1-13
Chapter 1 Motherboard 4S648/4S648N
SiS
963L
W83
697
8100BL
RTL
SiS
648
mPGA478B
Socket 478
1.5.2 CPU Fan Installation with P4 Fan Base
1. P4 CPU Fan is typically designed with 4 latches and mounted
with a thick heatsink. Please do not use other type of CPU fan
which cannot match the P4 Fan base on board.
2. Install the P4 CPU fan into the Fan base in such a way that
the 4 latches of the CPU Fan match with the 4 Supporters of
the CPU Fan Base.
3. Press down the latches to lock CPU Fan to the Fan Base.
4. Then connect the Fan Power Cable to one of the Fan con-
nectors on board.
5. Make sure that the Fan Power Cable is correctly connected
to Fan Connector.
Fan Base
4 Latch-supporters
Fan Connector for Fan Power Cable
Mainboard