Acrosser AR-B5230 User Manual
Page 13
AR-B5230 Series User’s Manual
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2.2.25 System FAN (FAN2)
Note: The FAN will start to work when temperature over 67ºC and stop when
temperature below 53ºC.
2.2.26 Switch button (J1)
2.2.27 RS232/422/485 select jumper (JP2)
2.2.28 GPIO connector (GPIO1)
2.2.29 Audio connector (AUDIO1)
2.2.30 RS422/RS485 connector (J2)
PIN
SIGNAL
PIN
SIGNAL
1 /DCDB 2
/DSRB
3 RXDB 4
/RTSB
5 TXDB 6
/CTSB
7 /DTRB 8
/RIB
9 GND
SET
SIGNAL
1-2
SPEAKER
3-4
RESET
5-6
POWER BUTTON
SET
SIGNAL
1-2
RS232
3-4
RS422
5-6
RS485
PIN
SIGNAL
PIN
SIGNAL
1 GPIO0 2
VCC
3 GPIO1 4
GPIO7
5 GPIO2 6
GPIO6
7 GPIO3 8
GPIO5
9 GND 10
GPIO4
PIN
SIGNAL
PIN
SIGNAL
1
LINE OUT R
2
LINE OUT L
3 GND 4
N.A
5
LINE IN R
6
LINE IN L
7 GND 8
N.A
9 N/A 10
MIC
IN
11
GND 12
GND
13
N/A 14
N/A
15
N/A 16
N/A