User`s manual

ENDAT-D2550 USERS MANUAL
UNICORN COMPUTER CORP.
11
J1: PS/2 Keyboard / Mouse Header (2x5 with 2.54mm)
Pin No. Signal (KB) Pin No. Signal (MS)
1 KB Data 2 MS Data
3 KEY 4 KEY
5 GND 6 GND
7 +5V(DC) 8 +5V(DC)
9 KB_CLK 10 MS_CLK
JKBMS1: External PS/2 Device Header (2x7 with 2.0mm)
Pin No. Signal (KB) Pin No. Signal (MS)
1 MS Data Out 2 KB Data Out
3 MS Data In 4 KB Data In
5 MS CLK Out 6 KB CLK Out
7 MS CLK In 8 KB CLK In
9 KEY 10 KEY
11 +5V(DC) 12 +5V(DC)
13 GND 14 GND
JP3, JP5, JP1: COM Port Voltage Selector (2x6 with 2.0mm)
Voltage +12V(DC) R.I. * +5V(DC)
JP3 (COM1) 1-2 3-4 5-6
JP3 (COM2) 7-8 9-10 11-12
JP5 (COM3) 1-2 3-4 5-6
JP5 (COM4) 7-8 9-10 11-12
JP1 (COM5) 1-2 3-4 5-6
JP1 (COM6) 7-8 9-10 11-12
JP6: LCD Backlight Voltage Select (1x3 with 2.0mm)
Voltage +5V * +12V
JP6 (LVDS1) 1-2 2-3
JP7: LCD Backlight Control Voltage Select (1x3 with 2.0mm)
Voltage +3.3V * +5V
JP7 (LVDS1) 1-2 2-3
JP8: LCD Voltage Select (2x3 with 2.0mm)
Voltage +3.3V * +5V +12V
JP8 (LVDS1) 1-2 3-4 5-6