Power and Signal Distribution

7.5Signal Distribution

Table 7-6 lists the reference designators for LEDs, connectors, indicators, and switches used on the system boards for systems covered in this guide. Unless otherwise indicated, components are present on all system boards.

Table 7-6.

System Board Connector, Indicator, and Switch Designations

Designator

Component function

Notes

CR1

+5 VDC LED

 

E1

Descriptor table override header

 

E14

SPI ROM boot block header

 

E49 / JP49

Password clear header / jumper

 

J9

Stacked RJ-45 & dual USB connectors

 

J10

Stacked quad USB connectors

 

J20

PCI 2.3 connector

 

J21

PCI 2.3 connector

CMT only

J22

PCI 2.3 connector

CMT only

J31

PCIe x1 connector

 

J32

PCIe x1 connector

 

J41

PCIe x16 graphics connector

 

J42

PCIe x4 graphics (x16) connector

 

J50

Parallel port

 

J68

Stacked keyboard, mouse PS/2 connectors

 

J69

VGA monitor DB-15 connector

 

J78

Stacked audio line-in, headphone/line-out 1/8” jacks

 

P1

Power supply header

 

P2

Power supply header

 

P3

Power supply header

 

P5

Control panel (power button, power LED) header

 

P6

Internal speaker header

 

P8

CPU fan header

 

P9

Chassis fan, primary, header

 

P23

Front panel audio header

 

P24

Front panel USB header

 

P52

Serial port, secondary, header

 

P53

Serial port, primary connector

 

P54

Serial port, primary header

SFF only

P60

SATA0 (controller 1, primary master) connector (dark blue)

 

P61

SATA1 (controller 1, secondary master) connector (white)

 

P62

SATA2 (controller 1, primary slave) connector (light blue)

 

P63

SATA3 (controller 1, secondary slave) connector (orange)

CMT only

P64

SATA4 / eSATA (controller 2, primary master) connector (black)

 

P124

Hood lock header

 

P125

Hood sense header

 

P126

Parallel port header

 

P150

Internal USB header

 

P151

Internal USB header

 

P160

SATA power

 

 

Technical Reference Guide

www.hp.com

7-7

Page 81
Image 81
HP 8100 manual Signal Distribution, CR1 +5 VDC LED

8100 specifications

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