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MS-7053 ATX Mainboard
The mainboard provides connectors to connect to FDD, IDE HDD, case, LAN,
USB Ports and CPU/System FAN.
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: CPUFAN2/SYSFAN2/NBFAN1
The CPUFAN2 (processor fan), SYSFAN2 (system fan) and NBFAN1
(NorthBridge Chipset fan) support system cooling fan with +12V. It supports four/
three-pin head connector. When 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
CPUFAN2
MSI Reminds You...
1. Always consult the vendors for proper CPU cooling fan.
2. CPUFAN2 supports fan control. CPU fan with 3 or 4 pins are both
available.
3. Please refer to the recommended CPU fans at Intel
website.
E-2-14
Connectors
FDD1
GND
+12V
Sensor
NBFAN1
SYSFAN2
GND
+12V
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