ASROCK Z390 Steel Legend Manual De Instrucciones página 27

Addressable LED Header
(3-pin ADDR_LED1)
(see p.1, No. 24)
Serial Port Header
(9-pin COM1)
(see p.1, No. 25)
2.7 Post Status Checker
Post Status Checker (PSC) diagnoses the computer when users power on the
machine. It emits a red light to indicate whether the CPU, memory, VGA or storage
is dysfunctional. The lights go off if the four mentioned above are functioning
normally.
This header is used to connect
1
Addressable LED extension cable
GND
which allows users to choose
DO_ADDR
VOUT
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 40 for
further instructions on this
header.
This COM1 header
RRXD1
DDTR#1
supports a serial port
DDSR#1
CCTS#1
module.
1
RRI#1
RRTS#1
GND
TTXD1
DDCD#1
Z390 Steel Legend
25