2.5.10 J15: System Function Connector
JST-B13B-PH-KL
Pin No.
1
2
3
4
5
6
7
8
9
10*
11*
12*
13*
*Not Default Setting
2.5.11 J16: RTC BAT. Connector
DF-13-2P-1.25H
Pin No.
1
2
A831 SBC User Manual
SYMBOL
PWR Button
Ground
Reset Button
HD Led
5V
HD LED#
PWR LED
5V
Ground
Volume Control +
Volume Control -
Brightness Control +
Brightness Control -
SYMBOL
Ground
Battery +3.0V
19