Fan Power Connectors: Cpufan1, Sysfan1, Pwrfan1; Chassis Intrusion Switch Connector: Jci1 - MSI 945GM3-F User Manual

M S-7267 M ainboard

Fan Power Connectors: CPUFAN1, SYSFAN1, PWRFAN1

The fan power connectors support system cooling fan with +12V. W hen connecting
the wire to the connectors, always take note that the red wire is the positive and
should be connected to the +12V, the black wire is Ground and should be connected
to GND. If the mainboard has a System Hardware Monitor chipset on-board, you must
use a specially designed fan with speed sensor to take advantage of the CPU fan
control.
CONTROL
SENSOR
+1 2V
GND
CPUFAN1
Important
Please refer to the recommended CPU fans at Intel
the vendors for proper CPU cooling fan.

Chassis Intrusion Switch Connector: JCI1

This connector connects to a 2-pin chassis switch. If the chassis is opened, the
switch will be short. The system will record this status and show a warning mes-
sage on the screen. To clear the warning, you must enter the BIOS utility and clear the
record.
2-14
GND
+12V
SENSOR
SYSFAN1
®
official website or consult
JCI1
GND
CINTRU 1
GND
+12V
SENSOR
PW RFAN1