User`s guide

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3.10 dc Power Distribution

Figure 3–8 dc Power Distribution

ISA Conn. PCI32 Conn.

Pull−Downs

+5 V Pull−Ups

Integrated

Circuits/Clocks

Spkr

+3 V Pull−Ups

Fan

21164

eb164.2

MK−2306−25

2

3

4

5

6

J29

7

1

8

2

9

3

10

4

11

5

12

6

J18

7

8

9

10

11

12

P/J30

Vdd

+12 V

−12 V

−5 V

+3 V

GND (Vss)

eb164.22eb164.26

Power

Connectors

eb164.40

Fans (J1)Flash ROM

Functional Description 3–23