Floppy Disk Drive Connector: Fdd1; Fan Power Connectors: Cpufan1/Nbfan1/Sysfan1/Pwrfan1; Connectors - MSI 915G Neo3-FIR User Manual

M S-7166 ATX M ainboard
The mainboard provides connectors to connect to FDD, IDE HDD, case, LAN,
and USB Ports.

Floppy Disk Drive Connector: FDD1

The mainboard provides a standard floppy disk drive connector that supports
360K, 720K, 1.2M, 1.44M and 2.88M floppy disk types.

Fan Power Connectors: CPUFAN1/NBFAN1/SYSFAN1/PWRFAN1

The CPUFAN1 (processor fan), NBFAN1, SYSFAN1 and PW RFAN1 support
system cooling fan with +12V. It supports four/three-pin head connector. 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.
GND
+12V
SENSOR
Control
C P U F A N 1
MSI Reminds You...
1. Always consult the vendors for proper CPU cooling fan.
2. CPU_FAN supports the fan control. Fan/heatsink with 3 or 4 fins
are both available.
3. Please refer to the recommended CPU fans at Intel
website.
2-14

Connectors

FDD1
G N D
+ 1 2 V
S e n s o r
S Y S F A N 1
N B FA N 1
G N D
G N D
+ 1 2 V
+ 1 2 V
S e n s o r
S e n s o r
P W R F A N 1
®
official