Acer Aspire M3470, Service Manual

Page: 98 / 117

90 Chapter 5
ATX PWR
24pin
13 – 3.3V 1 – 3.3V
14 – -12V 2 – 3.3V
15 – GND 3 – GND
16 – ATX_ON 4 – 5V
17 – GND 5 – GND
18 – GND 6 – 5V
19 – GND 7 – GND
20 – NC 8 – PWRGD
21 – 5V 9 – 5VSB
22 – 5V 10 – 12V
23 – 5V 11 – 12V
24 – GND 12 – 3.3V
3. Other on board pin header
LED BTN
1–S 2–
3–SATA_LED- 4 – GND
5 – GND 6 – PWR_BTN
7 – RESET 8 – GND
9 – NC 10 – KEY
11 – 5VSB 12 – LAN_LED
13 – NC 14 – GND
Battery
Holder
1 – Battery PWR
2 – GND
3 – Battery PWR
IR receiver
1 – 3.3VSB
2 – IR_RX
3 – GND
Header Name Function Definition