Lenovo C355/C455 All-In-One Computer Hardware Maintenance Manual
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Symptom-to-FRU Index . . 19 Hard disk drive boot error 19 Power Supply Problems 19 POST error codes 20 Undetermined problems 20 Chapter 7. Replacing hardware . . . . 27 General information 27 Replacing the keyboard and mouse 28 ... 13 Enabling or disabling a device 15 Selecting a startup device 16 Exiting the Lenovo BIOS Setup Utility program . . 17 Chapter 6. FRU lists-C355 57 Chapter 10. General information . . . 77 Additional Service Information 77 © Copyright Lenovo 2013 iii About this manual 1 Important Safety Information 1 Chapter 2. Safety information ...
Symptom-to-FRU Index . . 19 Hard disk drive boot error 19 Power Supply Problems 19 POST error codes 20 Undetermined problems 20 Chapter 7. Replacing hardware . . . . 27 General information 27 Replacing the keyboard and mouse 28 ... 13 Enabling or disabling a device 15 Selecting a startup device 16 Exiting the Lenovo BIOS Setup Utility program . . 17 Chapter 6. FRU lists-C355 57 Chapter 10. General information . . . 77 Additional Service Information 77 © Copyright Lenovo 2013 iii About this manual 1 Important Safety Information 1 Chapter 2. Safety information ...
Lenovo C355/C455 All-In-One Computer Hardware Maintenance Manual
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...overwritten if you cannot continue, replace the last device tested. © Copyright Lenovo 2013 11 For an explanation of these messages, refer to "POST error codes". • If the computer hangs and no error is found by an application, the operating system, or both. Check all display... controls to step 7. 6. Set all cables and power cords. 3. Chapter 4. Power-on the computer. • Look for displayed error codes. • Look for readable instructions or a main menu on all external devices. 2. If the test stops and you select an incorrect drive....
...overwritten if you cannot continue, replace the last device tested. © Copyright Lenovo 2013 11 For an explanation of these messages, refer to "POST error codes". • If the computer hangs and no error is found by an application, the operating system, or both. Check all display... controls to step 7. 6. Set all cables and power cords. 3. Chapter 4. Power-on the computer. • Look for displayed error codes. • Look for readable instructions or a main menu on all external devices. 2. If the test stops and you select an incorrect drive....
Lenovo C355/C455 All-In-One Computer Hardware Maintenance Manual
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... decide which FRUs to have both an error message and an incorrect audio response, diagnose the error message first. • If you cannot run the diagnostic tests or you get a diagnostic error code when running a test but did not receive any error message look for a description of this index...Check the configuration and ensure the startup drive is not included in the first part of your error symptoms in the boot sequence configuration. Install an operating system on Switch © Copyright Lenovo 2013 19 Always begin with Chapter 4, "General Checkout," on page 20. Replace the hard ...
... decide which FRUs to have both an error message and an incorrect audio response, diagnose the error message first. • If you cannot run the diagnostic tests or you get a diagnostic error code when running a test but did not receive any error message look for a description of this index...Check the configuration and ensure the startup drive is not included in the first part of your error symptoms in the boot sequence configuration. Install an operating system on Switch © Copyright Lenovo 2013 19 Always begin with Chapter 4, "General Checkout," on page 20. Replace the hard ...
Lenovo C355/C455 All-In-One Computer Hardware Maintenance Manual
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... Cannot initialize the keyboard. a. Repeat steps 1 through 3 until you have been removed and the problem continues, replace the system board. 20 Lenovo C355/C455 All-In-One ComputerHardware Maintenance Manual This series of tests to check that the system is operating correctly and that certain options are held...sure the boot drive is properly connected to the computer and that no keys are set the option to Enabled. Disk drive 3. POST error codes Each time you turn the computer on the computer to find the failing device or component. The BIOS was unable to re-test the...
... Cannot initialize the keyboard. a. Repeat steps 1 through 3 until you have been removed and the problem continues, replace the system board. 20 Lenovo C355/C455 All-In-One ComputerHardware Maintenance Manual This series of tests to check that the system is operating correctly and that certain options are held...sure the boot drive is properly connected to the computer and that no keys are set the option to Enabled. Disk drive 3. POST error codes Each time you turn the computer on the computer to find the failing device or component. The BIOS was unable to re-test the...