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Lenovo M490s Manuals
Manuals and User Guides for Lenovo M490s. We have
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Lenovo M490s manuals available for free PDF download: Hardware Maintenance Manual, Safety, Warranty, And Setup Manual
Lenovo M490s Hardware Maintenance Manual (80 pages)
Lenovo M490s
Brand:
Lenovo
| Category:
Laptop
| Size: 15.87 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 Operational Charging
29
Checking the Battery Pack
29
Chapter 3. Important Service Information
31
Recovering the Computer Settings
31
Using Passwords
31
Power Management
32
Screen Blank Mode
32
Sleep Mode
32
Hibernation Mode
33
Chapter 4. Status Indicators
35
Chapter 5. Fn Key Combinations
37
Chapter 6. Locations
39
Locating Computer Controls, Connectors, and Indicators
39
Front View
39
Bottom View
40
Locating Frus and Crus
40
Major Frus and Crus
41
LCD Frus and Crus
42
Looking up FRU Information
43
Chapter 7. FRU Replacement Notices
45
Important Notice for Replacing Frus
45
Screw Notices
46
Chapter 8. Removing or Replacing a FRU
47
General Guidelines
47
1010 Battery Pack
48
1020 Bottom Slot Cover
48
1030 Memory Modules
49
1040 Hard Disk Drive Assembly
51
1050 PCI Express Mini Card for Wireless LAN
52
1060 Msata Solid-State Drive
53
1070 Backup Battery
54
1080 Base Cover
55
1090 Media Card Reader Slot Board
57
1110 Fingerprint Board Bracket and Fingerprint Board
58
1120 Thermal Module Assembly
60
1130 DC-In Connector
62
1140 Power Board
63
1150 System Board Assembly
65
1160 Touch Pad Assembly, Speakers, Keyboard Bezel, and LCD Unit
68
2010 LCD Front Bezel
70
2020 Camera and Microphone Board
71
2030 LCD Panel, LCD Cable, and Hinges
72
2040 Antenna Assembly and LCD Rear Cover
74
Appendix A. Notices
77
Electronic Emissions Notices
78
Trademarks
78
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Lenovo M490s Safety, Warranty, And Setup Manual (2 pages)
Brand:
Lenovo
| Category:
Laptop
| Size: 1.61 MB
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