Micronics M4Pi System Board Manual
2-6
Table 2-10 lists the jumper settings for case and peripheral connections.
Jumper
Function
Notes
J81
PCI IDE Connector
Primary
J38
ISA IDE Connector
Secondary
J39
Floppy Connector
J22
Parallel Port Connector
Can be disabled at the
CMOS configuration screen.
J18
Serial Port (Com1)
Can be disabled at the
CMOS configuration screen.
J21
Serial Port (Com 2)
Can be disabled at the
CMOS configuration screen.
J11
AT Keyboard Connector
AT Version only
J10
PS/2 Keyboard
PS/2 Version only
J7
PS/2 Mouse
PS/2 Version only
J8
Ext. Keyboard
1- Clock(Keybd), 2-Data,
3-N/C, 4-Ground, 5-VCC
J12 &J22
Power Supply Connector
J54
Hard Disk LED
1-+5V DC, 2-Ground
J55
Reset
J57
Keylock/Power LED
1-Power; 2-N/C; 3-Ground;
4-Keyboard Lock; 5-Ground
J56
Speaker Connector
1-Speaker; 2-N/C;
3-Ground; 4-5V DC
J67
Reserved
Not installed
Table 2-10 Case and Peripheral Connections