Lenovo E4325 - Manual (Page 3)

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