Chapter 2: Installation
2-6 Connecting Cables (see previous page for JF1
| connection locations) |
Power Supply Connector | Table |
| ATX Power Supply Connector |
| Pin Definitions (J27) |
After you have securely mounted the motherboard, memory and
Secondary Power Connector
Pin Number Definition | Pin Number Definition | ||
1 | 3.3V | 11 | 3.3V |
2 | 3.3V3 | 12 | |
3 | G r o u n d | 13 | G r o u n d |
4 | 5 V | 14 | P S - O N |
5 | G r o u n d | 15 | G r o u n d |
6 | 5 V | 16 | G r o u n d |
7 | G r o u n d | 17 | G r o u n d |
8 | P W - O K | 18 | |
9 | 5 V S B | 19 | 5 V |
10 | 1 2 V | 20 | 5 V |
Table
Secondary Power Connector
(PWR_ SEC)
Installation
Use of the Secondary Power con- nector (PWR _ SEC) is recom - mended when a heavy load of pe- ripherals has been added to the motherboard.
pin connector and check the power supply lay-
out before attaching it. See Table
for pin definitions.
Pin |
|
Number | Definition |
1G r o u n d
2G r o u n d
3G r o u n d
4+3.3V
5+3.3V
6+5V (keyed)
Power LED
The Power LED connection is lo- cated on pins 1, 3 and 5 of JF1. See Table
Hard Drive LED
The Hard Drive LED connection is located on pins 7 and 9 of JF1. Attach the hard drive LED cable to these pins to display disk activity. See Table
Table
PWR_LED Pin
Definitions (JF1)
Pin |
|
N u m b e r | Definition |
1 | + 5 V |
3 | K e y |
5 | G N D |
|
|
Table
IDE_LED Pin
Definitions
(JF1)
Pin |
|
N u m b e r | Definition |
7 | + 5 V |
9 | HD Active |
|
|