Table Of Contents - Lenovo ThinkPad T14 Gen 2 Hardware Maintenance Manual
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Also See for ThinkPad T14 Gen 2:
- User manual (84 pages) ,
- Setup manual (14 pages) ,
- Get started (13 pages)
Table of Contents
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Contents
About this manual . . . . . . . . . . . . iii
Chapter 1. Safety information . . . . . . 1
General safety . . . . . . . . . . . . . . . . 1
Electrical safety . . . . . . . . . . . . . . . . 1
Safety inspection guide . . . . . . . . . . . . . 3
discharge . . . . . . . . . . . . . . . . . . 3
Grounding requirements . . . . . . . . . . . . 4
Safety notices (multilingual translations) . . . . . . 4
information . . . . . . . . . . . . . . . 21
Strategy for replacing FRUs . . . . . . . . . .
solid-state drive . . . . . . . . . . . . .
board . . . . . . . . . . . . . . . . .
How to use error codes . . . . . . . . . .
and standard models. . . . . . . . . . . . .
Product definition . . . . . . . . . . . .
FRU identification . . . . . . . . . . . .
Chapter 3. General checkout . . . . . 25
What to do first . . . . . . . . . . . . . . .
Checkout guide . . . . . . . . . . . . . . .
Diagnosing problems . . . . . . . . . . .
Quick test programs . . . . . . . . . . .
UEFI diagnostic program . . . . . . . . .
Bootable diagnostic programs . . . . . . .
Power system checkout . . . . . . . . . . .
Checking the ac power adapter . . . . . . .
charging . . . . . . . . . . . . . . . .
Checking the coin-cell battery . . . . . . .
information . . . . . . . . . . . . . . . 31
Reset or restore Windows . . . . . . . . . . .
Passwords. . . . . . . . . . . . . . . . .
Power-on password . . . . . . . . . . .
NVMe password. . . . . . . . . . . . .
Supervisor password . . . . . . . . . . .
System management password. . . . . . .
How to remove the NVMe password . . . . .
password . . . . . . . . . . . . . . .
© Copyright Lenovo 2021
Power management . . . . . . . . . . . . .
Sleep mode . . . . . . . . . . . . . .
Hibernation mode . . . . . . . . . . . .
Symptom-to-FRU index . . . . . . . . . . .
Numeric error codes . . . . . . . . . . .
Error messages . . . . . . . . . . . . .
Beep errors. . . . . . . . . . . . . . .
No-beep symptoms . . . . . . . . . . .
LCD-related symptoms . . . . . . . . . .
Intermittent problems . . . . . . . . . . .
Chapter 5. Special keys . . . . . . . . 43
21
Chapter 6. Locations . . . . . . . . . 45
21
indicators . . . . . . . . . . . . . . . . .
22
Front view . . . . . . . . . . . . . . .
22
Side view . . . . . . . . . . . . . . .
Bottom . . . . . . . . . . . . . . . .
22
Rear view . . . . . . . . . . . . . . .
22
Locating FRUs and CRUs . . . . . . . . . . .
23
Major FRUs and CRUs . . . . . . . . . .
LCD FRUs . . . . . . . . . . . . . . .
Miscellaneous parts . . . . . . . . . . .
25
26
Connector and cable guide . . . . . . . .
Looking up FRU information . . . . . . . . . .
26
26
27
notices . . . . . . . . . . . . . . . . . 63
27
Service tool kit . . . . . . . . . . . . . . .
28
Screw notices . . . . . . . . . . . . . . .
28
Retaining serial numbers . . . . . . . . . . .
29
unit . . . . . . . . . . . . . . . . . .
29
Retaining the UUID. . . . . . . . . . . .
FRU. . . . . . . . . . . . . . . . . . . 67
31
General guidelines. . . . . . . . . . . . . .
31
Before servicing the computer . . . . . . . . .
31
Disabling the built-in battery . . . . . . . .
31
32
SIM-card tray . . . . . . . . . . . . . .
32
1010 Keyboard . . . . . . . . . . . . . . .
33
1020 Base cover assembly . . . . . . . . . .
33
1030 M.2 solid-state drive . . . . . . . . . . .
33
34
34
35
35
36
37
37
39
39
40
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40
45
45
46
48
48
48
50
53
54
55
62
63
63
64
64
65
67
68
68
68
68
70
72
73
i
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