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Anleitung Zusammenfassung
Contents
About this manual. . . . . . . . . . .
iii
Screw notices . . . . . . . . . . . . . . .
41
Chapter 1. Safety information . . . . . . 1
Chapter 7. Removing and replacing a
General safety . . . . . . . . . . . . . . . .
1
FRU . . . . . . . . . . . . . . . . . .
43
Electrical safety . . . . . . . . . . . . . . .
2
General guidelines . . . . . . . . . . . . .
43
Safety inspection guide . . . . . . . . . . . .
3
1010 Battery pack . . . . . . . . . . . . .
44
Handling devices that are sensitive to electrostatic
1020 Bottom slot cover . . . . . . . . . . .
44
discharge. . . . . . . . . . . . . . . . . .
3
1030 Optical drive . . . . . . . . . . . . .
45
Grounding requirements . . . . . . . . . . . .
4
1040 Memory modules . . . . . . . . . . .
46
Safety notices (multilingual translations) . . . . . .
4
1050 Hard disk drive assembly . . . . . . . .
47
Laser compliance statement (multilingual
1060 PCI Express Mini Card for wireless LAN . .
49
translations) . . . . . . . . . . . . . . . .
19
1070 mSATA solid state drive . . . . . . . . .
51
Chapter 2. Important service
1080 Backup battery . . . . . . . . . . . .
52
information . . . . . . . . . . . . . .
27
1090 Keyboard . . . . . . . . . . . . . .
53
Strategy for replacing FRUs . . . . . . . . .
27
1100 Keyboard bezel . . . . . . . . . . . .
56
Strategy for replacing a hard disk drive . . .
28
1110 LED board . . . . . . . . . . . . . .
58
Important notice for replacing a system
1120 Power board and touch pad bracket . . . .
59
board . . . . . . . . . . . . . . . .
28
1130 Microphone assembly . . . . . . . . .
60
Important information about replacing RoHS
1140 I/O board
. . . . . . . . . . . . . .
61
compliant FRUs . . . . . . . . . . . . . .
28
1150 System board assembly and USB board . .
62
1160 DC-in connector . . . . . . . . . . . .
65
Chapter 3. General checkout . . . . .
29
1170 Thermal module . . . . . . . . . . . .
66
What to do first . . . . . . . . . . . . . .
29
1180 CPU . . . . . . . . . . . . . . . .
68
Power system checkout . . . . . . . . . . .
30
1190 LCD unit . . . . . . . . . . . . . . .
69
Checking the ac power adapter . . . . . .
30
1210 Speaker assembly and base cover . . . .
71
Checking operational charging
. . . . . .
31
2010 LCD front bezel . . . . . . . . . . . .
73
Checking the battery pack . . . . . . . .
31
2020 Camera . . . . . . . . . . . . . . .
74
Chapter 4. Related service
2030 LCD panel, LCD cable, and hinges
. . . .
75
information . . . . . . . . . . . . . .
33
2040 Antenna assembly and LCD rear cover . . .
77
Recovering the computer settings . . . . . . .
33
Chapter 8. Locations . . . . . . . . .
79
Passwords . . . . . . . . . . . . . . . .
33
Right-side view . . . . . . . . . . . . . .
79
Power-on password . . . . . . . . . . .
34
Bottom view
. . . . . . . . . . . . . . .
80
Supervisor password . . . . . . . . . .
34
Power management
. . . . . . . . . . . .
34
Chapter 9. Parts list . . . . . . . . . .
81
Screen blank mode . . . . . . . . . . .
34
Overall . . . . . . . . . . . . . . . . . .
82
Sleep mode . . . . . . . . . . . . . .
34
LCD FRUs . . . . . . . . . . . . . . . .
85
Hibernation mode
. . . . . . . . . . .
35
Keyboard . . . . . . . . . . . . . . . . .
87
Miscellaneous parts
. . . . . . . . . . . .
89
Chapter 5. Lenovo B590 . . . . . . . .
37
ac power adapters . . . . . . . . . . . . .
90
Specifications . . . . . . . . . . . . . . .
37
Power cords
. . . . . . . . . . . . . . .
91
Status indicators . . . . . . . . . . . . . .
38
Fn key combinations . . . . . . . . . . . .
39
Appendix A. Notices . . . . . . . . . .
95
Electronic emissions notices . . . . . . . . .
96
Chapter 6. FRU replacement
Trademarks . . . . . . . . . . . . . . . .
96
notices . . . . . . . . . . . . . . . .
41
© Copyright Lenovo 2012
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