
AITECH INTERNATIONAL CORPORATION

PROVGA/TV PLUS

Category                  Video/Sound
Video Types Supported     VGA
Video Processor           Aitech International
Highest Resolution        640 x 480
Supported
Data Bus Type             16-bit ISA
Memory Type               VRAM
Maximum Onboard Memory    512KB (location unidentified)

[Image]

                                CONNECTIONS

      Purpose          Location            Purpose             Location

  S-VHS output            CN1        VESA feature                CN5
  connector                          connector

  RCA jack - video        CN2        Sync adjustment             VR5
  output                             potentiometer

  S-VHS input             CN3        Color adjustment            VR6
  connector                          potentiometer

  RCA port - video        CN4
  input

                        I/O BASE ADDRESS SELECTION

     Address          SW1/1         SW1/2         SW1/3          SW14

        360h          Off            On           Off            Off

         200h           On            On            On            On

         220h           On            On            On            Off

         240h           On            On           Off            On

         260h           On            On           Off            Off

         280h           On           Off            On            On

         2A0h           On           Off            On            Off

         2C0h           On           Off           Off            On

         2E0h           On           Off           Off            Off

         300h          Off            On            On            On

         320h          Off            On            On            Off

         340h          Off            On           Off            On

         380h          Off           Off            On            On

         3A0h          Off           Off            On            Off

         3C0h          Off           Off           Off            On

         3E0h          Off           Off           Off            Off

                            INTERRUPT SELECTION

     IRQ         JP4       JP5       JP6       JP7       JP8       JP9

     IRQ12    Closed     Open      Open      Open       Open      Open

      IRQ15     Open     Closed     Open      Open       Open      Open

      IRQ9      Open      Open     Closed     Open       Open      Open

      IRQ7      Open      Open      Open     Closed      Open      Open

      IRQ14     Open      Open      Open      Open      Closed     Open

      IRQ5      Open      Open      Open      Open       Open     Closed

