Sign In
Upload
Manuals
Brands
Lenovo Manuals
Laptop
21C9
Lenovo 21C9 Chromebook Enterprise Laptop Manuals
Manuals and User Guides for Lenovo 21C9 Chromebook Enterprise Laptop. We have
3
Lenovo 21C9 Chromebook Enterprise Laptop manuals available for free PDF download: Hardware Maintenance Manual, User Manual
Lenovo 21C9 Hardware Maintenance Manual (80 pages)
Gen 1 Chromebook
Brand:
Lenovo
| Category:
Laptop
| Size: 62.27 MB
Table of Contents
Table of Contents
3
About this Manual
5
Chapter 1. Safety Information
7
General Safety
7
Electrical Safety
7
Safety Inspection Guide
9
Handling Devices that Are Sensitive to Electrostatic Discharge
9
Grounding Requirements
10
Safety Notices (Multilingual Translations)
10
Chapter 2. General Checkout
27
What to Do First
27
Power System Checkout
28
Checking the Ac Power Adapter
28
Checking the Built-In Battery and Operational Charging
28
Chapter 3. Create and Use a USB Repair Shim
31
What Is a USB Repair Shim
31
Create a USB Repair Shim
31
Use the USB Repair Shim
32
Chapter 4. Locations
33
Locating Controls and Connectors
33
Front
33
Left and Right
34
Bottom
35
Locating Frus and Crus
36
Major Frus and Crus
37
LCD Frus and Crus
39
Miscellaneous Parts
40
Looking up FRU Information
40
Chapter 5. FRU Replacement Notices
41
Service Tool Kit
41
Screw Notices
41
Chapter 6. Removing or Replacing a FRU
43
General Guidelines
43
Before Servicing the Chromebook
43
Disabling the Built-In Battery
43
Removing Microsd Card, SIM-Card and SIM-Card Tray
44
1010 Keyboard
44
1020 Base Cover Assembly
48
1030 M.2 Solid-State Drive
50
1040 Wireless WAN Card (for Selected Models)
51
1050 Wireless LAN Card
52
1060 Speaker
53
1070 USB and Microsd Card Board
54
1080 USB and Microsd Card Board and Cable
55
1090 Heat Sink
55
1100 Fan
56
1110 Battery Pack
57
1120 Smart Card Dummy Door
58
1130 Trackpad
59
1140 NFC Board and Cable (for Selected Models)
62
1150 Fingerprint Reader Cable (for Selected Models)
63
1160 Power Board and Power Board Cable with or Without Fingerprint Reader (for Selected Models)
65
1170 I/O Bracket
67
1180 System Board
68
1190 LCD Unit
69
1200 Keyboard Assembly
71
2010 LCD Bezel
71
2020 LCD Panel
72
2030 LCD Cable
73
2040 LCD Hinges
74
2050 Camera-And-Microphone Module and Cable (for Selected Models)
75
2070 LCD Cover Assembly
75
Appendix A. Notices
77
Advertisement
Lenovo 21C9 Hardware Maintenance Manual (78 pages)
Brand:
Lenovo
| Category:
Laptop
| Size: 62.25 MB
Table of Contents
Table of Contents
3
About this Manual
5
Chapter 1. Safety Information
7
General Safety
7
Electrical Safety
7
Safety Inspection Guide
9
Handling Devices that Are Sensitive to Electrostatic Discharge
9
Grounding Requirements
10
Safety Notices (Multilingual Translations)
10
Chapter 2. General Checkout
25
What to Do First
25
Power System Checkout
26
Checking the Ac Power Adapter
26
Checking the Built-In Battery and Operational Charging
26
Chapter 3. Create and Use a USB Repair Shim
29
What Is a USB Repair Shim
29
Create a USB Repair Shim
29
Use the USB Repair Shim
30
Chapter 4. Locations
31
Locating Controls and Connectors
31
Front
31
Left and Right
32
Bottom
33
Locating Frus and Crus
34
Major Frus and Crus
35
LCD Frus and Crus
37
Miscellaneous Parts
38
Looking up FRU Information
38
Chapter 5. FRU Replacement Notices
39
Service Tool Kit
39
Screw Notices
39
Chapter 6. Removing or Replacing a FRU
41
General Guidelines
41
Before Servicing the Chromebook
41
Disabling the Built-In Battery
41
Removing Microsd Card, SIM-Card and SIM-Card Tray
42
1010 Keyboard
42
1020 Base Cover Assembly
46
1030 M.2 Solid-State Drive
48
1040 Wireless WAN Card (for Selected Models)
49
1050 Wireless LAN Card
50
1060 Speaker
51
1070 USB and Microsd Card Board
52
1080 USB and Microsd Card Board and Cable
53
1090 Heat Sink
53
1100 Fan
54
1110 Battery Pack
55
1120 Smart Card Dummy Door
56
1130 Trackpad
57
1140 NFC Board and Cable (for Selected Models)
60
1150 Fingerprint Reader Cable (for Selected Models)
61
1160 Power Board and Power Board Cable with or Without Fingerprint Reader (for Selected Models)
63
1170 I/O Bracket
65
1180 System Board
66
1190 LCD Unit
67
1200 Keyboard Assembly
69
2010 LCD Bezel
69
2020 LCD Panel
70
2030 LCD Cable
71
2040 LCD Hinges
72
2050 Camera-And-Microphone Module and Cable (for Selected Models)
73
2070 LCD Cover Assembly
73
Appendix A. Notices
75
Lenovo 21C9 User Manual (44 pages)
Brand:
Lenovo
| Category:
Laptop
| Size: 30.99 MB
Table of Contents
Table of Contents
3
Discover Your Chromebook
4
Chapter 1. Meet Your Chromebook
5
Front View
5
Side View
7
Rear View
8
Specifications
8
USB Specifications
8
Chapter 2. Explore Your Chromebook
11
Charge Your Chromebook
11
Lock Your Chromebook
11
Interact with Your Chromebook
12
Use the Keyboard Shortcuts
12
Use the Touchpad
13
Connect to an External Display
14
Use the Touch Screen (for Selected Models)
15
Set the Power Plan
17
Shut down Your Chromebook
17
Chapter 3. CRU Replacement
19
What Are Crus
19
Replace a CRU
19
Base Cover Assembly
20
M.2 Solid-State Drive
21
Speaker
22
Wireless WAN Card (for Selected Models)
23
Keyboard
24
Chapter 4. Help and Support
29
Frequently Asked Questions
29
Call Lenovo
30
Before You Contact Lenovo
30
Lenovo Customer Support Center
31
Get Help from Google
32
Appendix A. Accessibility and Ergonomic Information
33
Appendix B. Compliance Information
35
Appendix C. Open Source Information
39
Appendix D. Notices and Trademarks
41
Advertisement
Advertisement
Related Products
Lenovo Thinkpad C14 Gen 1 Chromebook 21C9000RGE
Lenovo 21CD007HAU
Lenovo 21CJ
Lenovo 21CK
Lenovo 21CG
Lenovo 21CQ
Lenovo 21CX
Lenovo ThinkPad 21CB006GIX
Lenovo 21C3S0RL00
Lenovo 21CH0067US
Lenovo Categories
Laptop
Desktop
Server
Monitor
Tablet
More Lenovo Manuals
Login
Sign In
OR
Sign in with Facebook
Sign in with Google
Upload manual
Upload from disk
Upload from URL