Table of Contents
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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 . . . . . . . . . . . . . . 25
Strategy for replacing FRUs . . . . . . . . .
solid-state drive . . . . . . . . . . . .
board . . . . . . . . . . . . . . . .
How to use error codes . . . . . . . . .
and standard models . . . . . . . . . . . .
Product definition . . . . . . . . . . . .
FRU identification . . . . . . . . . . .
Chapter 3. General checkout . . . . . 29
What to do first . . . . . . . . . . . . . .
Checkout guide . . . . . . . . . . . . . .
Lenovo Solution Center . . . . . . . . .
Quick test programs. . . . . . . . . . .
UEFI diagnostic program . . . . . . . . .
Bootable diagnostic programs. . . . . . .
Power system checkout . . . . . . . . . . .
Checking the ac power adapter . . . . . .
Checking operational charging . . . . . .
Checking the battery pack . . . . . . . .
Checking the coin-cell battery . . . . . . .
information . . . . . . . . . . . . . . 37
system . . . . . . . . . . . . . . . . . .
Resetting your computer . . . . . . . . .
Using advanced startup options . . . . . .
10 fails to start . . . . . . . . . . . . .
Passwords . . . . . . . . . . . . . . . .
© Copyright Lenovo 2016
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Power-on password . . . . . . . . . . .
Hard disk password . . . . . . . . . . .
Supervisor password . . . . . . . . . .
1
2
3
Sleep mode . . . . . . . . . . . . . .
3
4
Symptom-to-FRU index . . . . . . . . . . .
4
Error messages . . . . . . . . . . . .
18
Beep symptoms . . . . . . . . . . . .
No-beep symptoms . . . . . . . . . . .
LCD-related symptoms . . . . . . . . .
25
Intermittent problems . . . . . . . . . .
Undetermined problems . . . . . . . . .
25
Chapter 5. Status indicators . . . . . 47
26
Chapter 6. Special keys . . . . . . . . 49
26
Chapter 7. Locations . . . . . . . . . 51
26
26
indicators. . . . . . . . . . . . . . . . .
26
Front view. . . . . . . . . . . . . . .
Rear view . . . . . . . . . . . . . . .
Bottom view . . . . . . . . . . . . . .
29
Locating FRUs and CRUs . . . . . . . . . .
30
Major FRUs and CRUs. . . . . . . . . .
30
LCD FRUs and CRUs . . . . . . . . . .
30
Connector and cable guide . . . . . . . .
31
Looking up FRU information . . . . . . . . .
32
33
33
notices . . . . . . . . . . . . . . . . 63
33
Screw notices . . . . . . . . . . . . . . .
34
Retaining serial numbers. . . . . . . . . . .
34
unit . . . . . . . . . . . . . . . . .
Retaining the UUID . . . . . . . . . . .
37
FRU . . . . . . . . . . . . . . . . . . 67
37
General guidelines . . . . . . . . . . . . .
37
1010 Battery pack . . . . . . . . . . . . .
1020 Bottom cover . . . . . . . . . . . . .
38
1030 M.2 solid-state drive . . . . . . . . . .
38
38
. . . . . . . . . . . .
. . . . . . . . . . .
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39
39
39
39
40
40
40
41
41
42
43
44
44
44
45
45
51
51
52
52
52
54
56
56
61
63
64
64
65
67
68
68
69
70
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