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INSTALLATIONS
8 MB890 User’s Manual
Setting the Jumpers
Jumpers are used on MB890 to select various settings and features
according to your needs and applications. Contact your supplier if you
have doubts about the best configuration for your needs. The following
lists the connectors on MB890 and their respective functions.
Jumper Locations on MB890 .......................................................... 9
JP1: CPU Host Clock.................................................................... 10
JP2: Power Mode Setting .............................................................. 10
JP3: LVDS Power Setting ............................................................ 10
JP4: 1394 Controller EEPROM Write Protect ............................. 10
JP6, JP7, JP8: RS232/422/485 (COM2) Selection ....................... 11
JP9: COM2 RS232 Pin9 Setting ................................................... 11
JP10: COM1 RS232 Pin9 Setting ................................................. 11
JP11: Clear CMOS Contents ........................................................ 12
JP13: Compact Flash Mode Setting .............................................. 12
J13: Intel
®
82541GI Gigabit LAN Enable/Disable ....................... 12
JP14: CPU VCCA Voltage Setting ............................................... 12
SW1: FSB / DDR Setting ............................................................. 12