Lenovo ThinkVision E50 Bedienungsanleitung

User Guid e Ty pe s 8293, 8294, 8295, 8466, 8467 Ty pe s 8468, 8473, 8474, 8710, 8711 Ty pe s 8714, 871 5, 8773, 877 4, 8778 Ty pe

Extension cords and related devices Ensure that extension cords, surge protectors, uninterruptible power supplies, and power strips tha

shorten the life of the battery and can also pose a safety hazard. Do not let rechargeable Lithium-Ion batteries completely dischar

v Do not bend or flex CD/DVD discs, or force them into the computer or their packaging v Check CD/DVD discs for cracks before

Dispose of the battery as required by local ordinances or regulations. Modem safety information Caution To reduce the risk of fire,

Power supply statement Never remove the cover on a power supply or any part that has the following label attached. Hazardous volt

Overview Thank you for selecting a ThinkCentre® computer. Your computer incorporates many of the latest advances in computer technology

xiv User Guide

Chapter 1. Installing options This chapter provides an introduction to the features and options that are available for your comput

v AMD Sempron™ v Intel® Pentium® 4 processor with HyperThreading Technology v Intel Pentium D processor v Intel Celeron® D proce

v Six USB connectors (two on front panel and four on rear panel) v Standard mouse connector v Standard keyboard connector v

Operating systems, certified or tested for compatibility1 (varies by model) v Linux® v Microsoft Windows 2000Available options The f

Specifications This section lists the physical specifications for your computer. Dimensions Width: 331 mm (13.0 in.) Height: 108

Supported operating positions Attention: Do not block the air vents on the top of the computer with any type of objects such as

v Always handle components carefully. Handle adapters and memory modules by the edges. Never touch any exposed circuitry. v Preve

Locating connectors on the rear of your computer The following illustration shows the locations of connectors on the rear of your c

Connector Description Mouse connector Used to attach a mouse, trackball, or other pointing device that uses a standard mouse connecto

Removing the cover Important Read “Important safety information” on page v and “Handling static-sensitive devices” on page 6 before

Locating components The following illustration will help you locate the various components in your computer. 1 Optical drive 4

Accessing system board components You might need to remove the drive bay assembly to access system board components such as memory,

4. In some models, you might have to remove the PCI adapter in order to gain access to the battery. 5. Slide the drive b

User Guid e Ty pe s 8293, 8294, 8295, 8466, 8467 Ty pe s 8468, 8473, 8474, 8710, 8711 Ty pe s 8714, 871 5, 8773, 877 4, 8778 Ty pe

The following illustration shows the locations of parts on the system board for some computer models. 1 Microprocessor and heat

The following illustration shows the locations of parts on the system board for some computer models. 1 Microprocessor and heat

The following illustration shows the locations of parts on the system board for some computer models. 1 Microprocessor and heat

The following illustration shows the locations of parts on the system board for some computer models. 1 Microprocessor and heat

Installing memory Your computer has either two or four connectors for installing dual inline memory modules (DIMMs). Some computers h

What to do next: v To work with another option, go to the appropriate section. v To complete the installation, go to “Replacin

6. Install the adapter cover latch and insert the screw that secure the adapter. What to do next: v To work with another

Padlock Your computer is equipped with a padlock loop such that the cover cannot be removed when a padlock is installed. Password

To change the battery: 1. Turn off the computer and disconnect the power cord from the electrical outlet and from the computer. 2

Note: If your system board has only two pins for clearing CMOS, just remove the jumper from the two pins. 6. Replace the compu

Note Before using this information and the product it supports, be sure to read the “Important safety information” on page v and A

24 User Guide

Chapter 2. Using the Setup Utility The Setup Utility program is stored in the electrically erasable programmable read-only memory (EE

1. Start the Setup Utility program (see “Starting the Setup Utility program” on page 25). 2. From the Setup Utility program men

Selecting a startup device If your computer does not start up (boot) from a device such as the CD-ROM, diskette, or hard disk as

28 User Guide

Appendix A. Updating system programs This appendix contains information about updating POST/BIOS and how to recover from a POST/BIOS

30 User Guide

Appendix B. Cleaning the mouse This appendix provides instructions on how to clean your mouse. The procedure will be different depen

To clean a mouse with a ball: 1. Turn off your computer. 2. Turn the mouse over, with the top side down, and look carefully

Appendix C. Manual modem commands The following section lists commands for manually programming your modem. Commands are accepted by

Contents Important safety information . . . . . .v Conditions that require immediate action . . . . .v General safety guidelines

Command Function H1 Force modem off-hook (make busy) Note: H1 command is not supported for Italy I_ I0 Display product-identification

Extended AT commands Command Function &C_ &C0 Force Carrier Detect Signal High (ON) &C1 Turn on CD when remote carrier i

Command Function &V1 Display Last Connection Statistics &W_ &W0 Stores the active profile as Profile 0 &W1 Stores the

Fax Class 1 commands +FAE=n Data/Fax Auto Answer +FCLASS=n Service Class +FRH=n Receive data with HDLC framing +FRM=n Receive data +FR

+FPHCTO Phase C time out. +FPOLL Indicates polling request. +FPTS: Page transfer status. +FPTS= Page transfer status. +FREV? Identify r

Attention Switzerland User: If your Swisscom phone line does not have Taxsignal switched OFF, modem function may be impaired. The im

40 User Guide

Appendix D. Notices Lenovo may not offer the products, services, or features discussed in this document in all countries. Consult yo

vary significantly. Some measurements may have been made on development-level systems and there is no guarantee that these measuremen

Index Aadapterconnectors 19 installing 19 peripheral component interconnect (PCI) 4 audio line in connector 9 audio line out connector 9

iv User Guide

Setup Utility 25 system boardcomponents, accessing 12 connectors 14, 15, 16, 17 identifying parts 13 location 14, 15, 16, 17 memory 4,

Part Number: 41D2699 Printed in USA (1P) P/N: 41D2699

Important safety information Note Please read important safety information first. This information can help you safely use your deskto

speak to the Customer Support Center for further guidance. See “Information resources” on page xiii for more information. v Power

Danger Hazardous moving parts. Keep fingers and other body parts away. Attention Before replacing any CRUs, turn off the compu