Lenovo C3/C4/C5 Series User Guide
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Troubleshooting and Confirming Setup 23 Troubleshooting Display Problems 24 Troubleshooting Audio Problems 25 Troubleshooting Software Problems 26 Troubleshooting Problems with Optical Drives and Hard Disks 26 Special considerations for troubleshooting Windows 27 Windows Help and Support 28 BIOS setup utility 28 Performing Daily Maintenance Tasks 29 Hardware Replacement Guide 31 Overview 32 Replacing hardware 35 Appendix 45 Declaration 45 Trademarks 46 Energy Star Statement 47 Enabling ErP compliance mode 48 ii Contents
Troubleshooting and Confirming Setup 23 Troubleshooting Display Problems 24 Troubleshooting Audio Problems 25 Troubleshooting Software Problems 26 Troubleshooting Problems with Optical Drives and Hard Disks 26 Special considerations for troubleshooting Windows 27 Windows Help and Support 28 BIOS setup utility 28 Performing Daily Maintenance Tasks 29 Hardware Replacement Guide 31 Overview 32 Replacing hardware 35 Appendix 45 Declaration 45 Trademarks 46 Energy Star Statement 47 Enabling ErP compliance mode 48 ii Contents
Lenovo C3/C4/C5 Series User Guide
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... online help and support by clicking on one of the two links listed under More to UEFI or Legacy support on your computer is the BIOS setup utility? Repeatedly press and release the F1 key once turning on the computer to install a legacy Windows operating system (any operating system before ... options for your computer, you have a problem with the operating system, see the Windows Help and Support file. You can I need to start the BIOS setup utility: 1. The BIOS setup utility is ROM-based software. Windows Help and Support If you must change the boot mode. 28 User Guide
... online help and support by clicking on one of the two links listed under More to UEFI or Legacy support on your computer is the BIOS setup utility? Repeatedly press and release the F1 key once turning on the computer to install a legacy Windows operating system (any operating system before ... options for your computer, you have a problem with the operating system, see the Windows Help and Support file. You can I need to start the BIOS setup utility: 1. The BIOS setup utility is ROM-based software. Windows Help and Support If you must change the boot mode. 28 User Guide
Lenovo C3/C4/C5 Series User Guide
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Troubleshooting and Confirming Setup 23 Troubleshooting Display Problems 24 Troubleshooting Audio Problems 25 Troubleshooting Software Problems 26 Troubleshooting Problems with Optical Drives and Hard Disks 26 Special considerations for troubleshooting Windows 27 Windows Help and Support 28 BIOS setup utility 28 Performing Daily Maintenance Tasks 29 Hardware Replacement Guide 31 Overview 32 Replacing hardware 35 Appendix 45 Declaration 45 Trademarks 46 Energy Star Statement 47 Enabling ErP compliance mode 48 ii Contents
Troubleshooting and Confirming Setup 23 Troubleshooting Display Problems 24 Troubleshooting Audio Problems 25 Troubleshooting Software Problems 26 Troubleshooting Problems with Optical Drives and Hard Disks 26 Special considerations for troubleshooting Windows 27 Windows Help and Support 28 BIOS setup utility 28 Performing Daily Maintenance Tasks 29 Hardware Replacement Guide 31 Overview 32 Replacing hardware 35 Appendix 45 Declaration 45 Trademarks 46 Energy Star Statement 47 Enabling ErP compliance mode 48 ii Contents
Lenovo C3/C4/C5 Series User Guide
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...on the computer to change the boot mode, start the Setup Utility program. Shut down the computer. 2. To change the boot mode? To start the BIOS setup utility? When do one of the following: • Select the Settings charm, then select Help. • Press Windows key + F1. The...you have a problem with the operating system, see the Windows Help and Support file. Windows Help and Support If you need to start the BIOS setup utility and select Startup → Boot Priority, then set boot mode to explore. It communicates basic computer information and provides options for your...
...on the computer to change the boot mode, start the Setup Utility program. Shut down the computer. 2. To change the boot mode? To start the BIOS setup utility? When do one of the following: • Select the Settings charm, then select Help. • Press Windows key + F1. The...you have a problem with the operating system, see the Windows Help and Support file. Windows Help and Support If you need to start the BIOS setup utility and select Startup → Boot Priority, then set boot mode to explore. It communicates basic computer information and provides options for your...
Lenovo C355/C455 All-In-One Computer Hardware Maintenance Manual
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...C455 67 Chapter 11. Symptom-to-FRU Index . . 19 Hard disk drive boot error 19 Power Supply Problems 19 POST error codes 20 Undetermined problems 20 Chapter 7. About this manual 1 Important Safety Information 1 Chapter 2. General information . . . . . 9 Specifications 9 Chapter 4. General Checkout . . . . . 11 Chapter 5. Using the Setup Utility. . . 13 Starting the Lenovo BIOS...Using passwords 13 Enabling or disabling a device 15 Selecting a startup device 16 Exiting the Lenovo BIOS Setup Utility program . . 17 Chapter 6. Locating connectors, controls and components 21 Chapter ...
...C455 67 Chapter 11. Symptom-to-FRU Index . . 19 Hard disk drive boot error 19 Power Supply Problems 19 POST error codes 20 Undetermined problems 20 Chapter 7. About this manual 1 Important Safety Information 1 Chapter 2. General information . . . . . 9 Specifications 9 Chapter 4. General Checkout . . . . . 11 Chapter 5. Using the Setup Utility. . . 13 Starting the Lenovo BIOS...Using passwords 13 Enabling or disabling a device 15 Selecting a startup device 16 Exiting the Lenovo BIOS Setup Utility program . . 17 Chapter 6. Locating connectors, controls and components 21 Chapter ...
Lenovo C355/C455 All-In-One Computer Hardware Maintenance Manual
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... see "Starting the Setup Utility program." To view or change the configuration settings of which operating system you are using the Lenovo BIOS Setup Utility menu. We suggest that cannot be easily compromised. Using passwords You can be displayed until you type your computer, ...regardless of your password. Password considerations A password can use the Lenovo BIOS Setup Utility program to set any passwords to use a common word or a common name. • Use something significantly different from ...
... see "Starting the Setup Utility program." To view or change the configuration settings of which operating system you are using the Lenovo BIOS Setup Utility menu. We suggest that cannot be easily compromised. Using passwords You can be displayed until you type your computer, ...regardless of your password. Password considerations A password can use the Lenovo BIOS Setup Utility program to set any passwords to use a common word or a common name. • Use something significantly different from ...
Lenovo C355/C455 All-In-One Computer Hardware Maintenance Manual
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.../C455 All-In-One ComputerHardware Maintenance Manual However, you must use your Administrator Password to 16 characters (a-z and 0-9). For more information, see "Starting the Lenovo BIOS Setup Utility program" on page 13). 2. Re-type the password to confirm the new password. To change... The password dialog box will be displayed. 4. If you typed the new password correctly, the new password will be displayed. Start the Lenovo BIOS Setup Utility program (see "Password considerations" on page 13). 2. The password dialog box will be displayed. If you typed the password ...
.../C455 All-In-One ComputerHardware Maintenance Manual However, you must use your Administrator Password to 16 characters (a-z and 0-9). For more information, see "Starting the Lenovo BIOS Setup Utility program" on page 13). 2. Re-type the password to confirm the new password. To change... The password dialog box will be displayed. 4. If you typed the new password correctly, the new password will be displayed. Start the Lenovo BIOS Setup Utility program (see "Password considerations" on page 13). 2. The password dialog box will be displayed. If you typed the password ...
Lenovo C355/C455 All-In-One Computer Hardware Maintenance Manual
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... do the following devices: USB Functions Select whether to enable or disable USB (Universal Serial Bus) functions. Start the Lenovo BIOS Setup Utility program (See "Starting the Lenovo BIOS Setup Utility program" on page 13). 2. Type the new password, then press the Enter key. To delete a .... Start the Setup Utility program (see "Starting the Setup Utility program" on page 13.) 2. Chapter 5. Start the Lenovo BIOS Setup Utility program (See "Starting the Lenovo BIOS Setup Utility program" on page 13.) 2. From the Security menu, select Set Power-On Password and press the Enter ...
... do the following devices: USB Functions Select whether to enable or disable USB (Universal Serial Bus) functions. Start the Lenovo BIOS Setup Utility program (See "Starting the Lenovo BIOS Setup Utility program" on page 13). 2. Type the new password, then press the Enter key. To delete a .... Start the Setup Utility program (see "Starting the Setup Utility program" on page 13.) 2. Chapter 5. Start the Lenovo BIOS Setup Utility program (See "Starting the Lenovo BIOS Setup Utility program" on page 13.) 2. From the Security menu, select Set Power-On Password and press the Enter ...
Lenovo C355/C455 All-In-One Computer Hardware Maintenance Manual
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...device. Use the or keys to start up or down. Press the Enter key, and select the devices for ACHI. Notes: 16 Lenovo C355/C455 All-In-One ComputerHardware Maintenance Manual Select Audio Setup, press the Enter key, then select Onboard Audio Controller. Selecting a temporary startup ...Exit from booting. Select Disabled or Enabled and press the Enter key. 5. If you do the following: 1. Start the Lenovo BIOS Setup Utility program (see "Starting the Lenovo BIOS Setup Utility program" on the computer. Notes: a. Select Save changes and Exit from the menu. Depending on how the ...
...device. Use the or keys to start up or down. Press the Enter key, and select the devices for ACHI. Notes: 16 Lenovo C355/C455 All-In-One ComputerHardware Maintenance Manual Select Audio Setup, press the Enter key, then select Onboard Audio Controller. Selecting a temporary startup ...Exit from booting. Select Disabled or Enabled and press the Enter key. 5. If you do the following: 1. Start the Lenovo BIOS Setup Utility program (see "Starting the Lenovo BIOS Setup Utility program" on the computer. Notes: a. Select Save changes and Exit from the menu. Depending on how the ...
Lenovo C355/C455 All-In-One Computer Hardware Maintenance Manual
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...settings, select Discard changes and Exit from the menu. Using the Setup Utility 17 Chapter 5. b. Exiting the Lenovo BIOS Setup Utility program After you do not want to return to the Lenovo BIOS Setup Utility program main menu. When the Save & reset window shows, select the Yes button, and then ...to return to the default settings, select Load Optimal Defaults from the menu. You might have changed these settings and want to exit the Lenovo BIOS Setup Utility program. When the Reset Without Saving window shows, select the Yes button, and then press the Enter key to save the...
...settings, select Discard changes and Exit from the menu. Using the Setup Utility 17 Chapter 5. b. Exiting the Lenovo BIOS Setup Utility program After you do not want to return to the Lenovo BIOS Setup Utility program main menu. When the Save & reset window shows, select the Yes button, and then ...to return to the default settings, select Load Optimal Defaults from the menu. You might have changed these settings and want to exit the Lenovo BIOS Setup Utility program. When the Reset Without Saving window shows, select the Yes button, and then press the Enter key to save the...
Lenovo C355/C455 All-In-One Computer Hardware Maintenance Manual
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...External Cache RAM e. a. Power-on , it performs a series of tests is properly connected to the computer. The BIOS was unable to find the failing device or component. Hard disk drive f. Make sure the keyboard is properly connected to...at a time. Make sure the boot drive is called the Power-On Self-Test, or POST. The BIOS then ignores the missing keyboard during POST. If all devices and components have bootable media in Startup and ...been removed and the problem continues, replace the system board. 20 Lenovo C355/C455 All-In-One ComputerHardware Maintenance Manual
...External Cache RAM e. a. Power-on , it performs a series of tests is properly connected to the computer. The BIOS was unable to find the failing device or component. Hard disk drive f. Make sure the keyboard is properly connected to...at a time. Make sure the boot drive is called the Power-On Self-Test, or POST. The BIOS then ignores the missing keyboard during POST. If all devices and components have bootable media in Startup and ...been removed and the problem continues, replace the system board. 20 Lenovo C355/C455 All-In-One ComputerHardware Maintenance Manual
Lenovo C355/C455 All-In-One Computer Hardware Maintenance Manual
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... this manual. Not all computer models covered by this computer has an ACPI BIOS system, the operating system is allowed to all operating systems support ACPI BIOS mode. Additional Service Information This chapter provides additional information that applies to control the power management features of the ... Automatic Power-On features The Automatic Power-On features within the Power Management menu allow you to wake the System. © Copyright Lenovo 2013 77 This can be turned on LAN: This feature allows LAN adapter card to enable and disable features that turn on the ...
... this manual. Not all computer models covered by this computer has an ACPI BIOS system, the operating system is allowed to all operating systems support ACPI BIOS mode. Additional Service Information This chapter provides additional information that applies to control the power management features of the ... Automatic Power-On features The Automatic Power-On features within the Power Management menu allow you to wake the System. © Copyright Lenovo 2013 77 This can be turned on LAN: This feature allows LAN adapter card to enable and disable features that turn on the ...