User`s manual

User’s Manual 7
JP8, JP9: RS232 / 422 / 485 Selector for COM2 (2.0mm)
TYPE JP8 (3x4/2mm) JP9 (2x7/2mm)
RS-232 * 1-2, 4-5, 7-8, 10-11 1-2
RS-422/485 2-3, 5-6, 8-9, 11-12 3-4, 5-6
JP12: Box Header for Case Panel (2.54mm)
Pin No. Function
1(-), 2(+)
HDD active LED
3,6
External Speaker
4,5
Buzzer On/Off
7,8
Hardware Reset Switch
9,10
ATX Power On/Off
11(-),12(+)
Power LED
13,14
Close: Enable WDT function
JBAT1: CMOS Data Clear (2.0mm)
Pin 1-2 Normal (Default)
Pin 2-3 Close for clear CMOS
Part 2: Onboard Connectors
JP1: PS/2 Keyboard / Mouse Box Header Connector (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
JP4: IR Box Header Connector (2.54mm)
Pin 1
VCC
Pin 4
GND
Pin 2
N.C
Pin 5
IRTX
Pin 3
IRRX
JP10: LINE OUT Box Header Connector (2.54mm)
Pin No. Function Pin No. Function
1
RIGHT
2
GND
3
GND
4
LEFT
8 The ENDAT-3400M System Board
CN2: Printer (LPT1) Port
Pin No. Description Pin No. Description
1
STB#
10
ACK#
2
PD0
11
BUSY
3
PD1
12
PE
4
PD2
13
SLCT
5
PD3
14
AFD#
6
PD4
15
ERR#
7
PD5
16
INIT#
8
PD6
17
SLIN#
9 PD7 18-25 GND
CN6: CRT Box Header Connector
Pin No. Description Pin No. Description
1
RED
9
N.C / +5V
2
GREEN
10
GND
3
BLUE
11
N.C.
4 N.C. 12 DDC DAT
5 GND 13 H-Sync
6 GND 14 V-Sync
7
GND
15
DDC CLK
8 GND
CN5: Box Header Type Connector for COM2 port (RS-232)
Pin No. Function Pin No. Function
1
DCD
6
DSR
2
RXD
7
RTS
3 TXD 8 CTS
4 DTR 9 RI
5 GND 10 N.C.
HDDPWR1: Output Power for Hard Disk (3.96mm)
Pin No. Function Pin No. Function
1 +5V 2 GND
3 GND 4 +12V