ASROCK B660M-ITX/ac - Page 27

23
English
B660M-IT X/ac
CPU Fan Connector
(4-pin CPU_FAN1)
(see p.1, No. 3)
CPU_F
+12V
GND
AN_SPEED
FAN_SPEED_CONTROL
4 3 2 1
is motherboard pro-
vides a 4-Pin CPU fan
(Quiet Fan) connector.
If you plan to connect a
3-Pin CPU fan, please
connect it to Pin 1-3.
ATX Power Connector
(24-pin ATXPWR1)
(see p.1, No. 7)
is motherboard pro-
vides a 24-pin ATX power
connector.
ATX 12V Power
Connector
(8-pin ATX12V1)
(see p.1, No. 2)
is motherboard
provides a 8-pin ATX 12V
power connector. To use a
4-pin ATX power supply,
please plug it along Pin 1
and Pin 5.
*Warning: Please make
sure that the power cable
connected is for the CPU
and not the graphics
card. Do not plug the
PCIe power cable to this
connector.
Addressable LED Header
(3-pin ADDR_LED1)
(see p.1, No. 5)
is header is used to connect
Addressable LED extension cable
which allows users to choose
from various LED lighting
eects.
Caution: Never install the
Addressable LED cable in the
wrong orientation; otherwise,
the cable may be damaged.
* Please refer to page 28 for
further instructions on this
header.
12
1
24
13
VOUT
DO_ADDR
GND
1
4
1
8 5