Lanner electronic FW-7890 user manual Jumper Settings and I/O Connector, Connector Pin Assignments

1.4.2 Jumper Settings and I/O Connector

The onboard jumper settings and I/O connector of MB-X77 are custom-tailored to fit the FW-7890 functionality. Changing the jumper settings may result in system malfunction or unforeseen damages.

Jumper Settings and I/O Connector Summary for MB-X77

JUMPER	FUNCTION
PLRS1	Power LED,HD LED,Reset,Speaker Connector(11 Pin 2.54mm)
PKMB1	PS/2 Keyboard & Mouse Connector (2x4 Header 2.54 mm)
CMOS1	Clear CMOS Data
IDEB1	IDE Interface Connector (40 Pin 2.54mm Pitch Header)
FAN 1 -3	3 Pin FAN Connector
FAN 4- 6	3 Pin FAN Connector
CF1	Compact Flash Connector
COMB1	Serial Port #2 Connector (Header)
LPTA1	Parallel Connector (26 Pin 2.00mm Pitch Header)
PSC1	24 Pin ATX Power Connector
PCIB1	124 Pin Mini PCI Socket
PCIXA1	184 Pin 3V PCIX Socket
PS4S1 - 2	4 Pin Power Connector
PS8P1	8 Pin Power Connector
SATAB1	180 SATA Connector
VR1	Control Sound
PME1	One PME1 Connector supports Wake-on-LAN
LUSBCOM1	BOX_HEADER_2X20_2.00_DIP
PCIEA1 -3	PCI EXPRESS CONNECTOR
USBF1	USB Port#1 & #2 Connector 2x5 Pin 2.54mm
PSWB1	ATX Power As AT Power Use Power Button
REDP1	2 Pin header for Redundant Power detect signal

1.4.3 Connector Pin Assignments

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