
Contents
About this manual. . . . . . . . . . .
iii
Chapter 1. Safety information . . . . . . 1
General safety . . . . . . . . . . . . . . . .
1
Electrical safety . . . . . . . . . . . . . . .
1
Safety inspection guide . . . . . . . . . . . .
3
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
Important notice for replacing a system
board . . . . . . . . . . . . . . . .
19
How to use error message . . . . . . . .
20
Strategy for replacing FRUs for CTO, special bid
model, 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 . . . . . . . . .
24
Bootable diagnostic programs. . . . . . .
25
Power system checkout . . . . . . . . . . .
26
Checking the built-in battery and operational
charging . . . . . . . . . . . . . . .
26
Checking the ac power adapter . . . . . .
26
Chapter 4. Related service
information . . . . . . . . . . . . . .
29
Windows recovery programs (Windows 8.1) . . .
29
Refreshing your tablet . . . . . . . . . .
29
Resetting your tablet to the factory default
settings. . . . . . . . . . . . . . . .
29
Using the advanced startup options . . . .
30
Recovering your operating system if Windows
8.1 fails to start. . . . . . . . . . . . .
30
Creating and using recovery media . . . . .
30
Windows recovery apps (Windows 10) . . . . .
31
Resetting your computer . . . . . . . . .
31
Using advanced startup options . . . . . .
32
Recovering your operating system if the
Windows 10 operating system fails to start . .
32
Creating and using a recovery USB drive . .
32
Lenovo factory recovery USB key . . . . . . .
33
Using passwords. . . . . . . . . . . . . .
33
Symptom-to-FRU index . . . . . . . . . . .
34
Numeric error codes
. . . . . . . . . .
35
Intermittent problems . . . . . . . . . .
35
Undetermined problems . . . . . . . . .
35
Chapter 5. Locations . . . . . . . . .
37
Locating tablet controls, connectors, and
indicators. . . . . . . . . . . . . . . . .
37
Locating FRUs and CRUs . . . . . . . . . .
38
Major FRUs . . . . . . . . . . . . . .
39
Miscellaneous kits and other parts . . . . .
40
Looking up FRU information . . . . . . . . .
41
Chapter 6. FRU replacement
notices . . . . . . . . . . . . . . . .
43
Screw notices . . . . . . . . . . . . . . .
43
Retaining serial numbers. . . . . . . . . . .
44
Chapter 7. Removing or replacing a
FRU . . . . . . . . . . . . . . . . . .
45
General guidelines . . . . . . . . . . . . .
45
Before servicing the tablet . . . . . . . . . .
46
1010 Back cover assembly . . . . . . . . . .
48
1020 Smart card reader, smart-card-reader
support card, and smart-card-reader cable . . .
52
1030 Power button and volume-control button . .
53
1040 LCD cable . . . . . . . . . . . . . .
54
1050 Built-in battery . . . . . . . . . . . .
54
1060 Rear-facing camera module . . . . . . .
55
1070 Fingerprint-reader module . . . . . . . .
56
1080 NFC card, NFC cable, and NFC antenna
assembly . . . . . . . . . . . . . . . . .
57
1090 LED cable . . . . . . . . . . . . . .
58
1100 Front-facing camera module and
front-facing-camera-module cable . . . . . . .
58
1110 Wireless WAN card. . . . . . . . . . .
59
1120 Docking support card. . . . . . . . . .
60
1130
Micro-HDMI-connector/USB-connector/dc-in-connector
bracket
. . . . . . . . . . . . . . . . .
61
1150 Audio-connector bracket . . . . . . . .
62
1160 Speakers
. . . . . . . . . . . . . .
62
1180 Wireless-WAN antenna assembly . . . . .
63
1190 System board . . . . . . . . . . . . .
65
1200 LCD module . . . . . . . . . . . . .
66
© Copyright Lenovo
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