AR-B5890 Quick Manual
AR-B5890 Manual Part No: 220010389-G
5
3.1.10 COM5 (RS-232/ RS-422/
RS-485 Serial Ports)
3.1.11 GPIO1(Pin Header for
User-Defined GPIOs)
3.1.12 CPUFAN (CPU Fan
Connector)
PIN
2 12V
3 GND
3.1.13 SYSFAN1 (System Fan
Connector)
3.1.14 JP3 & JP5 (RTC (Real
Time Clock) Reset
3.1.15 JP2 & JP4 & JP6 (Front
Side Bus Clock Strapping)
3.1. 7 SYSFAN3 (System Fan
Connector)
3.1.8 JP18 & JP20 (
Select
COM5 RS232/422/485
)
3.1.9 CN3 & CN4 (Pin Header
for 4USB Ports)
PIN
SIGNAL
1 GND
2 12V
3 3.3V
JP18
JP20
STATUS SETTING
AR-B5890 Quick Manual
AR-B5890 Manual Part No: 220010389-G
6
3.1.19 JP19 (JST Connector for
Microphone)
3.1.20 JP14 (JST Connector
for Line In
3.1.21 JP15 (Keyboard Lock)
3.1.22 KM1 (JST Connector for
Keyboard & Mouse)
3.1.23 JP17 (Switch for Select
COM5 RS-232/422/485
3.1.24 COM6 (RS-232 Serial
Ports)
PIN
1 DCD 2 DSR
3 RX 4 RTS
5 TX 6 CTS
7 DTR 8 RI
9 GND
NC
3.1.16 AUDIO1 (Audio Output
Connector(5.1 CH))
3.1.17 JP17 (Switch for Select
COM5 RS-232/422/485
3.1.18 JP13 (Power Button &
Reset & Buzzer & Power LED
&HD LED)
Front output right channel
Front output left channel
Surround out right channel
Surround out left channel
SIGNAL
1 Power LED +
2 Power LED-
3 HD LED+
4 HD LED-
5 Buzzer+
6 Buzzer-
7-8