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RESET (Reset Switch):
Connect to the reset switch on the chassis front panel. Press the reset
switch to restart the computer if the computer freezes and fails to perform a
normal restart.
PLED (System Power LED):
Connect to the power status indicator on the chassis front panel. The LED
is on when the system is operating. The LED keeps blinking when the sys-
tem is in S1 sleep state. The LED is off when the system is in S3/S4 sleep
state or powered off (S5).
HDLED (Hard Drive Activity LED):
Connect to the hard drive activity LED on the chassis front panel. The LED
is on when the hard drive is reading or writing data.
The front panel design may differ by chassis. A front panel module mainly
consists of power switch, reset switch, power LED, hard drive activity LED,
speaker and etc. When connecting your chassis front panel module to this
header, make sure the wire assignments and the pin assign-ments are
matched correctly.
LPC Debug Header
(13-pin LPC1)
(
see p.16, No. 6)
COM Port Header (RS232/422/485)
(9-pin COM1: see p.16, No. 3)
* This motherboard supports RS232/422/485 on COM1 port. Please refer to below table for the pin
definition. In addition, COM1 port (RS232/422/485) can be adjusted in BIOS setup utility > Advanced
Screen > Super IO Configuration. You may refer to page 23 for details.
PIN
PCIRST#
FRAME
PCICLK
RRXD1
1
DDCD#1
COM1 Port Pin Definition
RS232
1
DCD, Data Carrier Detect
2
RXD, Receive Data
3
TXD, Transmit Data
4
DTR, Data Terminal Ready
5
GND
6
DSR, Data Set Ready
7
RTS, Request To Send
8
CTS, Clear To Send
9
N/A
4X4 BOX-V1000/R1000
This connector supports a
Trusted Platform Module (TPM)
system, which can
securely store keys, digital
certificates, passwords, and
data. A TPM system also helps
enhance network security,
protects digital identities, and
ensures platform integrity.
DDTR#1
DDSR#1
CCTS#1
RRI#1
RRTS#1
GND
TTXD1
RS422
RS485
TX-
RTX-
TX+
RTX+
RX+
N/A
RX-
N/A
GND
GND
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
19
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