Asus P8B75-M LX/TW - Manual (Page 37)

ASUS P8B75-M LX 1-27
Do not forget to connect the fan cables to the fan connectors. Insufficient air flow 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 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_FAN
P8B75-M LX
P8B75-M LX fan connectors
GND
CHA FAN PWR
CHA FAN IN
CPU_FAN
CPU F
AN PWM
CPU F
AN IN +12V GND
P8B75-M LX
P8B75-M LX 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