ASROCK Z490M-ITX/ac Manual Del Usuario página 30

Addressable LED Header
(3-pin ADDR_LED1)
(see p.1, No. 7)
26
This header is used to connect
Addressable LED extension cable
which allows users to choose
from various LED lighting
effects.
Caution: Never install the
Addressable LED cable in the
wrong orientation; otherwise,
the cable may be damaged.
* Please refer to page 33 for
further instructions on this
header.