20
Installing the Motherboard
CASE: Chassis Intrusion Detect Header
This detects if the chassis cover has been removed. This function needs a chassis
equipped with instrusion detection switch and needs to be enabled in BIOS.
This is a header that can be used to connect to the printer, scanner or other devices.
LPT: Onboard parallel port header
1 STB 14 AFD
2 PD0 15 ERR
3 PD1 16 PRNINIT
4 PD2 17 SLIN
5 PD3 18 GND
6 PD4 19 GND1
7 PD5 20 GND2
Pin Signal Name Pin Signal Name
8 PD6 21 GND3
9 PD7 22 GND4
10 ACK 23 GND5
11 BUSY 24 GND6
12 PE 25 GND7
13 SLCT 26 Key
Connect a serial port extension bracket to this header to add a serial port to your
system.
COM: Onboard serial port header
Short Chassis cover is removed
Open Chassis cover is closed
Pin 1-2 Function
Pin Signal Name Pin Signal Name
1 DCD 2 RX
3 TX 4 DTR
5 Ground 6 OSR
7 RTS 8 CTS
9 RL 10 Key