/second |     Open      |     Open     |
   |        stage enabled        |               |              |
   |-----------------------------+---------------+--------------|
   | First stage enabled/second  |    Closed     |    Closed    |
   |       stage disabled        |               |              |
   |-----------------------------+---------------+--------------|
   | First stage disabled/second |    Closed     |     Open     |
   |       stage disabled        |               |              |
   |------------------------------------------------------------|
   | Note:The locations of jumpers J1 & J2 are not specified in |
   | manufacturer's documentation.                              |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                         SCAN RATE                          |
   |------------------------------------------------------------|
   |            Setting            |             J7             |
   |-------------------------------+----------------------------|
   |        >> Standard rate        |           Closed           |
   |-------------------------------+----------------------------|
   |            48.7KHz            |            Open            |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                      BIOS AUTODETECT                       |
   |------------------------------------------------------------|
   |            Setting            |             J8             |
   |-------------------------------+----------------------------|
   |           >> Enabled           |            Open            |
   |-------------------------------+----------------------------|
   |           Disabled            |           Closed           |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                          BUS SIZE                          |
   |------------------------------------------------------------|
   |      Setting      |   J6    |   J9/Jumpers A-C   |   J10   |
   |-------------------+---------+--------------------+---------|
   |>> 16-bit ISA slot |  Open   |  All jumpers open  | Closed  |
   |-------------------+---------+--------------------+---------|
   |  8-bit ISA slot   | Closed  | All jumpers closed |  Open   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   |     Size     |     J5      |    Bank 0     |    Bank 1     |
   |--------------+-------------+---------------+---------------|
   |   >> 256KB    |    Open     |  (2 256K x 4  |     None      |
   |--------------+-------------+---------------+---------------|
   |    512KB     |   Closed    |  (2 256K x 4  |  (2 256K x 4  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |               MISCELLANEOUS TECHNICAL NOTES                |
   |------------------------------------------------------------|
   | When using 8-bit ISA operation, only the second stage Zero |
   |   Wait State should be enabled, or both stages disabled.   |
   +------------------------------------------------------------+