Lenovo M4350 Lenovo M4350 Hardware Maintenance Manual - Page 3

Contents, Using the Setup Utility - specification

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Contents About this manual iii Chapter 1. Safety information 1 General safety 1 Electrical safety 1 Voltage-selection switch 3 Safety inspection guide 3 Handling electrostatic discharge-sensitive devices 4 Grounding requirements 4 Safety notices (multi-lingual translations) . . . . . 4 Chapter 2. General information . . . . 27 Specifications 27 Lenovo Support Web site 28 Chapter 3. General checkout . . . . . 29 Problem determination tips 29 Chapter 4. Troubleshooting and diagnostics 31 Basic troubleshooting 31 Accessing Control Panel on the Windows 8 operating system 32 Troubleshooting procedure 32 Troubleshooting 32 Audio problems 33 CD problems 34 DVD problems 35 Intermittent problems 36 Hard disk drive problems 37 Keyboard, mouse, or pointing device problems 37 Monitor problems 39 Networking problems 40 Option problems 43 Performance and lockup problems . . . . . 43 Printer problems 45 Serial port problems 45 Software problems 46 USB problems 46 Diagnostics 47 Lenovo Solution Center 47 Chapter 5. Using the Setup Utility program 49 Starting the Setup Utility program 49 Viewing and changing settings 49 Using passwords 49 © Copyright Lenovo 2013 Password considerations 50 Power-On Password 50 Administrator Password 50 Hard Disk Password 50 Setting, changing, and deleting a password . 50 Erasing lost or forgotten passwords (clearing CMOS 51 Enabling or disabling a device 51 Selecting a startup device 51 Selecting a temporary startup device . . . . 52 Selecting or changing the startup device sequence 52 Enabling ErP compliance mode 52 Changing the BIOS settings before installing a new operating system 53 Exiting the Setup Utility program 53 Chapter 6. Symptom-to-FRU index . . 55 Hard disk drive boot error 55 Power supply problems 55 Beep symptoms 55 POST error codes 56 Miscellaneous error messages 58 Undetermined problems 59 Chapter 7. Locations 61 Locating connectors, controls, and indicators on the front of your computer 61 Locating connectors on the rear of your computer 62 Locating major FRUs 63 Locating parts on the system board 66 Locating internal drives 67 Chapter 8. Replacing FRUs 69 Handling static-sensitive devices 69 Installing or replacing hardware 69 Removing the computer cover 69 Removing and reinstalling the front bezel . . 70 Replacing the primary hard disk drive . . . . 72 Replacing the thermal sensor 74 Replacing the front audio and USB assembly 76 Replacing the optical drive 77 Replacing the power supply assembly . . . 79 Replacing the system fan 81 Installing or replacing a PCI card 82 Replacing the battery 85 Installing or replacing a memory module . . . 86 i

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Contents
About this manual
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iii
Chapter 1. Safety information
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1
General safety
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Electrical safety
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Voltage-selection switch
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Safety inspection guide
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Handling electrostatic discharge-sensitive
devices
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Grounding requirements
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Safety notices (multi-lingual translations)
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Chapter 2. General information
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27
Specifications
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Lenovo Support Web site
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Chapter 3. General checkout
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Problem determination tips
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Chapter 4. Troubleshooting and
diagnostics
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Basic troubleshooting
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31
Accessing Control Panel on the Windows 8
operating system
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Troubleshooting procedure
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Troubleshooting
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Audio problems
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CD problems
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DVD problems
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Intermittent problems
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Hard disk drive problems
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Keyboard, mouse, or pointing device
problems
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Monitor problems
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Networking problems
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Option problems
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Performance and lockup problems
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Printer problems
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Serial port problems
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Software problems
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USB problems
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Diagnostics
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Lenovo Solution Center
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Chapter 5. Using the Setup Utility
program
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49
Starting the Setup Utility program
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49
Viewing and changing settings
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Using passwords
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Password considerations
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Power-On Password
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Administrator Password
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Hard Disk Password
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50
Setting, changing, and deleting a password
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50
Erasing lost or forgotten passwords (clearing
CMOS)
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51
Enabling or disabling a device
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51
Selecting a startup device
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51
Selecting a temporary startup device
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52
Selecting or changing the startup device
sequence
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52
Enabling ErP compliance mode
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52
Changing the BIOS settings before installing a new
operating system
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53
Exiting the Setup Utility program
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53
Chapter 6. Symptom-to-FRU index . .
55
Hard disk drive boot error
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55
Power supply problems
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Beep symptoms
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POST error codes
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Miscellaneous error messages
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Undetermined problems
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Chapter 7. Locations
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61
Locating connectors, controls, and indicators on
the front of your computer
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61
Locating connectors on the rear of your
computer
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62
Locating major FRUs
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63
Locating parts on the system board
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66
Locating internal drives
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67
Chapter 8. Replacing FRUs
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69
Handling static-sensitive devices
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.
.
.
.
.
.
69
Installing or replacing hardware
.
.
.
.
.
.
.
.
69
Removing the computer cover
.
.
.
.
.
.
.
69
Removing and reinstalling the front bezel
.
.
70
Replacing the primary hard disk drive
.
.
.
.
72
Replacing the thermal sensor
.
.
.
.
.
.
.
74
Replacing the front audio and USB
assembly
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
76
Replacing the optical drive
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77
Replacing the power supply assembly
.
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79
Replacing the system fan
.
.
.
.
.
.
.
.
.
81
Installing or replacing a PCI card
.
.
.
.
.
.
82
Replacing the battery
.
.
.
.
.
.
.
.
.
.
85
Installing or replacing a memory module .
.
.
86
© Copyright Lenovo 2013
i