Asus P5B-E Plus - Manual (Page 34)

-10 Chapter 2: Hardware information
3. Connect the CPU fan cable to the connector on the motherboard labeled
CPU_FAN.
2. Push down two fasteners at a time
in a diagonal sequence to secure
the heatsink and fan assembly in
place.
B
A
A
A B
B
Do not forget to connect the CPU fan connector! Hardware monitoring errors
can occur if you fail to plug this connector.
P5B Deluxe
®
P5B Deluxe CPU fan connector
CPU_FAN
GND CPU F
AN PWR
CPU F
AN IN
CPU F
AN PWM
A
B