1-12 Chapter 1: Product introduction
DO NOT forget to connect the fan cables to the fan connectors. Insufcient air ow inside
the system may damage the motherboard components. These are not jumpers! Do not
place jumper caps on the fan connectors!
2. CPU and Chassis fan connectors (4-pin CPU_FAN, 3-pin CHA_FAN)
Connect the fan cables to the fan connectors on the motherboard, ensuring that the
black wire of each cable matches the ground pin of the connector.
Only the 4-pin CPU fan supports the ASUS Q-Fan feature.
CPU_FAN
CPU FAN PWM
CPU FAN IN
CPU FAN PWR
GND
Rotation
+12V
GND
CHA_FAN
P5G41-M LX2/GB fan connectors
P5G41-M LX2/GB
3. Serial ATA connectors (7-pin SATA1-4)
These connectors are for the Serial ATA signal cables for Serial ATA 3Gb/s hard disk
drives and optical disk drives. The Serial ATA 3Gb/s is backward compatible with the
Serial ATA 1.5Gb/s specication. The data transfer rate of the Serial ATA 3Gb/s is faster
than the standard parallel ATA (133 MB/s).
SATA2
GND
RSATA_RXN2
RSATA_RXP2
GND
RSATA_TXN2
RSATA_TXP2
GND
SATA1
GND
RSATA_RXN1
RSATA_RXP1
GND
RSATA_TXN1
RSATA_TXP1
GND
SATA4
GND
RSATA_RXN4
RSATA_RXP4
GND
RSATA_TXN4
RSATA_TXP4
GND
SATA3
GND
RSATA_RXN3
RSATA_RXP3
GND
RSATA_TXN3
RSATA_TXP3
GND
P5G41-M LX2/GB SATA connectors
P5G41-M LX2/GB
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