Lanner electronic FW-7890 - Manual (Page 13)

6
PLRS1:Power LED,HD LED,Reset,Speaker Connector(11 Pin 2.54mm)
PIN NO. DESCRIPTION
1 Power LED +
2 Power LED +
3 GND
4 HDD LED +
5 HDD LED -
6 RESET SW +
7 RESET SW – (GND)
8 External Speaker -
9 Internal Buzzer -
10 NC
11 External Speaker +
PKMB1:PS/2 Keyboard & Mouse Connector (2x4 Header 2.54mm )
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 VCC 2 MSCLK
3 MSDATA 4 KEY
5 KBDATA 6 KEY
7
GND
8
KBCLK
CMOS1:Clear CMOS Data
CMOS1 Description
1-2 Normal (Default)
2-3
Clear CMOS
IDEB1 : IDE Interface Connector ( 40Pin 2.54mm Pitch Header )
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 Reset # 2 Ground
3 Data 7 4 Data 8
Default : 8-9 (ON) Internal Buzzer
2
4
6
8
1
3
5
7