30 gpio address (j23), 31 at power connector (at1), 32 external led and switch connector (panel1) – Acrosser AR-B1690 User Manual
Page 21
AR-B1690 User’s Guide
21
2.2.30 GPIO address (J23)
The J23 jumper is used to choose GPIO address.
3
1
2
4
2.2.31 AT Power Connector (AT1)
The power connection is a 12-pin connector (PS/2 or AT power standard) requiring ±5 V and ±12 V power. Keep
the ground wires (black color) toward the middle when connecting the power wire from the power supply.
12 1
2.2.32 External LED and Switch Connector (Panel1)
8
2
7 1
POWER LED
External LED connector is for power status indication.
1.PW-LED
3.GND
HARD DISK LED
External LED connector is for Hard Disk (IDE1 & IDE2) channel.
5.VCC
7. HD-LED
POWER BUTTON
When you choose ATX Power, the POWER BUTTON is used to connect to an external power button switch in
order to push the button to turn on the system. Actually, you can also turn off the system and push the button
for more than 4 seconds to turn off the system.
2.PW-BN
4.GND
RESET BUTTON
The
RESET BUTTON is used to connect to an external reset switch. Shorting these two pins will reset the
system.
6.RST-SW
8.GND
JUMPER
ADDRESS
1-2 3-4
ON ON
215
(Factory
Preset)
ON OFF
216
OFF ON
77
OFF OFF
78
1. POWER GOOD
7. GND
2. VCC
8. GND
3. +12V
9. –5V
4. –12V
10. VCC
5. GND
11. VCC
6. GND
12. VCC