DTK Computers
Technical Information Sheet for PTI-206B
S=shorted, O=open DIP switch 1=on 0=off
Switch setting for EGA as Primary Adapter
Type of adapter attached.
1 2 3 4 EGA Monochrome CGA
--------------------------------------------
1 0 0 1 Color(40x25) Secondary None
0 0 0 1 Color(80x25) Secondary None
1 1 1 0 EGA Emulation Secondary None
0 1 1 0 EGA HiRes Secondary None
1 0 1 0 Monochrome None Secondary
0 0 1 0 Monochrome None Secondary
Switch setting for EGA as Secondary Adapter
Type of adapter attached.
1 2 3 4 EGA Monochrome CGA
--------------------------------------------
1 1 1 1 Color(40x25) Primary None
0 1 1 1 Color(80x25) Primary None
1 0 1 1 EGA Emulation Primary None
0 0 1 1 EGA HiRes Primary None
1 1 0 1 Monochrome None Primary
0 1 0 1 Monochrome None Primary
JP1:Printer Port Select JP2:Printer Port Address
1-2 S LPT1 1-2 S 3XX
2-3 S LPT2 2-3 S 2XX
JP3:Monochrome Type JP4:Monitor Attached
O MDA 1-2 S Color
S Hercules 2-3 S Monochrome
CN1:Feature Connector
<1> GND <17> FEAT1
<2> -12V <18> BLANK
<3> +12V <19> FEAT 0
<4> J1 <20> FC1
<5> J2 <21> FC0
<6> G'OUT <22> G'/I
<7> R'OUT <23> B'/V
<8> B'OUT <24> HIN
<9> ATRS/L <25> VIN
<10> B'OUT <26> 14MHz
<11> G OUT <27> Internal
<12> G <28> EXT OSC
<13> R' <29> V OUT
<14> B <30> H OUT
<15> R <31> GND
<16> R OUT <32> +5V
P2:Light Pen Interface
<1> Light Pen Input
<2> Not used
<3> Light Pen Switch
<4> Ground
<5> 5 volts
<6> 12 volts
