Asus P8B75-M LE Computer Hardware User Manual


 
ASUS P8B75-M LE Series 1-27
Do not forget to connect the fan cables to the fan connectors. Insufcient air ow inside the
system may damage the motherboard components. These are not jumpers! Do not place
jumper caps on the fan connectors!
5. 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.
The CPU_FAN connector supports a CPU fan of maximum 2A (24 W) fan power.
Only the 4-pin CPU fan supports the ASUS Fan Xpert and Q-Fan 2 feature.
6. LPT connector (26-1 pin LPT)
The LPT (Line Printing Terminal) connector supports devices such as a printer. LPT is
standardized as IEEE 1284, which is the parallel port interface on IBM PC-compatible
computers.
CHA_FAN1
P8B75-M LE
P8B75-M LE fan connectors
GND
+12V
Rotation
CPU_FAN
CPU FAN PWM
CPU FAN IN
CPU FAN PWR
GND
P8B75-M LE
P8B75-M LE Parallel Port Connector
LPT
PIN 1
SLCT
PE
BUSY
ACK#
PD7
PD6
PD5
PD4
PD3
PD2
PD1
PD0
STB#
GND
GND
GND
GND
GND
GND
GND
GND
SLIN#
INIT#
ERR#
AFD