Acer Aspire E500 Service Manual page 20

ATX Power
Illustration
1 3
2 4
ATX Power
Illustration
Chapter 1
PIN
No.
1 3.3V
2 3.3V
1
3 GND
4 +5V
5 GND
6 +5V
7 GND
8 Power Good
9 5V SB(stand by +5V)
10 +12V
11 +12V
1 2
12 3.3V(Only for 24pins
ATX)
PIN
No.
1 Hard disk LED(+)
2 MSG LED(+)
3 Hard disk LED(-)
4 MSG LED(-)
5 Reset Switch(-)
6 Power Switch(+)
7 Reset Switch(+)
PIN
Definition No.
13
14
15
16
17
18
19
20
21
22
23
24
PIN
Definition No.
8
9
10
11
12
13
14
Definition
3.3V
-12V
GND
PS_ON(soft On/Off)
GND
GND
GND
-5V
+5V
+5V
+5V
GND
Definition
Power Switch(-)
Reserved
Key
ODD LED(+)
LAN LED
ODD LED(-)
LAN LED(-)
13