10
Installing the Motherboard
Connecting Case Components
After you have installed the motherboard into a case, you can begin con-
necting the motherboard components. Refer to the following:
1
Connect the CPU cooling fan cable to
CPU_FAN1
.
2
Connect the Northbridge cooling fan cable
NB_FAN
.
3
Connect the system cooling fan connector to
SYS_FAN1
.
4
Connect the case speaker cable to
SPK1
.
5
Connect the case switches and indicator LEDs to the
PANEL1
.
6
Connect the standard power supply connector to
PWR1
.
7
Connect the auxiliary case power supply connector to
PWR2
.
Connecting 20/24-pin power cable
Users please note that the 20-pin and 24-pin power cables can both be connected
to the ATX1 connector. With the 20-pin power cable, just align the 20-pin power
cable with the pin 1 of the ATX1 connector. However, using 20-pin power cable
may cause the system to become unbootable or unstable because of insufficient
electricity. A minimum power of 300W is recommended for a fully-configured
system.
20-pin power cable
24-pin power cable
Users please note that when installing 24-pin
power cable, the latches of power cable falls
ont the right side of PWR1 connector latch.
Users please note that when installing 20-pin
power cable, the latche of power cable falls on
the left side of the PWR1 connector latch, just
as the picture shows.
Summary of Contents for K8T890-A
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