Power connectors (CN8, CN1)

ATX power connector (CN8)

The ATX power supply uses 20-pin connector shown below. Make sure you plug in the right direction.

ATX power connector (CN8)

Pin

Signal

Pin

Signal

1

N/C

11

N/C

2

N/C

12

-12V

 

 

 

 

3

GND

13

GND

 

 

 

 

4

+5V

14

PON

 

 

 

 

5

GND

15

GND

 

 

 

 

6

+5 V

16

GND

 

 

 

 

7

GND

17

GND

 

 

 

 

8

N/C

18

-5V

9

5V SB

19

+5V

10

+12V

20

+5V

 

 

 

 

CPU fan power connector (CN1)

Plug in the fan cable to the 3-pin fan connector onboard. The fan connector is marked CN1.

CPU fan power connector (CN1)

PinSignal

1Fan speed sense

2+12V

3GND

Chapter 2 Installation 25

Page 37
Image 37
IBM PCM-5896 manual Power connectors CN8, CN1, ATX power connector CN8, CPU fan power connector CN1