PCchips M935 Series, User Manual

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2: Mainboard Installation
Jumper JP3: Clear CMOS Memory
This jumper can clear the contents of the CMOS memory. You may
need to clear the CMOS memory if the settings in the Setup Utility
are incorrect and prevent your mainboard from operating. To clear
the CMOS memory, disconnect all the power cables from the
mainboard and then move the jumper cap into the CLEAR setting
for a few seconds.
Function Jumper Setting
Clear CMOS Short Pins 1-2
Normal Mode Short Pins 2-3
Install the Mainboard
Install the mainboard in a system chassis (case). The board is an
ATX size mainboard with a twin-tier of I/O ports. You can install
this mainboard in an ATX case. Ensure that your case has an I/O
cover plate that matches the ports on this mainboard.
Install the mainboard in a case. Follow the instructions provided by
the case manufacturer using the hardware and internal mounting
points on the chassis.
Connect the power connector from the power supply to the
ATX_PW1 connector on the mainboard.
If there is a cooling fan installed in the system chassis, connect the
cable from the cooling fan to the
JP2 fan power connector on the
mainboard.
Connect the cable from the PC speaker to the
SPK1 header on the
mainboard. Here is a list of SPK1 header’s pin assignments.
15
AUDIO1
SPK1
1
1
ATX_PW1
1
SW1
JP2