ASRock IMB-190 [21/44] Case open detection feature

ASRock IMB-190 [21/44] Case open detection feature
21
Chassis Intrusion Headers This motherboard supports
(2-pin CI1, CI2: see p.12, No. 29)
CASE OPEN detection feature
that detects if the chassis cover
has been removed. This feature
requires a chassis with chassis
intrusion detection design.
Close: Active Case Open
Open: Normal
1
Signal
GND
COM Port Headers
(10-pin COM1: see p.12, No. 8)
(10-pin COM2: see p.12, No. 9)
(10-pin COM3: see p.12, No. 10)
(10-pin COM4: see p.12, No. 11)
1
2
PIN
Signal
Name
PIN
Signal
Name
PIN
Signal
Name
PIN
Signal
Name
PIN
Signal
Name
10 N/A 8 CCTS# 6 DDSR# 4 DDTR# 2 RRXD
9
+5V
7
RRTS#
5
GND
3
TTXD
1
DDCD#
This motherboard supports RS232/422/485 on COM1, 2 ports. Please refer to below
table for the pin denition. In addition, COM1, 2 ports (RS232/422/485) can be
adjusted in BIOS setup utility > Advanced Screen > Super IO Conguration. You
may refer to page 36 for details.
COM1, 2 Port Pin Denition
PIN RS232 RS422 RS485
1 DCD TX- RTX-
2 RXD RX+ N/A
3 TXD TX+ RTX+
4 DTR RX- N/A
5 GND GND GND
6 DSR N/A N/A
7 RTS N/A N/A
8 CTS N/A N/A
9 +5V +5V +5V
10 NC NC NC
System Panel Header This header accommodates
(9-pin PANEL1)
several system front panel
(see p.12, No. 12)
functions.
GND
RESET#
PWRBTN#
PLED-
PLED+
GND
HDLED-
HDLED+
1
GND

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