HP Vc4725 - Thin Client Bedienungs- und Wartungshandbuch

Document Part Number: 460468-D61

October 2007

This book provides basic hardware information for this series of thin

clients.

Hardware Reference Guide

HP Compaq vc4725 Thin Client

The information contained herein is subject to change without notice.

Microsoft, MS-DOS, Windows, and Windows Vista are trademarks of Microsoft

Corporation in the U.S. and other countries.

The only warranties for HP products and services are set forth in the Limited

warranty statements accompanying such products and services. Nothing herein

should be construed as constituting an additional warranty. HP shall not be liable

for technical or editorial errors or omissions contained herein.

This document contains proprietary information that is protected by copyright.

No part of this document may be photocopied, reproduced, or translated to

another language without the prior written consent of Hewlett-Packard

Company.

!WARNING: Text set off in this manner indicates that failure to follow

directions could result in bodily harm or loss of life.

CAUTION: Text set off in this manner indicates that failure to follow

directions could result in damage to equipment or loss of information.

Hardware Reference Guide

HP Compaq vc4725 Thin Client

First Edition (October 2007)

Document Part Number: 460468-D61

Hardware Reference Guide www.hp.com iii

Contents

1 Product features

Standard features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–1

Front panel components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . 1–2

Rear panel components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–3

Using the keyboard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–4

Windows Logo Key . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–5

Additional function keys. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1–6

Special mouse functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–6

Serial number location. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–6

2 Hardware upgrades

General hardware installation sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–1

Removing and replacing the chassis cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–3

Installing thin client options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–4

Installing additional DDR2 Memory . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . 2–5

CF card capacity upgrade . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . 2–8

uDOC capacity upgrade. . .. . . . . . . . . .... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–9

Internal battery replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–10

A Specifications A-1

B Security provisions

Securing the thin client . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B–1

Chassis intrusion switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B–2

Contents

iv www.hp.com Hardware Reference Guide

Contents

C Mounting the thin client

HP Quick Release . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C–1

Supported mounting options. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C–5

D Electrostatic discharge

Preventing electrostatic damage . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D–1

Grounding methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D–2

E Thin client operation

Routine thin client care . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E–1

Supported orientations. . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E–2

F Shipping information

Shipping preparation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .F–1

Important service repair information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . F–2

Hardware Reference Guide www.hp.com 1-1

Product features

Standard features

The vc4725 includes the following features:

VIA C7 1.0GHz or more processor speed

Two DIMMs slots supports maximum 2GB memory

Flash storage options available from 512MB to 4GB

Optional internal hard drive

4 USB ports

Front audio ports

Product features

1-2 www.hp.com Hardware Reference Guide

Product features

Front panel components

Power button

Flash activity LED

Power LED

USB ports (2) Audio ports

Biometric device (optional)

Hardware Reference Guide www.hp.com 1-3

Product features

Rear panel components

Cable lock slot

Key board connector Mouse connector

Monitor connector

Ethernet Rj45 connectorSerial port connector

Parallel connector

Power connector

Universal Serial Bus (USB)

connectors (2)

Hardware Reference Guide www.hp.com 1-4

Product features

Using the keyboard

Enhanced keyboard components

Caps Lock key Activates/deactivates the Caps Lock

Feature.

Scroll Lock key Activates/deactivates the Scroll Lock

Feature.

Num Lock key Activates/deactivates the Num Lock

Feature.

Ctrl key Use in combination with another key; its

function depends on the application

software you are using.

Windows Logo Opens the Start menu in Microsoft

Key Windows. Use in combination with other

keys to perform other functions. For more

information, see “Windows Logo Key”

on page1- 5.

Keyboard features

1Available in select geographic regions.

1-5 www.hp.com Hardware Reference Guide

Product features

Windows Logo Key

Enhanced keyboard components (Continued)

Alt key Use in combination with another key; its

function depends on the application

software you are using.

Application key Opens (like the right mouse button)

pop-up menus in a Microsoft Office

application. May perform other functions

in other software applications.

Editing keys Includes the following: Insert, Home,

Page Up, Delete, End, and Page Down.

Hold down Ctrl and Alt while pressing

Delete to restart the thin client.

Windows Logo Key + Tab Switch between open items.

Windows Logo Key + e Open My Computer.

Windows Logo Key + f Search for a file or folder.

Windows Logo Key + Ctrl + f Search for computers.

Windows Logo Key + m Minimize all windows.

Windows Logo Key + Shift + m Undo minimize all.

Windows Logo Key + Break Display the System Properties

dialog box.

Windows Logo Key + r Open the Run dialog box.

1Available in select geographic regions.

Use the Windows Logo Key in combination with other keys to

perform certain functions available in Windows operating systems.

Hardware Reference Guide www.hp.com 1-6

Product features

Additional function keys

Special mouse functions

Serial number location

The following key combinations also work on the HP Compaq

vc4725 thin client:

Alt + Esc Cycles through minimized applications.

Alt + Tab Cycles through open applications.

Alt + Shift + Tab Switches to the previous session.

Most software applications support the use of a mouse. The functions

assigned to each mouse button depend on the software applications

you are using.

Every thin client has a unique serial number that is located as shown

in the following illustration. Have this number available when

contacting HP customer service for assistance.

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