Acer Altos G530 Series - Manual (Page 28)

1 System tour 18
The following below lists the pin-out of the J38 header.
* and NC = No connection
Pin no. Signal name Pin no. Signal name
1 ACPI LED gm 2 SB5V
3 Key 4 Fan fault LED*
(no support)
5 ACPI LED amber 6 Fan fault LED*
(no support)
7 HDD LED 8 System fault LED*
9 NMI button 10 System fault LED*
11 ACPI switch 12 LAN 1 Activity LED
13 ACPI switch (GND) 14 LAN 1 Activity LED#
15 Reset switch 16 SMB SDA
17 Reset switch (GND) 18 SMB SCL
19 Sleep switch* (no support) 20 Intruder*
21 Sleep switch (GND) 22 LAN 2 Activity LED
23 NMI switch# 24 LAN 2 Activity LED#
25 Key 26 Key
27 NC 28 NC
29 NC 30 NC
31 NC 32 NC
33 NC 34 NC