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PC Notebooks - E49 Laptop (Lenovo) (1.21 mb)
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Anleitung Zusammenfassung
Contents
About this manual. . . . . . . . . . .
iii
Chapter 6. FRU replacement
notices . . . . . . . . . . . . . . . .
41
Chapter 1. Safety information . . . . . . 1
Screw notices . . . . . . . . . . . . . . .
41
General safety . . . . . . . . . . . . . . . .
1
Electrical safety . . . . . . . . . . . . . . .
2
Chapter 7. Removing and replacing a
Safety inspection guide . . . . . . . . . . . .
3
FRU . . . . . . . . . . . . . . . . . .
43
Handling devices that are sensitive to electrostatic
General guidelines . . . . . . . . . . . . .
43
discharge. . . . . . . . . . . . . . . . . .
3
1010 Battery pack . . . . . . . . . . . . .
44
Grounding requirements . . . . . . . . . . . .
4
1020 Optical drive . . . . . . . . . . . . .
44
Safety notices (multilingual translations) . . . . . .
4
1030 Bottom slot cover . . . . . . . . . . .
46
Laser compliance statement (multilingual
1040 Memory modules . . . . . . . . . . .
46
translations) . . . . . . . . . . . . . . . .
19
1050 Hard disk drive assembly . . . . . . . .
47
Chapter 2. Important service
1060 PCI Express Mini Card for wireless LAN . .
49
information . . . . . . . . . . . . . .
27
1070 Thermal fan assembly
. . . . . . . . .
51
Strategy for replacing FRUs . . . . . . . . .
27
1080 Microprocessor . . . . . . . . . . . .
53
Strategy for replacing a hard disk drive . . .
28
1090 Keyboard . . . . . . . . . . . . . .
54
Important notice for replacing a system
1100 Keyboard bezel . . . . . . . . . . . .
57
board . . . . . . . . . . . . . . . .
28
1110 Power board . . . . . . . . . . . . .
59
Important information about replacing RoHS
1120 Backup battery . . . . . . . . . . . .
60
compliant FRUs . . . . . . . . . . . . . .
28
1130 System board assembly. . . . . . . . .
61
1140 LCD unit . . . . . . . . . . . . . . .
62
Chapter 3. General checkout . . . . .
29
1150 DC-in cable and base cover . . . . . . .
65
What to do first . . . . . . . . . . . . . .
29
2010 LCD front bezel . . . . . . . . . . . .
67
Power system checkout . . . . . . . . . . .
30
2020 Integrated camera . . . . . . . . . . .
69
Checking the ac power adapter . . . . . .
30
2030 LCD panel, LCD cable, and hinges
. . . .
69
Checking operational charging
. . . . . .
31
2040 Antenna assembly and LCD rear cover . . .
71
Checking the battery pack . . . . . . . .
31
Chapter 8. Locations . . . . . . . . .
73
Chapter 4. Related service
Front view . . . . . . . . . . . . . . . .
73
information . . . . . . . . . . . . . .
33
Right-side view . . . . . . . . . . . . . .
74
Recovering the computer settings . . . . . . .
33
Rear view. . . . . . . . . . . . . . . . .
74
Passwords . . . . . . . . . . . . . . . .
33
Bottom and left-side view . . . . . . . . . .
75
Power-on password . . . . . . . . . . .
34
Supervisor password . . . . . . . . . .
34
Chapter 9. Parts list . . . . . . . . . .
77
Power management
. . . . . . . . . . . .
34
Overall . . . . . . . . . . . . . . . . . .
78
Screen blank mode . . . . . . . . . . .
34
LCD FRUs . . . . . . . . . . . . . . . .
82
Sleep mode . . . . . . . . . . . . . .
34
Keyboard . . . . . . . . . . . . . . . . .
84
Hibernation mode
. . . . . . . . . . .
35
Miscellaneous parts
. . . . . . . . . . . .
85
ac power adapters . . . . . . . . . . . . .
86
Chapter 5. Lenovo E49 and ZhaoYang
Power cords
. . . . . . . . . . . . . . .
86
E49 . . . . . . . . . . . . . . . . . .
37
Specifications . . . . . . . . . . . . . . .
37
Appendix A. Notices . . . . . . . . . .
91
Status indicators . . . . . . . . . . . . . .
38
Electronic emissions notices . . . . . . . . .
92
Fn key combinations . . . . . . . . . . . .
39
Trademarks . . . . . . . . . . . . . . . .
92
© Copyright Lenovo 2012, 2013
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