     DTK Computers

     Technical Information Sheet for PTI-223C
     S=shorted, O=open             DIP switch 1=on 0=off

     J1:IRQ Control                J6:Monitor Detection Control
        1-2 S Enable use of IRQ9      1-2 S Standard Monitor
        2-3 S Disable use of IRQ9     2-3 S Non-standard Monitor
     
     SW3:Scan Rate                 J2:Bus Detection
       O  48.7Khz                     O  Autodetect
       S  Default Scan Rate           S  Disable Autodetect
