Lenovo ThinkCentre M70z Hardware Maintenance Manual (HMM) - Page 5

Contents, Using the Setup Utility - memory

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Contents Chapter 1. About this manual . . . . . 1 Important Safety Information 1 Important information about replacing RoHS compliant FRUs 1 Chapter 2. Safety information . . . . . 3 General safety 3 Electrical safety 3 Safety inspection guide 5 Handling electrostatic discharge-sensitive devices 5 Grounding requirements 6 Safety notices (multi-lingual translations) . . . . . 6 Chapter 3. General information. . . . 29 Lenovo ThinkVantage Tools 29 Lenovo Welcome 29 Lenovo ThinkVantage Toolbox 29 Additional information resources 29 Specifications 29 Chapter 4. General Checkout. . . . . 31 Problem determination tips 31 Chapter 5. Diagnostics 33 Lenovo ThinkVantage Toolbox 33 PC-Doctor for DOS 33 Creating a diagnostic disc 33 Running the diagnostic program from the diagnostic disc 34 Navigating through the diagnostics programs 34 Running tests 34 Viewing the test log 36 Chapter 6. Using the Setup Utility program 37 Starting the Setup Utility program 37 Viewing or changing settings 37 Using passwords 37 Password considerations 38 Administrator password 38 Power-on password 38 Hard disk drive password 38 Setting, changing, or deleting a password . . 38 Enabling or disabling a device 39 Selecting a startup device 39 Selecting a temporary startup device . . . . 39 Viewing or changing the startup device sequence 40 Exiting the Setup Utility program 40 Chapter 7. Symptom-to-FRU Index . 41 Hard disk drive boot error 41 Power Supply Problems 41 Diagnostic error codes 42 Beep symptoms 59 POST error codes 59 Miscellaneous error conditions 60 Undetermined problems 62 Chapter 8. Replacing FRUs. . . . . . 63 Locating connectors, controls, and indicators on the front of your computer 64 Using your computer in monitor mode . . . 65 Locating connectors and parts on the rear of your computer 66 FRU locations 67 System board parts and connectors 69 Removing or reinstalling the frame stand . . . . 70 Removing the computer cover 71 Replacing the hard disk drive 72 Replacing the optical drive 74 Replacing the right I/O assemblies 75 Replacing the card reader 77 Replacing the inverter 78 Replacing the power supply 79 Removing or reinstalling the wall mount . . . . . 80 Replacing the system fan 82 Replacing the microprocessor fan assembly . . . 84 Replacing the heat sink 85 Replacing the microprocessor 87 Replacing the PS2 COM Port 90 Installing or replacing a memory module . . . . 91 Replacing the battery 93 Replacing the WI-FI card 94 Replacing the Bluetooth module 95 Replacing the multi-touch board 96 Replacing the ambient light sensor 97 Replacing the internal speakers 99 Replacing the integrated camera with microphone 100 Replacing the rear I/O assembly 102 Replacing the power switch module 103 Replacing the front panel control board . . . . . 105 © Copyright Lenovo 2010, 2011 iii

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Contents
Chapter 1. About this manual
.....
1
Important Safety Information
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1
Important information about replacing RoHS
compliant FRUs
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1
Chapter 2. Safety information
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3
General safety
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3
Electrical safety
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3
Safety inspection guide
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5
Handling electrostatic discharge-sensitive
devices
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5
Grounding requirements
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6
Safety notices (multi-lingual translations)
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6
Chapter 3. General information
....
29
Lenovo ThinkVantage Tools
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29
Lenovo Welcome
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29
Lenovo ThinkVantage Toolbox
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29
Additional information resources
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29
Specifications
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29
Chapter 4. General Checkout
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31
Problem determination tips
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31
Chapter 5. Diagnostics
........
33
Lenovo ThinkVantage Toolbox
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33
PC-Doctor for DOS
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33
Creating a diagnostic disc
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33
Running the diagnostic program from the
diagnostic disc
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34
Navigating through the diagnostics
programs
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34
Running tests
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34
Viewing the test log
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36
Chapter 6. Using the Setup Utility
program
................
37
Starting the Setup Utility program
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37
Viewing or changing settings
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37
Using passwords
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37
Password considerations
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38
Administrator password
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38
Power-on password
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38
Hard disk drive password
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38
Setting, changing, or deleting a password .
.
38
Enabling or disabling a device
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39
Selecting a startup device
.
.
.
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39
Selecting a temporary startup device
.
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.
39
Viewing or changing the startup device
sequence
.
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40
Exiting the Setup Utility program
.
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40
Chapter 7. Symptom-to-FRU Index
.
41
Hard disk drive boot error
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41
Power Supply Problems
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41
Diagnostic error codes
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42
Beep symptoms
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59
POST error codes
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59
Miscellaneous error conditions
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60
Undetermined problems
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62
Chapter 8. Replacing FRUs
......
63
Locating connectors, controls, and indicators on
the front of your computer
.
.
.
.
.
.
.
.
.
.
64
Using your computer in monitor mode
.
.
.
65
Locating connectors and parts on the rear of your
computer
.
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.
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.
66
FRU locations
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67
System board parts and connectors
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69
Removing or reinstalling the frame stand
.
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.
70
Removing the computer cover
.
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.
.
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71
Replacing the hard disk drive
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72
Replacing the optical drive
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74
Replacing the right I/O assemblies
.
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.
.
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.
75
Replacing the card reader
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.
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.
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.
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.
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.
77
Replacing the inverter
.
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.
.
.
.
.
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.
78
Replacing the power supply
.
.
.
.
.
.
.
.
.
79
Removing or reinstalling the wall mount
.
.
.
.
.
80
Replacing the system fan
.
.
.
.
.
.
.
.
.
.
82
Replacing the microprocessor fan assembly .
.
.
84
Replacing the heat sink
.
.
.
.
.
.
.
.
.
.
.
85
Replacing the microprocessor
.
.
.
.
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.
.
.
87
Replacing the PS2 COM Port
.
.
.
.
.
.
.
.
.
90
Installing or replacing a memory module
.
.
.
.
91
Replacing the battery
.
.
.
.
.
.
.
.
.
.
.
.
93
Replacing the WI-FI card
.
.
.
.
.
.
.
.
.
.
.
94
Replacing the Bluetooth module
.
.
.
.
.
.
.
.
95
Replacing the multi-touch board
.
.
.
.
.
.
.
.
96
Replacing the ambient light sensor
.
.
.
.
.
.
.
97
Replacing the internal speakers
.
.
.
.
.
.
.
.
99
Replacing the integrated camera with
microphone
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
100
Replacing the rear I/O assembly
.
.
.
.
.
.
.
.
102
Replacing the power switch module
.
.
.
.
.
.
103
Replacing the front panel control board
.
.
.
.
.
105
© Copyright Lenovo 2010, 2011
iii