
Chapter 2: Installation
2-5 Connecting Cables
EPS 12V Power
Connector
There are two
EPS 12V Power Supply
Pin Number Definition | Pin Number Definition | ||
13 | +3.3V | 1 | +3.3V |
14 | 2 | +3.3V | |
15 | COM | 3 | COM |
16 | PS_ON# | 4 | +5V |
17 | COM | 5 | COM |
18 | COM | 6 | +5V |
19 | COM | 7 | COM |
20 | Res(NC) | 8 | PWR_OK |
21 | +5V | 9 | 5VSB |
22 | +5V | 10 | +12V |
23 | +5V | 11 | +12V |
24 | COM | 12 | +3.3V |
Processor Power
Connectors
In addition to the primary SSI EPS12V
Power Fail LED
The Power Fail LED connection is located on pins 5 and 6 of U66. Refer to the table on the right for pin definitions.
NMI Button
The
EPS 12V Power Supply 4-pin Connectors:
Pin Definitions
Pin |
| Pin |
|
Number Definition | Number Definition | ||
1 | Thru | 2 | Ground |
3 | Thru | 4 | +12V |
Power Fail LED Pin
Definitions
(U66)
Pin
Number Definition
5Vcc
6GND
NMI Button Pin
Definitions (U66)
Pin | Definition |
Number |
19Control
20Ground
Power LED
The Power LED connection is lo- cated on pins 15 and 16 of U66. Refer to the table on the right for pin definitions.
PWR_LED Pin Definitions
(U66)
Pin | Definition |
Number | |
15 | Vcc |
16 | Control |