-
Lenovo A50 - page 1
ThinkC e n tr e ™ Us er Gu i d e Ty p e s 808 4 , 8085 , 81 2 6 , 81 4 7 Ty p e s 81 4 8 , 8 1 49 , 81 74 , 81 7 5 Ty p e s 81 7 6 , 81 7 7 , 81 7 8 , 81 7 9 ...
-
Lenovo A50 - page 2
...
-
Lenovo A50 - page 3
ThinkC e n tre ™ Us er Gu i d e Ty p e s 808 4 , 8085 , 81 2 6 , 81 4 7 Ty p e s 81 4 8 , 8 1 49 , 81 74 , 81 7 5 Ty p e s 81 7 6 , 81 7 7 , 81 7 8 , 81 7 9 ...
-
Lenovo A50 - page 4
Note Before using this information and the product it supports, be sure to read the “Important safety information” on page v and Appendix E, “Notices,” on page 95. Third Edition (May 2004) © Copyright International Business Machines Corporation 2004. All rights reserved. US Government Users Restricted Rights – Use, duplication or disclos ...
-
Lenovo A50 - page 5
Contents Important safety information . . . . . .v Conditions that requir e immediate action . . . . .v General safety guidelines . . . . . . . . . .v i Service . . . . . . . . . . . . . . .v i Power cords and power adapters . . . . . .v i Extension cords and related devices . . . . . vii Plugs and outlets . . . . . . . . . . . vii Batteries . . . ...
-
Lenovo A50 - page 6
Chapter 4. Using the IBM Setup Utility program . . . . . . . . . . . . . .7 7 Starting the IBM Setup Utility program . . . . .7 7 V iewing and changing settings . . . . . . . .7 7 Exiting from the IBM Setup Utility program . . .7 7 Using passwords . . . . . . . . . . . .7 7 User password . . . . . . . . . . . .7 7 Administrator password . . . . . . ...
-
Lenovo A50 - page 7
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 W arranty . Customer safety is important to IBM. Our products a ...
-
Lenovo A50 - page 8
v Damage to a battery (such as cracks, dents, creases), discharge from a battery , or a buildup of foreign substances on the battery . v A cracking, hissing or popping sound, or strong odor that comes from the product. v Signs that liquid has been spilled or an object has fallen onto the computer product, the power cord or power adapter . v The com ...
-
Lenovo A50 - page 9
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 ac input or anywhere on the power adapter . Do no ...
-
Lenovo A50 - page 10
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 and obtain a replacement from the battery manu ...
-
Lenovo A50 - page 11
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 power cords to a properly wired and grounded elec ...
-
Lenovo A50 - page 12
v Lorsque vous installez, que vous déplacez, ou que vous manipulez le présent produit ou des périphériques qui lui sont raccordés, reportez-vous aux instructions ci-dessous pour connecter et déconnecter les différents cordons. Connexion: 1. Mettez les unités hors tension. 2. Commencez par brancher tous les cordons sur les unités. 3. Branch ...
-
Lenovo A50 - page 13
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 A void using a telephone (other than a cordless type) during an electrical storm. There may be a remote risk of electric shock from lightning. v Do not use the ...
-
Lenovo A50 - page 14
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 normes indiquées dans le ...
-
Lenovo A50 - page 15
Overview Thank you for selecting an IBM ® computer . Y our 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 find the chapter that contains information spe ...
-
Lenovo A50 - page 16
Identifying your computer See Chapter 1, “T ypes 8149, 8177, and 8178,” on page 1. See Chapter 2, “T ypes 8126, 8174, 8175, and 8176,” on page 25. See Chapter 3, “T ypes 8084, 8085, 8147, 8148, and 8179,” on page 51. xiv User Guide ...
-
Lenovo A50 - page 17
Chapter 1. T ypes 8149, 8177, and 8178 This chapter provides an introduction to the features and options that are available for your computer . Yo u can expand the capabilities of your computer by adding memory , adapters, or drives. When installing an option, use these instructions along with the instructions that come with the option. Important B ...
-
Lenovo A50 - page 18
v EIDE CD drive or DVD drive (some models) V ideo subsystem v An integrated graphics controller for a V ideo Graphics Array (VGA) monitor v Accelerated graphics port (AGP) video adapter slot on the system board (some models) Audio subsystem v AC’97 with ADI 1981B Audio Codec v Line in, line out, and microphone connectors on the rear panel Connect ...
-
Lenovo A50 - page 19
Security features v User and administrator passwords v Support for the addition of a rope clip and lockable cable v Support for the addition of an integrated cable lock v Startup sequence control v Startup without diskette drive, keyboard, or mouse v Unattended start mode v Diskette and hard disk I/O control v Serial and parallel port I/O control v ...
-
Lenovo A50 - page 20
Specifications This section lists the physical specifications for your computer . Dimensions Height: 140 mm (5.5 in.) W idth: 425 mm (16.7 in.) Depth: 425 mm (16.7 in) W eight Minimum configuration as shipped: 10.0 kg (22 lb) Maximum configuration: 1 1.4 kg (25.0 lb) Environment Air temperature: System on: 10° to 35°C (50° to 95° F) System off: ...
-
Lenovo A50 - page 21
A vailable options The following are some available options: v External options – Parallel port devices, such as printers and external drives – Serial port devices, such as external modems and digital cameras – Audio devices, such as external speakers for the sound system – USB devices, such as printers, joysticks, and scanners – Security ...
-
Lenovo A50 - page 22
v Prevent others from touching components. v When you install a new option, touch the static-protective package containing the option to a metal expansion-slot cover or other unpainted metal surface on the computer for at least two seconds. This reduces static electricity in the package and your body . v When possible, remove the option and install ...
-
Lenovo A50 - page 23
Locating the connectors on the rear of your computer The following illustration shows the locations of the connectors on the rear of the computer . 1 Power connector 8 Audio line out connector 2 Mouse connector 9 Microphone connector 3 Parallel connector 10 USB connectors 4 Ethernet connector 11 VGA m ...
-
Lenovo A50 - page 24
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 Ethernet cable for a local area network (LAN). ...
-
Lenovo A50 - page 25
Removing the cover Important: Read “Important safety information” on page v and “Handling static-sensitive devices” on page 5 before removing the cover . To remove the cover: 1. Shut down your operating system, remove any media (diskettes, CDs, or tapes) from the drives, and turn off all attached devices and the computer . 2. Unplug all pow ...
-
Lenovo A50 - page 26
Locating components The following illustration will help you locate the various components in your computer . 1 CD drive or DVD drive 7 DIMMs 2 USB connector 8 Micropr ocessor and heat sink 3 USB connector 9 AGP slot (some models) 4 Optional drive bay 10 Battery 5 Hard disk drive 11 PCI sl ...
-
Lenovo A50 - page 27
The following illustration shows the locations of parts on the system board. 1 Micropr ocessor 11 S ATA 0 connector 2 DIMM connector 1 12 Front panel connector 3 DIMM connector 2 13 Clear CMOS/Recovery jumper 4 DIMM connector 3 14 Battery 5 DIMM connector 4 15 Front panel audio connector ? ...
-
Lenovo A50 - page 28
To install a DIMM: 1. Remove the cover . See “Removing the cover” on page 9. 2. Yo u 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 clips. 5. Make sure the notches in th ...
-
Lenovo A50 - page 29
2. Remove the adapter-slot-cover latch and the slot cover for the appropriate expansion slot. 3. Remove the adapter from its static-protective package. 4. Install the adapter into the appropriate slot on the system board. 5. Install the adapter-slot-cover latch. What to do next: v To work with another option, go to the appropriate section. v To com ...
-
Lenovo A50 - page 30
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. Yo u can add drives to your computer to increase storage capacity and to enable your computer to read other types of media. Some of the differ ent driv ...
-
Lenovo A50 - page 31
The following illustration shows the locations of the drive bays. The following list describes some of the drives that you can install in each bay and their height requir ements: 1 Bay 1 - Maximum height: 43.0 mm (1.7 in.) CD drive or DVD drive (preinstalled in some models) 5.25-inch hard disk drive 2 Bay 2 - Maximum height: 43.0 mm (1. ...
-
Lenovo A50 - page 32
4. Remove the metal shield from the drive bay by inserting a flat-blade screwdriver into one of the slots and gently prying it loose. 5. Pivot the drive-bay latch handle toward the front of the computer and then pivot the drive-bay cage upward, as shown, until it is latched in the upright position. 6. Make sure the drive that you are installing is ...
-
Lenovo A50 - page 33
7. Install the drive into the bay . Align the screw holes and insert the two screws. 8. Pivot the drive-bay cage back into place. 9. A hard disk drive requir es two cables; a power cable that connects to the power supply and a signal cable that connects to the system board. v A parallel ATA hard disk drive requir es a four-wir e power cable. v A se ...
-
Lenovo A50 - page 34
3. Connect one end of the signal cable to the drive and the other to the secondary IDE connector on the system board. To reduce electronic noise, use the connectors at the end of the cable only . 4. Y our computer has extra power connectors for additional drives. Connect a power connector to the drive. Connecting an additional CD drive, DVD drive, ...
-
Lenovo A50 - page 35
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 referr ed to as a U-bolt), a steel security cable, and a padlock can secure your computer to a desk, table, or other ...
-
Lenovo A50 - page 36
5. Thread the cable through the rope clip and around an object that is not a part of or permanently secured to the building structur e or foundation, and from which it cannot be removed; then fasten the cable ends together with a lock. ® 20 User Guide ...
-
Lenovo A50 - page 37
Integrated cable lock W ith an integrated cable lock (sometimes referr ed to as a Kensington lock), you can secure your computer to a desk, table, or other non-permanent fixture. The cable lock attaches to a security slot at the rear of your computer and is operated with a key . This is the same type of lock used with many laptop computers. Yo u ca ...
-
Lenovo A50 - page 38
Refer to “Lithium battery notice” on page x for information about replacing and disposing of the battery . To change the battery: 1. T urn off the computer and all attached devices. 2. Remove the cover . See “Removing the cover” on page 9. 3. Locate the battery . See “Identifying parts on the system board” on page 10. 4. If necessary , ...
-
Lenovo A50 - page 39
6. Replace the cover and connect the power cord. See “Replacing the cover and connecting the cables.” 7. Restart the computer , leave it on for approximately 10 seconds. T urn off the computer by holding the power switch for approximately 5 seconds. The computer will turn off. 8. Repeat steps 2 through 4 on page 22. 9. Move the jumper back to t ...
-
Lenovo A50 - page 40
24 User Guide ...
-
Lenovo A50 - page 41
Chapter 2. T ypes 8126, 8174, 8175, and 8176 This chapter provides an introduction to the features and options that are available for your computer . Yo u can expand the capabilities of your computer by adding memory , adapters, or drives. When installing an option, use these instructions along with the instructions that come with the option. Impor ...
-
Lenovo A50 - page 42
Internal drives v 3.5-inch, 1.44 MB diskette drive v Internal hard disk drive v EIDE CD drive or DVD drive (some models) V ideo subsystem v An integrated graphics controller for a V ideo Graphics Array (VGA) monitor v Accelerated graphics port (AGP) video adapter slot on the system board (some models) Audio subsystem v AC’97 with ADI 1981B Audio ...
-
Lenovo A50 - page 43
v Automatic 50/60 Hz input frequency switching v Advanced Power Management support v Advanced Configuration and Power Interface (ACPI) support Security features v User and administrator passwords v Support for the addition of a rope clip and lockable cable v Support for the addition of an integrated cable lock (see Access IBM) v Support for a padlo ...
-
Lenovo A50 - page 44
Specifications This section lists the physical specifications for your computer . Dimensions Height: 398 mm (15.67 in.) W idth: 180 mm (7.08 in.) Depth: 402 mm (15.82 in.) W eight Minimum configuration as shipped: 7.6 kg (16.8 lb) Maximum configuration: 9.97 kg (22 lb) Environment Air temperature: System on: 10° to 35°C (50° to 95° F) System of ...
-
Lenovo A50 - page 45
A vailable options The following are some available options: v External options – Parallel port devices, such as printers and external drives – Serial port devices, such as external modems and digital cameras – Audio devices, such as external speakers for the sound system – USB devices, such as printers, joysticks, and scanners – Security ...
-
Lenovo A50 - page 46
v Prevent others from touching components. v When you install a new option, touch the static-protective package containing the option to a metal expansion-slot cover or other unpainted metal surface on the computer for at least two seconds. This reduces static electricity in the package and your body . v When possible, remove the option and install ...
-
Lenovo A50 - page 47
Locating the connectors on the front of your computer The following illustration shows the locations of the USB connectors on the front of the computer . 1 USB connector 2 USB connector Chapter 2. T ypes 8126, 8174, 8175, and 8176 31 ...
-
Lenovo A50 - page 48
Locating the connectors on the rear of your computer The following illustration shows the locations of the connectors on the back of the computer . 1 Power connector 8 USB connectors 2 Mouse connector 9 Ethernet connector 3 Keyboard connector 10 Microphone connector 4 USB connectors 11 Audio line out ...
-
Lenovo A50 - page 49
Connector Description Mouse connector Used to attach a mouse, trackball, or other pointing device that uses a standard mouse connector . Keyboard connector Used to attach a keyboard that uses a standard keyboard connector . USB connectors Used to attach a device that requir es a Universal Serial Bus (USB) connection, such as a USB scanner or USB pr ...
-
Lenovo A50 - page 50
Removing the cover Important Read “Important safety information” on page v and “Handling static-sensitive devices” on page 29 before removing the cover . To remove the cover: 1. Shut down your operating system, remove any media (diskettes, CDs, or tapes) from the drives, and turn off all attached devices and the computer . 2. Unplug all pow ...
-
Lenovo A50 - page 51
Locating components The following illustration will help you locate the various components in your computer . 1 Micropr ocessor and heat sink 4 PCI slots 2 DIMMs 5 PCI adapter 3 AGP slot (some models) 6 Power supply Identifying parts on the system board The system board (sometimes called the planar or motherboard ...
-
Lenovo A50 - page 52
The following illustration shows the locations of parts on the system board. 1 Micropr ocessor 11 S ATA 0 connector 2 DIMM connector 1 12 Front panel connector 3 DIMM connector 2 13 Clear CMOS/Recovery jumper 4 DIMM connector 3 14 Battery 5 DIMM connector 4 15 Front panel audio connector ? ...
-
Lenovo A50 - page 53
To install a DIMM: 1. Remove the cover . See “Removing the cover” on page 34. 2. Yo u might have to remove an adapter to gain access to the DIMM slots. See “Installing adapters” on page 38. 3. Locate the DIMM connectors. See “Identifying parts on the system board” on page 35. 4. Open the retaining clips. 5. Make sure the notches in the ...
-
Lenovo A50 - page 54
Installing adapters This section provides information and instructions for installing and removing adapters. Y our computer has three expansion slots for PCI adapters. One slot, used for an AGP adapter , is available on some models. Yo u can install an adapter up to 228 mm (9 inches) long in the AGP slot, PCI slot 2, or PCI slot 3. Yo u can install ...
-
Lenovo A50 - page 55
5. Secure the adapter with the screw as shown. What to do next v To work with another option, go to the appropriate section. v To complete the installation, go to “Replacing the cover and connecting the cables” on page 48. Installing internal drives This section provides information and instructions for installing and removing internal drives. ...
-
Lenovo A50 - page 56
Drive specifications Y our computer comes with the following IBM-installed drives: v A CD drive or DVD drive in bay 1 v A 3.5-inch diskette disk drive in bay 3 v A 3.5-inch hard drive in bay 4 Any bay that does not have a drive installed has a static shield and bay panel installed. The following illustration shows the locations of the drive bays. T ...
-
Lenovo A50 - page 57
Installing a drive To install an internal drive, follow these steps: 1. Remove the cover . See “Removing the cover” on page 34. 2. If your computer has a CD drive or DVD drive, you might need to remove the signal and power cables from the drive. 3. Remove the bay panel from the drive bay by inserting a flat-blade screwdriver at the end and gent ...
-
Lenovo A50 - page 58
6. Install the drive into the bay . Align the screw holes and install two screws to secure the drive. 7. A hard disk drive requir es two cables; a power cable that connects to the power supply and a signal cable that connects to the system board. v A parallel ATA hard disk drive requir es a four-wir e power cable. v A serial ATA hard disk drive req ...
-
Lenovo A50 - page 59
Connecting an additional CD drive, DVD drive, or parallel ATA hard disk drive An additional drive can be connected to either the primary IDE or secondary IDE connector . 1. Locate an available IDE connector on the three-connector signal cable attached to either the primary IDE or secondary IDE connector on the system board. See “Identifying parts ...
-
Lenovo A50 - page 60
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 3 Padlock loop Rope clip Using a 3/16-inch or 5-mm rope clip (sometimes referr ed to as a U-bolt), a steel security cable, and a padlock can secure your computer to a ...
-
Lenovo A50 - page 61
5. Thread the cable through the rope clip and around an object that is not a part of or permanently secured to the building structur e or foundation, and from which it cannot be removed; then fasten the cable ends together with a lock. ® Chapter 2. T ypes 8126, 8174, 8175, and 8176 45 ...
-
Lenovo A50 - page 62
Integrated cable lock W ith an integrated cable lock (sometimes referr ed to as a Kensington lock), you can secure your computer to a desk, table, or other non-permanent fixture. The cable lock attaches to a security slot at the rear of your computer and is operated with a key . This is the same type of lock used with many laptop computers. Yo u ca ...
-
Lenovo A50 - page 63
configuration information (including passwords) are lost. An error message is displayed when you turn on the computer . Refer to “Lithium battery notice” on page x for information about replacing and disposing of the battery . To change the battery: 1. T urn off the computer and all attached devices. 2. Unplug the power cord and remove the cove ...
-
Lenovo A50 - page 64
4. If necessary , see “Installing adapters” on page 38 to remove any adapters that impede access to the Clear CMOS/Recovery jumper . 5. Move the jumper from the standard position (pins 1 and 2) to the maintenance or configure position (pins 2 and 3). 6. Replace the cover and connect the power cord. See “Replacing the cover and connecting the ...
-
Lenovo A50 - page 65
5. To update the configuration, see Chapter 4, “Using the IBM Setup Utility program,” on page 77. Chapter 2. T ypes 8126, 8174, 8175, and 8176 49 ...
-
Lenovo A50 - page 66
50 User Guide ...
-
Lenovo A50 - page 67
Chapter 3. T ypes 8084, 8085, 8147, 8148, and 8179 This chapter provides an introduction to the features and options that are available for your computer . Yo u can expand the capabilities of your computer by adding memory , adapters, or drives. When installing an option, use these instructions along with the instructions that come with the option. ...
-
Lenovo A50 - page 68
v 512 KB flash memory for system programs Internal drives v 3.5-inch, 1.44 MB diskette drive v Internal hard disk drive v EIDE CD-ROM or DVD-ROM drive (some models) V ideo subsystem v An integrated graphics controller for a V ideo Graphics Array (VGA) monitor v Accelerated graphics port (AGP) video adapter slot on the system board (some models) Aud ...
-
Lenovo A50 - page 69
Power v 230 W power supply with manual voltage selection switch v Automatic 50/60 Hz input frequency switching v Advanced Power Management support v Advanced Configuration and Power Interface (ACPI) support Security features v User and administrator passwords v Support for the addition of a rope clip and lockable cable v Support for the addition of ...
-
Lenovo A50 - page 70
Specifications This section lists the physical specifications for your computer . Dimensions Height: 413 mm (16.25 in.) W idth: 191 mm (7.5 in.) Depth: 406 mm (16 in.) W eight Minimum configuration as shipped: 9.1 kg (20 lb) Maximum configuration: 1 1.4 kg (25.0 lb) Environment Air temperature: System on: 10° to 35°C (50° to 95° F) System off: ...
-
Lenovo A50 - page 71
A vailable options The following are some available options: v External options – Parallel port devices, such as printers and external drives – Serial port devices, such as external modems and digital cameras – Audio devices, such as external speakers for the sound system – USB devices, such as printers, joysticks, and scanners – Security ...
-
Lenovo A50 - page 72
v Always handle components carefully . Handle adapters and memory modules by the edges. Never touch any exposed circuitry . v Prevent others from touching components. v When you install a new option, touch the static-protective package containing the option to a metal expansion-slot cover or other unpainted metal surface on the computer for at leas ...
-
Lenovo A50 - page 73
Locating the connectors on the front of your computer The following illustration shows the locations of the connectors on the front of the computer . Note: Not all computer models will have the following connectors. 1 IEEE 1394 connector 4 USB connector 2 Microphone connector 5 USB connector 3 Headphone connector Chapt ...
-
Lenovo A50 - page 74
Locating the connectors on the rear of your computer The following illustration shows the locations of the connectors on the back of the computer . 1 Power connector 8 USB connectors 2 Mouse connector 9 Ethernet connector 3 Keyboard connector 10 Microphone connector 4 USB connectors 11 Audio line out ...
-
Lenovo A50 - page 75
Connector Description Mouse connector Used to attach a mouse, trackball, or other pointing device that uses a standard mouse connector . Keyboard connector Used to attach a keyboard that uses a standard keyboard connector . USB connectors Used to attach a device that requir es a Universal Serial Bus (USB) connection, such as a USB scanner or USB pr ...
-
Lenovo A50 - page 76
Removing the cover Important Read “Important safety information” on page v and “Handling static-sensitive devices” on page 55 before removing the cover . To remove the cover: 1. Shut down your operating system, remove any media (diskettes, CDs, or tapes) from the drives, and turn off all attached devices and the computer . 2. Unplug all pow ...
-
Lenovo A50 - page 77
Locating components The following illustration will help you locate the various components in your computer . 1 Micropr ocessor and heat sink 4 PCI adapter 2 DIMMs 5 Power supply 3 AGP slot (some models) Identifying parts on the system board The system board (sometimes called the planar or motherboard ) is the main cir ...
-
Lenovo A50 - page 78
The following illustration shows the locations of parts on the system board. 1 Micropr ocessor 11 S ATA 0 connector 2 DIMM connector 1 12 Front panel connector 3 DIMM connector 2 13 Clear CMOS/Recovery jumper 4 DIMM connector 3 14 Battery 5 DIMM connector 4 15 Front panel audio connector ? ...
-
Lenovo A50 - page 79
To install a DIMM: 1. Remove the cover . See “Removing the cover” on page 60. 2. Yo u might have to remove an adapter to gain access to the DIMM slots. See “Installing adapters.” 3. Locate the DIMM connectors. See “Identifying parts on the system board” on page 61. 4. Open the retaining clips. 5. Make sure the notches in the DIMM align ...
-
Lenovo A50 - page 80
2. Remove the adapter-slot-cover latch and the slot cover for the appropriate expansion slot. 3. Remove the adapter from its static-protective package. 4. Install the adapter into the appropriate slot on the system board. 5. Install the adapter-slot-cover latch. What to do next v To work with another option, go to the appropriate section. v To comp ...
-
Lenovo A50 - page 81
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. Yo u can add drives to your computer to increase storage capacity and to enable your computer to read other types of media. Some of the differ ent driv ...
-
Lenovo A50 - page 82
The following illustration shows the locations of the drive bays. The following list describes some of the drives you can install in each bay and their height requir ements: 1 Bay 1 - Maximum height: 43.0 mm (1.7 in.) CD drive or DVD drive (preinstalled in some models) 5.25-inch hard disk drive 2 Bay 2 - Maximum height: 43.0 mm (1.7 in. ...
-
Lenovo A50 - page 83
4. Remove the metal shield from the drive bay by inserting a flat-blade screwdriver into one of the slots and gently prying it loose. 5. Make sure the drive that you are installing is set correctly as either a master or a slave device. Note: A serial ATA hard disk drive does not need to be set as either a master or a slave device. v If it is the fi ...
-
Lenovo A50 - page 84
7. Install the drive into the bay and lock it into position. Note: Some drives might requir e screws to secure the drive into the bay . If this is the case, align the screw holes, and insert the screws to secure the drive. 8. A hard disk drive requir es two cables; a power cable that connects to the power supply and a signal cable that connects to ...
-
Lenovo A50 - page 85
2. Locate the secondary IDE connector on the system board. See “Identifying parts on the system board” on page 61. 3. Connect one end of the signal cable to the drive and the other to the secondary IDE connector on the system board. To reduce electronic noise, use the connectors at the end of the cable only . 4. Y our computer has extra power c ...
-
Lenovo A50 - page 86
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 referr ed to as a U-bolt), a steel security cable, and a padlock can secure your computer to a desk, table, or other ...
-
Lenovo A50 - page 87
5. Thread the cable through the rope clip and around an object that is not a part of or permanently secured to the building structur e or foundation, and from which it cannot be removed; then fasten the cable ends together with a lock. ® Chapter 3. T ypes 8084, 8085, 8147, 8148, and 8179 71 ...
-
Lenovo A50 - page 88
Integrated cable lock W ith an integrated cable lock (sometimes referr ed to as a Kensington lock), you can secure your computer to a desk, table, or other non-permanent fixture. The cable lock attaches to a security slot at the rear of your computer and is operated with a key . This is the same type of lock used with many laptop computers. Yo u ca ...
-
Lenovo A50 - page 89
The battery normally requir es no charging or maintenance throughout its life; however , no battery lasts forever . If the battery fails, the date, time, and configuration information (including passwords) are lost. An error message is displayed when you turn on the computer . Refer to “Lithium battery notice” on page x for information about re ...
-
Lenovo A50 - page 90
3. Locate the Clear CMOS/Recovery jumper on the system board. See “Identifying parts on the system board” on page 61. 4. If necessary , see “Installing adapters” on page 63 to remove any adapters that impede access to the Clear CMOS/Recovery jumper . 5. Move the jumper from the standard position (pins 1 and 2) to the maintenance or configur ...
-
Lenovo A50 - page 91
4. Reconnect the external cables and power cords to the computer . See “Installing external options” on page 56. 5. To update the configuration, see Chapter 4, “Using the IBM Setup Utility program,” on page 77. Chapter 3. T ypes 8084, 8085, 8147, 8148, and 8179 75 ...
-
Lenovo A50 - page 92
76 User Guide ...
-
Lenovo A50 - page 93
Chapter 4. Using the IBM Setup Utility program The IBM Setup Utility program is stored in the electrically erasable programmable read-only memory (EEPROM) of your computer . The IBM Setup Utility program is used to view and change the configuration settings of your computer , regar dless of which operating system you are using. However , the operat ...
-
Lenovo A50 - page 94
Administrator password Setting an administrator password deters unauthorized persons from changing configuration settings. If you are responsible for maintaining the settings of several computers, you might want to set an administrator password. After you set an administrator password, a password prompt is displayed each time you try to access the ...
-
Lenovo A50 - page 95
Selecting a temporary startup device Use this procedur e to startup from any boot device. Note: Not all CDs, hard disks, and diskettes are startable (bootable). 1. T urn off your computer . 2. Press and hold the F12 key then turn on your computer . When the Startup Device Menu displays, release the F12 key . 3. Select the desired startup device fro ...
-
Lenovo A50 - page 96
80 User Guide ...
-
Lenovo A50 - page 97
Appendix A. Updating system programs This appendix contains information about updating system programs and how to recover from a POST/BIOS update failure. System programs System programs are the basic layer of software that is built into your computer . They include the power-on self-test (POST), the basic input/output system (BIOS) code, and the I ...
-
Lenovo A50 - page 98
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 might not restart correctly . If this happens, pe ...
-
Lenovo A50 - page 99
Appendix B. Cleaning the mouse This appendix provides instructions on how to clean your mouse. The procedur e will be differ ent depending on which type of mouse you have. Cleaning an optical mouse If you experience some problems with your optical mouse, check the following: 1. T urn the mouse over and look carefully at the lens area. a. If there i ...
-
Lenovo A50 - page 100
3. Place your hand over the retainer ring and ball 2 , and then turn the mouse over , top side up, so that the retainer ring and ball fall out into your hand. 4. W ash the ball in warm, soapy water then dry it with a clean cloth. Blow air carefully into the ball cage 4 to dislodge dust and lint. 5. Look for a build up of dirt on the pla ...
-
Lenovo A50 - page 101
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. Y our modem is automatically in Command Mode until you dial a number and establish a connection. Commands may be sent to your modem from a PC running communication software or an ...
-
Lenovo A50 - page 102
Command Function H1 Force modem off-hook (make busy) Note: H1 command is not supported for Italy I_ I0 Display product-identification code I1 Factory ROM checksum test I2 Internal memory test I3 Firmware ID I4 Reserved ID L_ L0 Low speaker volume L1 Low speaker volume L2 Medium speaker volume L3 High speaker volume M_ M0 Internal speaker off M1 Int ...
-
Lenovo A50 - page 103
Extended AT commands Command Function &C_ &C0 Force Carrier Detect Signal High (ON) &C1 T urn on CD when remote carrier is present &D_ &D0 Modem ignores the DTR signal &D1 Modem returns to Command Mode after DTR toggle &D2 Modem hangs up, returns to the Command Mode after DTR toggle &D3 Resets modem after DTR toggle ...
-
Lenovo A50 - page 104
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 supported Select Modulation options +MS=a,b,c,e,f Select ...
-
Lenovo A50 - page 105
Fax Class 1 commands +F AE=n Data/Fax Auto Answer +FCLASS=n Service Class +FRH=n Receive data with HDLC framing +FRM=n Receive data +FRS=n Receive silence +FTH=n T ransmit data with HDLC framing +FTM=n T ransmit data +FTS=n Stop transmission and wait Fax Class 2 commands +FCLASS=n Services class. +F AA=n Adaptive answer . +F AXERR Fax error value. ...
-
Lenovo A50 - page 106
+FPHCTO Phase C time out. +FPOLL Indicates polling request. +FPTS: Page transfer status. +FPTS= Page transfer status. +FREV? Identify revision. +FSPT Enable polling. +FTSI: Report the transmit station ID. V oice commands #BDR Select Baud Rate #CID Enable Caller ID detection and reporting format #CLS Select Data, Fax or V oice/Audio #MDL? Identify M ...
-
Lenovo A50 - page 107
Attention Switzerland User: If your Swisscom phone line does not have T axsignal switched OFF , modem function may be impaired. The impairment may be resolved by a filter with the following specifications: T elekom PTT SCR-BE T aximpulssperrfilter-12kHz PTT Art. 444.1 12.7 Bakom 93.0291.Z.N Appendix C. Manual modem commands 91 ...
-
Lenovo A50 - page 108
92 User Guide ...
-
Lenovo A50 - page 109
Appendix D. Customer replaceable unit (CRU) parts list For your computer , the following parts are designated customer replaceable unit (CRU) parts. Refer to the warranty section of your Quick Reference for more information. CRU parts list Air duct with/without fan All bezels All cables All external speakers All hard disk drives, optical drives, an ...
-
Lenovo A50 - page 110
94 User Guide ...
-
Lenovo A50 - page 111
Appendix E. Notices IBM may not offer the products, services, or features discussed in this document in all countries. Consult your local IBM repr esentative for information on the products and services currently available in your area. Any refer ence to an IBM product, program, or service is not intended to state or imply that only that IBM produc ...
-
Lenovo A50 - page 112
T elevision output notice The following notice applies to models that have the factory-installed television-output feature. This product incorporates copyright protection technology that is protected by method claims of certain U.S. patents and other intellectual property rights owned by Macrovision Corporation and other rights owners. Use of this ...
-
Lenovo A50 - page 113
Index A adapters accelerated graphics port (AGP) 5, 29, 55 installing T ypes 8084, 8085, 8147, 8148, and 8179 63 T ypes 8126, 8174, 8175, and 8176 38 T ypes 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 connector 8, 33, 59 audio, subsystem 2, 26, 52 B boot ...
-
Lenovo A50 - page 114
mouse connector 8, 33, 59 N noise level 4, 28, 54 O options available 5, 29, 55 external 5, 29, 55 internal 5, 29, 55 P parallel connector 8, 33, 59 password erasing 22, 47, 73 lost or forgotten 22, 47, 73 setting, changing, deleting 78 physical specifications T ypes 8084, 8085, 8147, 8148, and 8179 54 T ypes 8126, 8174, 8175, and 8176 28 T ypes 81 ...
-
Lenovo A50 - page 115
...
-
Lenovo A50 - page 116
Part Number: 19R0764 Printed in USA (1P) P/N: 19R0764 ...
¿Tienes una pregunta acerca de Lenovo A50?
Utiliza el formulario que se encuentra abajo
Si con la ayuda del manual de instrucciones encontrado no has podido solucionar tu problema con Lenovo A50, haz una pregunta utilizando el formulario que se encuentra abajo. Si alguno de los usuarios ha tenido un problema parecido con Lenovo A50 probablemente compartirá una forma de solucionarlo.