Lenovo E4325 Laptop Hardware Maintenance Manual - Lenovo E4325 - Page 3

Contents, FRU replacement - battery

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Contents About this manual iii Chapter 1. Safety information . . . . . 1 General safety 1 Electrical safety 2 Safety inspection guide 3 Handling devices that are sensitive to electrostatic discharge 3 Grounding requirements 4 Safety notices (multilingual translations) . . . . . 4 Laser compliance statement (multilingual translations 19 Chapter 2. General checkout . . . . . 27 What to do first 27 Power system checkout 28 Checking the ac power adapter 28 Checking operational charging 29 Checking the battery pack 29 Chapter 3. Related service information 31 Recovering the computer settings 31 Using passwords 31 Power management 31 Screen blank mode 32 Sleep mode 32 Hibernation mode 32 Chapter 4. Status indicators . . . . . 35 Chapter 5. Fn key combinations . . . 37 Chapter 6. Locations 39 Locating computer controls, connectors, and indicators 39 Front view 39 Right-side view 40 Bottom and left-side view 40 Locating FRUs and CRUs 40 Major FRUs and CRUs 42 LCD FRUs 43 Miscellaneous parts 45 Looking up FRU information 45 Chapter 7. FRU replacement notices 47 Important notice for replacing FRUs 47 Screw notices 48 Chapter 8. Removing and replacing a FRU 49 General guidelines 49 1010 Battery pack 50 1020 Bottom slot cover 50 1030 Optical drive 51 1040 Memory module 52 1050 Hard disk drive assembly 53 1060 PCI Express Mini Card for wireless LAN . . 55 1080 Backup battery 56 1090 Keyboard 56 1100 Keyboard bezel 59 1110 LED board 61 1120 Power board 62 1140 Input/output (I/O) board 62 1150 System board assembly and USB board . . 64 1160 Thermal module 67 1170 Microprocessor 69 1180 LCD unit 70 1190 Speaker assembly 72 1200 DC-in connector and base cover . . . . . 73 2010 LCD front bezel 74 2020 Camera 75 2030 LCD panel, LCD cable, and hinges . . . . 76 2040 Antenna assembly and LCD rear cover . . . 78 Appendix A. Notices 79 Trademarks 80 © Copyright Lenovo 2013 i

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Contents
About this manual
...........
iii
Chapter 1. Safety information
.....
1
General safety
.
.
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1
Electrical safety
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2
Safety inspection guide
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3
Handling devices that are sensitive to electrostatic
discharge
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.
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.
.
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.
.
3
Grounding requirements
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4
Safety notices (multilingual translations)
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4
Laser compliance statement (multilingual
translations)
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19
Chapter 2. General checkout
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27
What to do first
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27
Power system checkout
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28
Checking the ac power adapter
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28
Checking operational charging
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29
Checking the battery pack
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29
Chapter 3. Related service
information
..............
31
Recovering the computer settings
.
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.
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.
31
Using passwords
.
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31
Power management
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31
Screen blank mode
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32
Sleep mode
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32
Hibernation mode
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32
Chapter 4. Status indicators
.....
35
Chapter 5. Fn key combinations
...
37
Chapter 6. Locations
.........
39
Locating computer controls, connectors, and
indicators
.
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.
39
Front view
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39
Right-side view
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40
Bottom and left-side view
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40
Locating FRUs and CRUs
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.
.
40
Major FRUs and CRUs
.
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42
LCD FRUs
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43
Miscellaneous parts
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45
Looking up FRU information
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45
Chapter 7. FRU replacement
notices
................
47
Important notice for replacing FRUs
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47
Screw notices
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48
Chapter 8. Removing and replacing a
FRU
..................
49
General guidelines
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.
49
1010 Battery pack
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50
1020 Bottom slot cover
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50
1030 Optical drive
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51
1040 Memory module
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52
1050 Hard disk drive assembly
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53
1060 PCI Express Mini Card for wireless LAN
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55
1080 Backup battery
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56
1090 Keyboard
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56
1100 Keyboard bezel
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59
1110 LED board
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61
1120 Power board
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62
1140 Input/output (I/O) board
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62
1150 System board assembly and USB board
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.
64
1160 Thermal module
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.
67
1170 Microprocessor
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69
1180 LCD unit
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70
1190 Speaker assembly
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.
72
1200 DC-in connector and base cover
.
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.
73
2010 LCD front bezel
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74
2020 Camera
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.
75
2030 LCD panel, LCD cable, and hinges
.
.
.
.
76
2040 Antenna assembly and LCD rear cover .
.
.
78
Appendix A. Notices
..........
79
Trademarks
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
80
© Copyright Lenovo 2013
i