Lenovo A50- Manuals
Lenovo A50– User Manual, Manual in PDF format online.
Manuals:
User Manual Lenovo A50
Summary
ThinkCentre ™ User Guide Types 8084, 8085, 8126, 8147 Types 8148, 8149, 8174, 8175 Types 8176, 8177, 8178, 8179
Contents Important safety information . . . . . . v Conditions that require immediate action . . . . . v General safety guidelines . . . . . . . . . . vi Service . . . . . . . . . . . . . . . vi Power cords and power adapters . . . . . . vi Extension cords and related devices . . . . . vii Plugs and...
Chapter 4. Using the IBM Setup Utility program . . . . . . . . . . . . . . 77 Starting the IBM Setup Utility program . . . . . 77 Viewing and changing settings . . . . . . . . 77 Exiting from the IBM Setup Utility program . . . 77 Using passwords . . . . . . . . . . . . 77 User password . . . . . . ...
Important safety information This information can help you safely use your IBM ® personal computer. Follow and retain all information included with your IBM computer. The information in this document does not alter the terms of your purchase agreement or the IBM Statement of Limited Warranty. Custom...
Always connect power cords and signal cables in the correct order and ensure that all power cord connectors are securely and completely plugged into receptacles. Do not use any power adapter that shows corrosion at the ac input pins and/or shows signs of overheating (such as deformed plastic) at the...
Battery abuse or mishandling can cause the battery to overheat, which can cause gasses or flame to “vent” from the battery pack or coin cell. If your battery is damaged, or if you notice any discharge from your battery or the buildup of foreign materials on the battery leads, stop using the battery ...
Additional safety information DANGER Electrical current from power, telephone, and communication cables is hazardous. To avoid a shock hazard: v Do not connect or disconnect any cables or perform installation, maintenance, or reconfiguration of this product during an electrical storm. v Connect all ...
v Never touch uninsulated telephone wires or terminals unless the telephone line has been disconnected at the network interface. v Use caution when installing or modifying telephone lines. v Avoid using a telephone (other than a cordless type) during an electrical storm. There may be a remote risk o...
DANGER: Certains modèles d’ordinateurs personnels sont équipés d’origine d’une unité de CD-ROM ou de DVD-ROM. Mais ces unités sont également vendues séparément en tant qu’options. L’unité de CD-ROM/DVD-ROM est un appareil à laser. Aux État-Unis, l’unité de CD-ROM/DVD-ROM est certifiée conforme aux n...
Overview Thank you for selecting an IBM ® computer. Your computer incorporates many of the latest advances in computer technology and can be upgraded as your needs change. This publication supports several computer models. Information in this section will help you identify your computer and help you...
Identifying your computer See Chapter 1, “Types 8149, 8177, and 8178,” on page 1. See Chapter 2, “Types 8126, 8174, 8175, and 8176,” on page 25. See Chapter 3, “Types 8084, 8085, 8147, 8148, and 8179,” on page 51. xiv User Guide
Chapter 1. Types 8149, 8177, and 8178 This chapter provides an introduction to the features and options that are available for your computer. You can expand the capabilities of your computer by adding memory, adapters, or drives. When installing an option, use these instructions along with the instr...
Specifications This section lists the physical specifications for your computer. Dimensions Height: 140 mm (5.5 in.) Width: 425 mm (16.7 in.) Depth: 425 mm (16.7 in) Weight Minimum configuration as shipped: 10.0 kg (22 lb) Maximum configuration: 11.4 kg (25.0 lb) Environment Air temperature: System ...
Connector Description Mouse connector Used to attach a mouse, trackball, or other pointing device that uses a standard mouse connector. Parallel connector Used to attach a parallel printer, parallel scanner, or other devices that use a 25-pin parallel connector. Ethernet connector Used to attach an ...
To install a DIMM: 1. Remove the cover. See “Removing the cover” on page 9. 2. You might have to remove an adapter to gain access to the DIMM slots. See “Installing adapters” on page 12. 3. To locate the DIMM connectors. See “Identifying parts on the system board” on page 10. 4. Open the retaining c...
Installing internal drives This section provides information and instructions for installing and removing internal drives. Internal drives are devices that your computer uses to read and store data. You can add drives to your computer to increase storage capacity and to enable your computer to read ...
Identifying security locks The following illustration shows the locations of the security features on the rear of the computer. 1 Rope clip 2 Integrated cable lock Rope clip Using a 3/16-inch or 5-mm rope clip (sometimes referred to as a U-bolt), a steel security cable, and a padlock can secure your...
8. From your browser, Click Back to return to the list of files. Carefully follow the printed instructions to download, extract, and install the update. Recovering from a POST/BIOS update failure If power to your computer is interrupted while POST/BIOS is being updated (flash update), your computer ...
Appendix C. Manual modem commands The following section lists commands for manually programming your modem. Commands are accepted by the modem while it is in Command Mode. Your modem is automatically in Command Mode until you dial a number and establish a connection. Commands may be sent to your mod...
Command Function &V1 Display Last Connection Statistics &W_ &W0 Stores the active profile as Profile 0 &W1 Stores the active profile as Profile 1 %E_ %E0 Disable auto-retrain %E1 Enable auto-retrain +MS? Displays the current Select Modulation settings +MS=? Displays a list of support...
Index A adapters accelerated graphics port (AGP) 5, 29, 55 installing Types 8084, 8085, 8147, 8148, and 8179 63 Types 8126, 8174, 8175, and 8176 38 Types 8149, 8177, and 8178 12 peripheral component interconnect (PCI) 5, 29, 55 slots 12, 38, 63 audio line in connector 8, 33, 59 audio line out connec...
Manual Lenovo A50
Summary
ThinkCentre ™ User Guide Types 8084, 8085, 8126, 8147 Types 8148, 8149, 8174, 8175 Types 8176, 8177, 8178, 8179
Contents Important safety information . . . . . . v Conditions that require immediate action . . . . . v General safety guidelines . . . . . . . . . . vi Service . . . . . . . . . . . . . . . vi Power cords and power adapters . . . . . . vi Extension cords and related devices . . . . . vii Plugs and...
Chapter 4. Using the IBM Setup Utility program . . . . . . . . . . . . . . 77 Starting the IBM Setup Utility program . . . . . 77 Viewing and changing settings . . . . . . . . 77 Exiting from the IBM Setup Utility program . . . 77 Using passwords . . . . . . . . . . . . 77 User password . . . . . . ...
Important safety information This information can help you safely use your IBM ® personal computer. Follow and retain all information included with your IBM computer. The information in this document does not alter the terms of your purchase agreement or the IBM Statement of Limited Warranty. Custom...
Always connect power cords and signal cables in the correct order and ensure that all power cord connectors are securely and completely plugged into receptacles. Do not use any power adapter that shows corrosion at the ac input pins and/or shows signs of overheating (such as deformed plastic) at the...
Battery abuse or mishandling can cause the battery to overheat, which can cause gasses or flame to “vent” from the battery pack or coin cell. If your battery is damaged, or if you notice any discharge from your battery or the buildup of foreign materials on the battery leads, stop using the battery ...
Additional safety information DANGER Electrical current from power, telephone, and communication cables is hazardous. To avoid a shock hazard: v Do not connect or disconnect any cables or perform installation, maintenance, or reconfiguration of this product during an electrical storm. v Connect all ...
v Never touch uninsulated telephone wires or terminals unless the telephone line has been disconnected at the network interface. v Use caution when installing or modifying telephone lines. v Avoid using a telephone (other than a cordless type) during an electrical storm. There may be a remote risk o...
DANGER: Certains modèles d’ordinateurs personnels sont équipés d’origine d’une unité de CD-ROM ou de DVD-ROM. Mais ces unités sont également vendues séparément en tant qu’options. L’unité de CD-ROM/DVD-ROM est un appareil à laser. Aux État-Unis, l’unité de CD-ROM/DVD-ROM est certifiée conforme aux n...
Overview Thank you for selecting an IBM ® computer. Your computer incorporates many of the latest advances in computer technology and can be upgraded as your needs change. This publication supports several computer models. Information in this section will help you identify your computer and help you...
Identifying your computer See Chapter 1, “Types 8149, 8177, and 8178,” on page 1. See Chapter 2, “Types 8126, 8174, 8175, and 8176,” on page 25. See Chapter 3, “Types 8084, 8085, 8147, 8148, and 8179,” on page 51. xiv User Guide
Chapter 1. Types 8149, 8177, and 8178 This chapter provides an introduction to the features and options that are available for your computer. You can expand the capabilities of your computer by adding memory, adapters, or drives. When installing an option, use these instructions along with the instr...
Specifications This section lists the physical specifications for your computer. Dimensions Height: 140 mm (5.5 in.) Width: 425 mm (16.7 in.) Depth: 425 mm (16.7 in) Weight Minimum configuration as shipped: 10.0 kg (22 lb) Maximum configuration: 11.4 kg (25.0 lb) Environment Air temperature: System ...
Connector Description Mouse connector Used to attach a mouse, trackball, or other pointing device that uses a standard mouse connector. Parallel connector Used to attach a parallel printer, parallel scanner, or other devices that use a 25-pin parallel connector. Ethernet connector Used to attach an ...
To install a DIMM: 1. Remove the cover. See “Removing the cover” on page 9. 2. You might have to remove an adapter to gain access to the DIMM slots. See “Installing adapters” on page 12. 3. To locate the DIMM connectors. See “Identifying parts on the system board” on page 10. 4. Open the retaining c...
Installing internal drives This section provides information and instructions for installing and removing internal drives. Internal drives are devices that your computer uses to read and store data. You can add drives to your computer to increase storage capacity and to enable your computer to read ...
Identifying security locks The following illustration shows the locations of the security features on the rear of the computer. 1 Rope clip 2 Integrated cable lock Rope clip Using a 3/16-inch or 5-mm rope clip (sometimes referred to as a U-bolt), a steel security cable, and a padlock can secure your...
8. From your browser, Click Back to return to the list of files. Carefully follow the printed instructions to download, extract, and install the update. Recovering from a POST/BIOS update failure If power to your computer is interrupted while POST/BIOS is being updated (flash update), your computer ...
Appendix C. Manual modem commands The following section lists commands for manually programming your modem. Commands are accepted by the modem while it is in Command Mode. Your modem is automatically in Command Mode until you dial a number and establish a connection. Commands may be sent to your mod...
Command Function &V1 Display Last Connection Statistics &W_ &W0 Stores the active profile as Profile 0 &W1 Stores the active profile as Profile 1 %E_ %E0 Disable auto-retrain %E1 Enable auto-retrain +MS? Displays the current Select Modulation settings +MS=? Displays a list of support...
Index A adapters accelerated graphics port (AGP) 5, 29, 55 installing Types 8084, 8085, 8147, 8148, and 8179 63 Types 8126, 8174, 8175, and 8176 38 Types 8149, 8177, and 8178 12 peripheral component interconnect (PCI) 5, 29, 55 slots 12, 38, 63 audio line in connector 8, 33, 59 audio line out connec...
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