DTK Computers

     Technical Information Sheet for PII-157
     S=shorted, O=open                  DIP switch 1=on 0=off

     CN1:Feature Connector              P2:Light Pen Port
	<1> GND                            <1> Light Pen Input
	<2> -12v                           <2> Not used
	<3> +12v                           <3> Light pen switch
	<4> J1                             <4> Chassis ground
	<5> J2                             <5> +5 volts
	<6> G'OUT                          <6> +12 volts
	<7> R'OUT                  
	<8> B'OUT                       SW1:SEGA & MDA (SEGA Primary)
	<9> ATRS/L                          1 2 3 4 5  Monitor
       <10> B OUT                           1 0 0 1 0  RGB 40 col
       <11> G OUT                           0 0 0 1 0  RGB 80 col
       <12> G                               1 1 1 0 0  EGA 200 lines
       <13> R'                              0 1 1 0 0  EGA 350 lines
       <14> B
       <15> R                           SW1:SEGA & MDA (MDA Primary)
       <16> R OUT                           1 2 3 4 5  Monitor
       <17> FEAT 1                          1 1 1 1 0  RGB 40 col
       <18> BLANK                           0 1 1 1 0  RGB 80 col
       <19> FEAT 0                          1 0 1 1 0  EGA 200 lines
       <20> FC1                             0 0 1 1 0  EGA 350 lines
       <21> FC0
       <22> G'/I                        J2:Clock Select
       <23> B'/V                           Top 2 pins:external clock
       <24> H IN                           Bottom 2 pins:24.872 MHz
       <25> V IN
       <26> 14 MHz                      J3:Port #
       <27> Internal                       Top 2 pins:Port 1
       <28> EXT OSC                        Bottom 2 pins:Port2
       <29> V OUT
       <30> H OUT
       <31> GND
       <32> +5V