MSI IM-QM77 User Manual page 32

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Hardware Setup
COM2~4 Power Select Jumper: JCMV2~4 (QM77)
This jumper specifies the operation voltage of the onboard COM2~4.
1
1
1
12V
JCMV2~4 5V (Default)
Important
Avoid adjusting the jumper when the system is on; it will damage the
mainboard.
LVDS Voltage Select Jumper: J2
This jumper specifies the operation voltage of LVDS.
1
1 1
J2
3V(Default)
5V
Important
Avoid adjusting the jumper when the system is on; it will damage the
mainboard.
AT/ATX Select Jumper: JATX1
This jumper allows users to select between AT and ATX power.
1
1
1
JAT1
AT Power ATX Power
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