Page 2 - under Appendix A “Notices” on page 115.
Note: Before using this information and the product it supports, be sure to read the general information under Appendix A “Notices” on page 115. Second Edition (January 2014) © Copyright Lenovo 2013, 2014. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software are delivered pursuant a General Ser...
Page 3 - Contents
Contents Chapter 1. About this manual . . . . . . 1 Important safety information . . . . . . . . . . 1 Chapter 2. Safety information . . . . . . 3 General safety . . . . . . . . . . . . . . . . 3 Electrical safety . . . . . . . . . . . . . . . 3 Safety inspection guide . . . . . . . . . . . . 5 Hand...
Page 4 - ii
Replacing the optical drive . . . . . . . . . . 82 Removing and reinstalling the system boardshield . . . . . . . . . . . . . . . . . . 83 Replacing the rear I/O assembly . . . . . . . . 84 Removing the VESA mount bracket . . . . . . 86 Replacing the power supply . . . . . . . . . 87 Replacing the m...
Page 5 - Chapter 1. About this manual; computers listed on the front cover.; Important safety information
Chapter 1. About this manual This manual provides service and reference information for ThinkCentre ® computers listed on the front cover. Chapter 7 “Symptom-to-FRU Index” on page 59 and Chapter 10 “Additional service information” on page111 are not specific to any machine type and are applicable to...
Page 7 - Chapter 2. Safety information; General safety
Chapter 2. Safety information This chapter contains the safety information that you need to be familiar with before servicing a computer. General safety Follow these rules to ensure general safety: • Observe good housekeeping in the area of the machines during and after maintenance. • When lifting a...
Page 10 - Grounding requirements; DANGER
• Avoid contact with other people while handling the part. • Wear a grounded wrist strap against your skin to eliminate static on your body. • Prevent the part from touching your clothing. Most clothing is insulative and retains a charge even when you are wearing a wrist strap. • Use the black side ...
Page 11 - • Throw or immerse into water
• Connect all power cords to a properly wired and grounded electrical outlet. • Connect to properly wired outlets any equipment that will be attached to this product. • When possible, use one hand only to connect or disconnect signal cables. • Never turn on any equipment when there is evidence of fi...
Page 14 - PERIGO
≥18 kg (37 lbs) ≥32 kg (70.5 lbs) ≥55 kg (121.2 lbs) 1 2 PERIGO A corrente elétrica proveniente de cabos de alimentação, de telefone e de comunicações é perigosa. 10 ThinkCentre E73z Hardware Maintenance Manual
Page 16 - pode resultar em exposição prejudicial à radiação.; Utilize procedimentos de segurança para levantar equipamentos.
• A utilização de controles ou ajustes ou a execução de procedimentos diferentes dos especificados aqui pode resultar em exposição prejudicial à radiação. PERIGO Alguns produtos a laser contêm diodo de laser integrado da Classe 3A ou da Classe 3B. Observe o seguinte: Radiação a laser quando aberto. ...
Page 20 - Pour éviter tout risque de choc électrique :; l'exposer à des températures supérieures à 100°C,
DANGER Le courant électrique provenant de l'alimentation, du téléphone et des câbles de transmission peut présenterun danger. Pour éviter tout risque de choc électrique : • Ne manipulez aucun câble et n'effectuez aucune opération d'installation, d'entretien ou de reconfiguration de ce produit au cou...
Page 22 - • mit Wasser in Berührung bringen.
1 2 VORSICHT An Netz-, Telefon- und Datenleitungen können gefährliche Spannungen anliegen. Aus Sicherheitsgründen: • Bei Gewitter an diesem Gerät keine Kabel anschließen oder lösen. Ferner keine Installations-,Wartungs- oder Rekonfigurationsarbeiten durchführen. • Gerät nur an eine Schutzkontaktstec...
Page 23 - VORSICHT
• über 100 C erhitzen. • reparieren oder zerlegen. Die örtlichen Bestimmungen für die Entsorgung von Sondermüll beachten. ACHTUNG: Bei der Installation von Lasergeräten (wie CD-ROM-Laufwerken, DVD- aufwerken, Einheiten mitLichtwellenleitertechnik oder Sendern) Folgendes beachten: • Die Abdeckungen n...
Page 26 - Gettare o immergere la batteria nell'acqua
PERICOLO La corrente elettrica proveniente dai cavi di alimentazione, del telefono e di comunicazione può esserepericolosa. Per evitare il rischio di scosse elettriche: • Non collegare o scollegare qualsiasi cavo oppure effettuare l'installazione, la manutenzione o lariconfigurazione del prodotto du...
Page 30 - Arrojarla al agua o sumergirla en ella
• No encienda nunca un equipo cuando hay señales de fuego, agua o daños estructurales. • Desconecte los cables de alimentación, los sistemas de telecomunicaciones, las redes y losmódems conectados antes de abrir las cubiertas de los dispositivos, a menos que se indique locontrario en los procedimien...
Page 31 - Adopte procedimientos seguros al levantar el equipo.
Algunos productos láser tienen incorporado un diodo láser de clase 3A o clase 3B. Tenga en cuenta losiguiente: Cuando se abre, queda expuesto a radiación láser. No mire directamente al rayo láser, ni siquiera coninstrumentos ópticos, y evite exponerse directamente al rayo láser. ≥18 kg ≥32 kg ≥55 kg...
Page 33 - Chapter 3. General information; Specifications
Chapter 3. General information This chapter provides general information that applies to all machine types supported by this publication. Specifications This section lists the physical specifications for your computer. Table 1. Dimensions and weight Non-touch with frame stand Non-touch with monitor ...
Page 34 - Accessing Lenovo programs on the Windows 7 operating system; Tools program or from Control Panel.; To access Lenovo programs from Control Panel, click
Accessing Lenovo programs on the Windows 7 operating system On the Windows 7 operating system, you can access Lenovo programs from either the LenovoThinkVantage ® Tools program or from Control Panel. Accessing Lenovo programs from the Lenovo ThinkVantage Tools program To access Lenovo programs from ...
Page 35 - Search; Lenovo Support Web site
Table 3. Programs in Control Panel (continued) Program Control Panel section Green text in Control Panel Rescue and Recovery System and Security Lenovo - Enhanced Backup andRestore System Update System and Security Lenovo - Update and Drivers View Management Utility System and Security Lenovo View M...
Page 37 - Chapter 4. General checkout; Attention; did not; Problem determination tips
Chapter 4. General checkout Attention The drives in the computer you are servicing might have been rearranged or the drive startup sequencechanged. Be extremely careful during write operations such as copying, saving, or formatting. Data orprograms can be overwritten if you select an incorrect drive...
Page 39 - Chapter 5. Troubleshooting and diagnostics; Basic troubleshooting; telephone numbers, refer to the
Chapter 5. Troubleshooting and diagnostics This chapter provides information about diagnosing and troubleshooting computer problems. If yourcomputer problem is not described here, see “Lenovo Support Web site” on page 31 for additionaltroubleshooting resources. Basic troubleshooting The following ta...
Page 40 - Troubleshooting procedure
Symptom Action The operating system does notstart. Verify that: • The startup sequence includes the device where the operating system resides. Usually, the operating system is on the hard disk drive. For more information,see “Selecting a startup device” on page 57. The computer beeps multipletimes b...
Page 41 - Troubleshooting
• For Windows 8 or Windows 8.1: Open Control Panel, and then click System and Security ➙ System ➙ System Protection ➙ System Restore . If this does not correct the problem, continue with the next step. 6. Run the diagnostic program. See “Lenovo Solution Center” on page 54 for more information. • If ...
Page 43 - No audio in DOS applications or games; CD problems; A CD or DVD does not work
If these actions do not correct the problem, you might have a failing speaker. Have the speaker serviced. Ifyou need technical assistance, see “Lenovo Support Web site” on page 31. No audio in DOS applications or games Symptom: No audio in DOS applications or games Actions: • Ensure that the DOS app...
Page 44 - DVD problems; Black screen instead of DVD video
Unable to use a startable (bootable) recovery medium, such as the Product RecoveryCD, to start your computer Symptom: Unable to use a startable (bootable) recovery medium, such as the Product Recovery CD,to start your computer. Action: Ensure that the CD or DVD drive is in the startup sequence befor...
Page 45 - Intermittent problems
• Ensure that the disc surface is clean and not scratched. • Check all cable connections to and from the speakers. • Use the DVD menu for the video to select a different audio track. If these actions do not correct the problem, run the Lenovo Solution Center program. If you need technicalassistance,...
Page 46 - Keyboard, mouse, or pointing device problems; All or some keys on the keyboard do not work
Some or all hard disk drives missing from the Setup Utility program Symptom: Some or all hard disk drives missing from the Setup Utility program Actions: • Ensure that all hard disk drive signal cables and power cables are connected correctly. • Ensure that your computer is configured correctly to s...
Page 47 - The mouse or pointing device does not work
To open the Enhanced Performance Customization Keyboard program, do one of the following: – On the Windows 7 operating system, do the following: 1. Click Start ➙ Control Panel . 2. Click Hardware and Sound . 3. Click Devices and Printers . 4. Double-click USB Enhanced Performance Keyboard . The USB ...
Page 48 - Monitor problems
5. Reconnect the mouse cable to the computer. 6. Turn your computer back on. The pointer on the screen does not move smoothly with the mouse Symptom: The pointer on the screen does not move smoothly with the mouse. Action: Erratic movement of the mouse pointer is generally caused by a buildup of dir...
Page 49 - Wrong characters appear on the screen; Symptom: Wrong characters appear on the screen.; The image appears to be flickering; Symptom: The image appears to be flickering.
Wrong characters appear on the screen Symptom: Wrong characters appear on the screen. Action: Have the computer serviced. For details, see “Lenovo Support Web site” on page 31. The monitor works when you turn on the computer, but goes blank after some periodof computer inactivity Symptom: The monito...
Page 50 - The image is discolored; Networking problems; Ethernet problems
On the Windows 8 or Windows 8.1 operating system, open Control Panel and click Hardware and Sound ➙ Adjust screen resolution ➙ Advanced Settings . Then click the Monitor tab and select a new refresh rate. • See your operating system documentation or help for further information on monitor settings. ...
Page 52 - Option problems
If your computer is a Gigabit Ethernet model, it cannot connect to the network at 1000 Mbps. Instead,it connects at 100 Mbps Symptom: If your computer is a Gigabit Ethernet model, it cannot connect to the network at 1000 Mbps.Instead, it connects at 100 Mbps. Actions: • Try another cable. • Ensure t...
Page 53 - Performance and lockup problems; Insufficient free hard disk drive space; Start
• “An option that previously worked does not work now” on page 49 An option that was just installed does not work Symptom: An option that was just installed does not work. Action: Verify that: • The option is designed for your computer. • You followed the installation instructions supplied with the ...
Page 54 - Excessive number of fragmented files
2. Right-click your C drive entry and then click Properties . The amount of free disk space is displayed. To check the amount of free space on the Windows 8 operating system, do the following: 1. Open the Windows Explorer and click Computer . 2. Right-click your C drive entry and then click Properti...
Page 55 - Insufficient memory; Printer problems
1. Close any programs that are currently running and close any open windows. 2. Click Start ➙ Computer . 3. Right-click your C drive entry and then click Properties . 4. Click the Tools tab. 5. Click Defragment Now , then click Continue . 6. Click Defragment Now again to start a disk-defragmentation...
Page 56 - Software problems; When using a sort feature, dates do not sort in the correct order
Actions: • Ensure that the serial cable is securely connected to the serial port on the computer and to the serial device. If the serial device has its own power cord, ensure that it is attached to a properly groundedelectrical outlet. • If the serial device has its own On/Off switch, ensure that it...
Page 57 - USB problems; Symptom: The USB connectors cannot be accessed.; Diagnostics
• Check with your software manufacturer to see if any updates are available. Many software manufacturers make updates available from the World Wide Web. • If the software program used to work correctly, but does not work correctly now, do the following: – On the Windows 7 operating system, click Sta...
Page 58 - Lenovo Solution Center
Lenovo Solution Center The Lenovo Solution Center program enables you to troubleshoot and resolve computer problems. Itcombines diagnostic tests, system information collection, security status, and support information, alongwith hints and tips for maximum system performance. Notes: • The Lenovo Solu...
Page 59 - Chapter 6. Using the Setup Utility program; Starting the Setup Utility program; To start the Setup Utility program, do the following:; Security; Viewing and changing settings
Chapter 6. Using the Setup Utility program The Setup Utility program is used to view and change the configuration settings of your computer, regardlessof which operating system you are using. However, the operating system settings might override any similarsettings in the Setup Utility program. Star...
Page 60 - Erasing lost or forgotten passwords (clearing CMOS)
• Administrator Password • Hard Disk Password You do not have to set any passwords to use your computer. However, using passwords improvescomputing security. If you decide to set any passwords, read the following sections. Password considerations A password can be any combination of up to 64 alphabe...
Page 61 - Enabling or disabling a device; Devices; Selecting a startup device
To erase a lost or forgotten password, do the following: 1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer. 2. Place a soft, clean towel or clot...
Page 63 - Hard disk drive boot error; A hard disk drive boot error can have the following causes.; Power supply problems; If you suspect a power problem, use the following procedures.; Beep symptoms
Chapter 7. Symptom-to-FRU Index The Symptom-to-FRU index lists error symptoms and possible causes. The most likely cause is listed first.Always begin with Chapter 4 “General checkout” on page 33. This index can also be used to help you decidewhich FRUs to have available when servicing a computer. If...
Page 64 - POST error codes; POST
The following table describes the beep symptoms. Beep symptom FRU/Action 2 short beeps CMOS setting error Common error code, see the detail failure information in“POST error codes” on page 60. 3 short and 1 long beeps DRAM memory error Perform the following actions in order. 1. Make sure the memory ...
Page 65 - Miscellaneous error conditions
Error code POST error message Description/Action 1820 More than one external fingerprintreader are attached. Power off andremove all but the reader that you setup within your main operating system. If more than one external fingerprintreader are connected to a computer,this error message will be dis...
Page 67 - Undetermined problems; d. Extended video memory
Message/Symptom FRU/Action Serial or parallel port device failure (adapter port) 1. External Device Self-Test OK? 2. External Device 3. Cable 4. Alternate Adapter 5. System Board Some or all keys on the keyboard do not work 1. Keyboard 2. Keyboard Cable 3. System Board Undetermined problems This sec...
Page 70 - Locating connectors on the rear of your computer; Locating major FRUs and CRUs
Locating connectors on the rear of your computer Figure 2 “Rear connector locations” on page 66 shows the locations of the connectors on the rear of yourcomputer. Some connectors on the rear of your computer are color-coded to help you determine where toconnect the cables on your computer. Figure 2....
Page 75 - Chapter 9. Replacing FRUs; Important; Removing and installing the computer stand; “Safety information” on page 3.; Removing and reinstalling the frame stand; “Important safety information” on page 1
Chapter 9. Replacing FRUs This chapter provides instructions about removing or replacing major FRUs. Not all FRUs are documented. Important Before you replace any FRU, read Chapter 2 “Safety information” on page 3. These precautions andguidelines will help you work safely. FRU replacements are to be...
Page 76 - that; stand aligns with the corresponding hole in the computer cover.
5. Remove the sheetmetal. Save the sheetmetal for recovering the screw hole. Loosen the screw 1 that secures the frame stand, and then lift the frame stand up and remove it from the computer. Figure 5. Removing the frame stand 6. To install the frame stand, position the frame stand over the computer...
Page 77 - Removing and installing the monitor stand
7. Reinstall the screw to secure the frame stand to the computer. Recover the screw hole with the sheetmetal. Figure 7. Reinstalling the screw to secure the frame stand to the computer Removing and installing the monitor stand Attention: Do not open your computer or attempt any repair before reading...
Page 78 - and then remove the monitor stand from the computer.; manager to keep your workspace neat.
6. If your computer is installed with a monitor stand, remove the two screws that secure the monitor stand, and then remove the monitor stand from the computer. Figure 8. Removing the monitor stand 7. To install the monitor stand, place the monitor stand on the computer so that the two plastic tabs ...
Page 79 - Removing the computer cover; Removing and reinstalling the feet stand
Removing the computer cover Attention: Do not open your computer or attempt any repair before reading and understanding the “Important safety information” on page 1 This section provides instructions on how to remove the computer cover. CAUTION: Turn off the computer and wait three to five minutes t...
Page 80 - Removing and installing the hard-disk-drive EMI shield
CAUTION: Turn off the computer and wait three to five minutes to let the computer cool before removing thefeet stand. To remove and reinstall the feet stand, do the following: 1. Remove any media from the drives and turn off all attached devices and the computer. 2. Disconnect all power cords from e...
Page 81 - lift the EMI shield out of the chassis.
3. Remove the computer stand. See “Removing and installing the computer stand” on page 71. 4. Remove the computer cover. See “Removing the computer cover” on page 75. 5. Pivot the hard-disk-drive EMI shield as shown to remove it from the hard-disk-drive bracket, and then lift the EMI shield out of t...
Page 82 - Replacing the 3.5-inch hard disk drive or hybrid hard disk drive
6. To install the hard-disk-drive EMI shield, align the hole in the EMI shield with the standoff in the chassis as shown. Then, push the EMI shield straight down until it is secured by the standoff firmly and the threetabs 1 on the EMI shield also are secured by the corresponding holes in the chassi...
Page 84 - Replacing the 2.5-inch solid-state drive or hybrid hard disk drive
10. Connect the hard-disk-drive cable to the new hard disk drive. 11. Position the bracket with the new hard disk drive in the chassis so that the screw hole in the bracket aligns with the corresponding hole in the chassis. Then, install the screw to secure the bracket with thehard disk drive to the...
Page 86 - Replacing the optical drive
12. Install the hard-disk-drive EMI shield. See “Removing and installing the hard-disk-drive EMI shield” on page 76. What to do next: • To work with another piece of hardware, go to the appropriate section. • To complete the installation or replacement, go to “Completing the parts replacement” on pa...
Page 87 - to secure the optical drive.; Go to “Completing the parts replacement” on page 108.; Removing and reinstalling the system board shield
6. To install a new optical drive, slide the new optical drive into the optical drive bay to connect the cable to the optical drive. Figure 19. Installing the optical drive 7. Install the screw 1 to secure the optical drive. Figure 20. Installing the screw to secure the optical drive 8. Go to “Compl...
Page 88 - that the screw holes aligns with that in the computer.; Replacing the rear I/O assembly
1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer. 2. Place a soft, clean towel or cloth on the desk or other flat surface. Hold the sides of yo...
Page 89 - Remove the five screws
To replace the rear I/O assembly, do the following: 1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer. 2. Place a soft, clean towel or cloth on ...
Page 90 - Removing the VESA mount bracket
7. Remove the power cord connector from the rear I/O assembly. Figure 23. Removing the power cord connector from the rear I/O assembly 8. To reinstall the rear I/O assembly, install the two screws to secure the power cord connector. Position the new rear I/O assembly into place, and then align the s...
Page 91 - Go to “Completing the parts replacement” on page 108.; Replacing the power supply
7. Remove the three screws 1 that secure the VESA mount bracket and lift the VESA mount bracket out of the computer. Figure 24. Removing the VESA mount bracket 8. To reinstall the VESA mount bracket, position the VESA mount bracket into the computer so that the screw holes align with those in the co...
Page 92 - Remove the two screws; the rear I/O assembly” on page 84; Replacing the microprocessor fan
4. Remove the system board shield. See “Removing and reinstalling the system board shield” on page 83. 5. Remove the VESA mount bracket. See “Removing the VESA mount bracket” on page 86. 6. Locate the power supply. See “Locating major FRUs and CRUs” on page 66. 7. Disconnect the power supply cables ...
Page 93 - Go to “Completing the parts replacement” on page 108.
To replace the microprocessor fan, do the following: 1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer. 2. Place a soft, clean towel or cloth on...
Page 94 - Replacing the heat sink assembly
Replacing the heat sink assembly Attention: Do not open your computer or attempt any repair before reading and understanding the “Important safety information” on page 1 This section provides instructions on how to replace the heat sink assembly. CAUTION: The heat sink and fan assembly might be very...
Page 95 - Replacing the microprocessor
6. Follow the sequence 1 , 2 , 3 , 4 on the heat sink assembly to loose the four screws that secure the heat sink assembly to the system board. Remove the screw 5 that secure the heat sink assembly to the computer. Note: Carefully loose the four screws from the system board to avoid any possible dam...
Page 98 - Replacing the card reader
Figure 31. Installing the microprocessor 11. Lower the new microprocessor straight down into the microprocessor socket on the system board. 12. Close the microprocessor retainer and lock it into position with the small handle to secure the new microprocessor in the socket. 13. Reinstall the heat sin...
Page 99 - Replacing the battery; ThinkCentre Safety, Warranty, and Setup Guide
7. Remove the two screws 1 that secure the card reader, and then lift the card reader out of the computer. Figure 32. Removing the card reader 8. To reinstall the card reader, align the screw holes in the new card reader with those in the computer, and then install the two screws to secure the card ...
Page 100 - Replacing the converter board
2. Place a soft, clean towel or cloth on the desk or other flat surface. Hold the sides of your computer and gently lay it down so that the screen is against the surface and the cover is facing up. 3. Remove the computer cover. See “Removing the computer cover” on page 75. 4. Locate the battery on t...
Page 101 - Installing or replacing a memory module
3. Remove the computer cover. See “Removing the computer cover” on page 75. 4. Remove the optical drive. See “Replacing the optical drive” on page 82. 5. Locate the converter board in the computer. See “Locating major FRUs and CRUs” on page 66. 6. Remove the two screws that secure the converter boar...
Page 102 - want to install the memory module.
To install or replace a memory module, do the following: 1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer. 2. Place a soft, clean towel or clot...
Page 103 - Replacing the internal speakers
8. Insert the notched end 1 of the new memory module into the slot. Press the memory module firmly and pivot the memory module until it snaps into place. Ensure that the memory module is securedin the slot and does not move easily. Figure 37. Installing a memory module 9. Reinstall the system board ...
Page 104 - Replacing the integrated camera
7. Pull the internal speaker up to remove it from the computer. Figure 38. Removing the internal speakers 8. Route the new internal speaker cables, and then position the new internal speakers on the front bezel so that the two holes in each internal speaker align with those in the front bezel. 9. To...
Page 105 - Replacing the system board
7. Remove the screw that secures the integrated camera to the front bezel to remove the integrated camera from the computer. Figure 39. Removing the integrated camera 8. To reinstall the integrated camera, position the new integrated camera and align the screw holes in the new integrated camera with...
Page 107 - Replacing the LCD panel
To install the microprocessor socket cover, do the following: 1. Release the lever securing the microprocessor retainer and open the retainer to access the microprocessor. 2. Grasp the microprocessor on the sides and lift it straight up and out of the socket. Do not touch the contacts on the micropr...
Page 110 - main bracket align with those in the front bezel.
17. Position the computer main bracket over the LCD panel. Make sure the screw holes in the computer main bracket align with those in the front bezel. 18. Reinstall all eight screws that secure the computer main bracket to the front bezel. Figure 46. Reinstalling all eight screws that secure the com...
Page 111 - Go to “Completing the parts replacement” on page 108.; Replacing the Wi-Fi card
21. Reinstall the rear I/O assembly. See “Replacing the rear I/O assembly” on page 84. 22. Reinstall the system board shield. See “Removing and reinstalling the system board shield” on page 83. 23. Reinstall the foot stands. See “Removing and reinstalling the feet stand” on page 75. 24. Connect all ...
Page 112 - Completing the parts replacement
8. Pivot the Wi-Fi card upward and lift the Wi-Fi card out of the mini PCI Express slot. Figure 49. Removing the Wi-Fi card 9. To install the new Wi-Fi card, insert the notched end of the new Wi-Fi card into the mini PCI express card slot at an angle of about 20 degrees. Ensure that the Wi-Fi card i...
Page 113 - to secure the; Lock the computer cover if you have an integrated cable lock.
3. Lower and position the computer cover into place and then tighten the two screws 1 to secure the computer cover. Figure 50. Installing the computer cover 4. Reinstall the frame stand. See “Removing and reinstalling the frame stand” on page 71. 5. Lock the computer cover if you have an integrated ...
Page 115 - Chapter 10. Additional service information; Security features in this section include the following:
Chapter 10. Additional service information This chapter provides additional information that the service representative might find helpful. Security features Security features in this section include the following: • Passwords • Vital Product Data Hardware controlled passwords Hardware controlled pa...
Page 118 - automatically. This can be either a single event or a daily event.
Power management Power management reduces the power consumption of certain components of the computer such as thesystem power supply, processor, hard disk drives, and some monitors. Automatic configuration and power interface (ACPI) BIOS Being an ACPI BIOS system, the operating system is allowed to ...
Page 120 - Linux is a registered trademark of Linus Torvalds.
Television 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 C...
Page 121 - Index
Index 2.5-inch hybrid hard disk drive replacing 80 2.5-inch solid-state drive replacing 80 3.5-inch hard disk drive replacing 78 3.5-inch hybrid hard disk drive replacing 78 A administrator, password 56 B basic troubleshooting 35 battery, replacing 95 BIOS settings, changing 58 boot-block recovery 1...