Chapter 6 Power and Signal Distribution

Chassis

Fan

Graphics

 

Audio

 

Cover Sensor [3]

 

 

Controller

 

 

 

 

 

 

 

 

 

 

 

AGP

Fan

 

 

 

 

 

 

Bus

PWR

 

 

 

Cover Lock

 

 

AGP

Conn.

Conn.

Conn.

 

 

 

 

Solenoid

 

 

Connector

P8

P6

P125

 

(Optional)

Power On/Off

 

 

 

 

 

 

 

 

 

 

 

Conn.

 

Power On

HD Activity

 

 

 

P124

 

 

 

 

 

 

 

Conn.

Pwr Btn, Pwr/HD LED

 

 

 

 

 

P5 [1]

 

 

 

 

 

 

 

Conn.

12.8 Vcpu

 

 

 

 

 

P3

 

 

 

 

 

 

 

 

3/5/12 VDC, 3/5AUX

Power

 

 

 

 

 

Supply

 

 

 

 

 

 

 

 

 

 

 

Conn.

 

Fan Cntrl., PS On

Assembly

 

System

 

 

P1

 

 

 

 

 

 

 

 

 

 

 

 

IDE

 

 

 

Board

 

 

 

 

 

 

 

 

 

Data, Cntl

 

 

(PCA #011345 or

 

Pri. IDE

 

IDE

5, 12 VDC

 

011348)

 

 

Conn. P20

 

 

 

 

 

 

Hard Drive

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Sec. IDE

IDE I/F

CD-ROM

5, 12 VDC

 

 

 

 

 

 

 

 

 

 

Conn. P21

 

 

 

 

 

 

 

 

 

 

 

 

 

Audio

L/R Audio

 

 

 

 

 

Conn. P7

Dskt.

 

 

 

 

 

 

 

 

 

 

 

 

 

Dsk.

Data, Cntl Diskette Drive

5, 12 VDC

 

 

 

 

 

 

 

 

 

 

Conn. P10

 

 

 

 

 

 

 

Mouse

 

Mouse

 

 

 

 

 

Kybd.

 

 

 

 

 

 

 

Conn. J68

 

Keyboard

 

 

 

 

 

 

 

 

 

 

 

 

Audio

 

Headphones Out

 

 

 

 

 

Microphone In

Audio/USB

 

 

 

Conn. P23

 

 

 

 

 

 

 

I/O Board

 

PCI Slot Exp.

USB Conn.

USB Data 3, USB Data 4

Assembly [2]

 

Edge Connector

Conn. P24

 

 

 

 

PCI Bus

PCI Slot Exp.

Card

NOTES:

[1] Configurable minitower only.

[1]Header pinout shown in Figure 6-7.

[2]Optional on Evo systems. Standard on Workstation systems.

[3]Sensor switch installed on desktop only.

Figure 6–6. Desktop/Minitower Signal Distribution Diagram

6-10Compaq Evo and Workstation Personal Computers

Featuring the Intel Pentium 4 Processor

Second Edition- January 2003

Page 135
Image 135
Compaq W4000 manual System, Desktop/Minitower Signal Distribution Diagram