Table Of Contents - Lenovo B575e Hardware Maintenance Manual
Lenovo b575e hardware maintenance manual
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Also See for B575e:
- Hardware maintenance manual (102 pages) ,
- User manual (88 pages) ,
- Reference manual (49 pages)
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Contents
About this manual. . . . . . . . . . .
Chapter 1. Safety information . . . . . . 1
General safety . . . . . . . . . . . . . . . .
Electrical safety . . . . . . . . . . . . . . .
Safety inspection guide . . . . . . . . . . . .
discharge. . . . . . . . . . . . . . . . . .
Grounding requirements . . . . . . . . . . . .
Safety notices (multilingual translations) . . . . . .
translations) . . . . . . . . . . . . . . . .
information . . . . . . . . . . . . . . 27
Strategy for replacing FRUs . . . . . . . . .
board . . . . . . . . . . . . . . . .
compliant FRUs . . . . . . . . . . . . . .
Chapter 3. General checkout . . . . . 29
What to do first . . . . . . . . . . . . . .
Power system checkout . . . . . . . . . . .
Checking the ac power adapter . . . . . .
Checking operational charging . . . . . .
Checking the battery pack . . . . . . . .
information . . . . . . . . . . . . . . 33
Recovering the computer settings . . . . . . .
Passwords . . . . . . . . . . . . . . . .
Power-on password . . . . . . . . . . .
Supervisor password . . . . . . . . . .
. . . . . . . . . . . .
Screen blank mode . . . . . . . . . . .
Sleep mode . . . . . . . . . . . . . .
Chapter 5. Lenovo B575e . . . . . . . 37
Specifications . . . . . . . . . . . . . . .
Status indicators . . . . . . . . . . . . . .
Fn key combinations . . . . . . . . . . . .
© Copyright Lenovo 2012
. . . . . . . . . . .
iii
notices . . . . . . . . . . . . . . . . 41
Screw notices . . . . . . . . . . . . . . .
1
2
FRU . . . . . . . . . . . . . . . . . . 43
3
1010 Battery pack . . . . . . . . . . . . .
3
1020 Bottom slot cover . . . . . . . . . . .
4
1030 Hard disk drive . . . . . . . . . . . .
4
1040 Optical drive . . . . . . . . . . . . .
1050 Memory modules . . . . . . . . . . .
19
1070 Backup battery . . . . . . . . . . . .
1080 Keyboard . . . . . . . . . . . . . .
1090 Keyboard bezel . . . . . . . . . . . .
27
1100 LED board and power board . . . . . . .
28
1110 Microphone assembly . . . . . . . . .
28
1130 System board assembly. . . . . . . . .
28
1140 LCD unit . . . . . . . . . . . . . . .
1150 Thermal fan assembly . . . . . . . . .
1160 Speaker assembly . . . . . . . . . . .
29
1170 DC-in sub card and base cover . . . . . .
30
2010 LCD front bezel . . . . . . . . . . . .
30
2020 Integrated camera . . . . . . . . . . .
31
31
2040 Antenna assembly . . . . . . . . . . .
Chapter 8. Locations . . . . . . . . . 79
Front view . . . . . . . . . . . . . . . .
33
. . . . . . . . . . . . . . .
33
33
Chapter 9. Parts list . . . . . . . . . . 81
33
Overall . . . . . . . . . . . . . . . . . .
34
LCD FRUs . . . . . . . . . . . . . . . .
34
Keyboard . . . . . . . . . . . . . . . . .
34
34
ac power adapters . . . . . . . . . . . . .
. . . . . . . . . . . . . . .
37
Appendix A. Notices . . . . . . . . . . 93
38
Electronic emissions notices . . . . . . . . .
39
Trademarks . . . . . . . . . . . . . . . .
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