Contents
About this manual. . . . . . . . . . .
iii
Chapter 1. Safety information . . . . . . 1
General safety . . . . . . . . . . . . . . . .
1
Electrical safety . . . . . . . . . . . . . . .
1
Safety inspection guide . . . . . . . . . . . .
2
Handling devices that are sensitive to electrostatic
discharge. . . . . . . . . . . . . . . . . .
3
Grounding requirements . . . . . . . . . . . .
4
Safety notices (multilingual translations) . . . . . .
4
Chapter 2. Important service
information . . . . . . . . . . . . . .
19
Strategy for replacing FRUs . . . . . . . . .
19
Strategy for replacing a hard disk drive or a
solid-state drive . . . . . . . . . . . .
19
Important notice for replacing a system
board . . . . . . . . . . . . . . . .
20
How to use error message . . . . . . . .
20
Strategy for replacing FRUs for CTO, special-bid,
and standard models . . . . . . . . . . . .
20
Product definition . . . . . . . . . . . .
20
FRU identification. . . . . . . . . . . .
20
Chapter 3. General checkout . . . . .
23
What to do first . . . . . . . . . . . . . .
23
Checkout guide . . . . . . . . . . . . . .
24
Lenovo Solution Center . . . . . . . . .
24
Quick test programs. . . . . . . . . . .
24
UEFI diagnostic program . . . . . . . . .
25
Bootable diagnostic programs. . . . . . .
25
Power system checkout . . . . . . . . . . .
26
Checking the ac power adapter . . . . . .
26
Checking the operational charging . . . . .
27
Checking the battery pack . . . . . . . .
27
Checking the coin-cell battery . . . . . . .
27
Chapter 4. Related service
information . . . . . . . . . . . . . .
29
Restoring the factory contents by using the
Recovery Disc Set . . . . . . . . . . . . .
29
Recovery overview for the Windows 10 operating
system . . . . . . . . . . . . . . . . . .
30
Resetting your computer . . . . . . . . .
30
Using advanced startup options . . . . . .
30
Recovering your operating system if Windows
10 fails to start . . . . . . . . . . . . .
31
Creating and using a recovery USB drive . .
31
Passwords . . . . . . . . . . . . . . . .
32
Power-on password . . . . . . . . . . .
32
Hard disk password . . . . . . . . . . .
32
Supervisor password . . . . . . . . . .
32
How to remove the power-on password . . .
32
How to remove the hard disk password . . .
33
Power management
. . . . . . . . . . . .
33
Screen blank mode (for Windows 7 only)
. .
33
Sleep mode . . . . . . . . . . . . . .
34
Hibernation mode
. . . . . . . . . . .
34
Symptom-to-FRU index . . . . . . . . . . .
34
Numeric error codes
. . . . . . . . . .
35
Error messages
. . . . . . . . . . . .
36
Beep symptoms . . . . . . . . . . . .
37
No-beep symptoms . . . . . . . . . . .
37
LCD-related symptoms . . . . . . . . .
37
Intermittent problems . . . . . . . . . .
38
Undetermined problems . . . . . . . . .
38
Chapter 5. Configuring RAID . . . . .
41
Chapter 6. Special keys . . . . . . . .
43
Chapter 7. Locations . . . . . . . . .
45
Locating computer controls, connectors, and
indicators. . . . . . . . . . . . . . . . .
45
Front view. . . . . . . . . . . . . . .
45
Rear view . . . . . . . . . . . . . . .
46
Bottom view . . . . . . . . . . . . . .
46
Status indicators . . . . . . . . . . . .
46
Locating FRUs and CRUs . . . . . . . . . .
49
Major FRUs . . . . . . . . . . . . . .
50
LCD FRUs
. . . . . . . . . . . . . .
52
Miscellaneous parts
. . . . . . . . . .
53
Connector and cable guide . . . . . . . .
54
Looking up FRU information . . . . . . . . .
57
Chapter 8. FRU replacement
notices . . . . . . . . . . . . . . . .
59
Screw notices . . . . . . . . . . . . . . .
59
Retaining serial numbers. . . . . . . . . . .
60
Restoring the serial number of the system
unit . . . . . . . . . . . . . . . . .
60
Retaining the UUID . . . . . . . . . . .
61
Reading or writing the ECA information . . .
61
Chapter 9. Removing or replacing a
FRU . . . . . . . . . . . . . . . . . .
63
General guidelines . . . . . . . . . . . . .
63
© Copyright Lenovo 2015
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