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ThinkCentre M75s Gen2
Lenovo ThinkCentre M75s Gen2 Manuals
Manuals and User Guides for Lenovo ThinkCentre M75s Gen2. We have
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Lenovo ThinkCentre M75s Gen2 manual available for free PDF download: Hardware Maintenance Manual
Lenovo ThinkCentre M75s Gen2 Hardware Maintenance Manual (90 pages)
Brand:
Lenovo
| Category:
Desktop
| Size: 23.37 MB
Table of Contents
Table of Contents
3
About this Manual
5
Chapter 1. Important Safety Information
7
General Safety
7
Electrical Safety
8
Safety Inspection Guide
9
Handling Electrostatic Discharge-Sensitive Devices
10
Grounding Requirements
10
Safety Notices (Multi-Lingual Translations)
10
Chapter 2. Important Service Information
33
Strategy for Replacing Frus
33
Strategy for Replacing a Hard Disk Drive or a Solid-State Drive
33
Important Notice for Replacing a System Board
33
How to Use Error Codes
34
Strategy for Replacing Frus for CTO, Special-Bid, and Standard Models
34
Product Definition
34
FRU Identification
34
Chapter 3. Product Overview
35
Front
35
Rear
36
Chapter 4. Service Checkout and Symptom-To-FRU Index
37
Service Checkout
37
Problem Determination Tips
37
Symptom-To-FRU Index
38
Hard Disk Drive Boot Error
38
Power Supply Problems
39
Beep Symptoms
39
POST Error Codes
40
Miscellaneous Error Conditions
41
Undetermined Problems
42
Chapter 5. Troubleshooting, Diagnostics, and Recovery
45
Basic Procedure for Resolving Computer Problems
45
Troubleshooting
45
Startup Problems
46
Audio Problems
47
Network Problems
47
Performance Problems
50
Storage Drive Problems
51
CD or DVD Problems
51
Serial Connector Problems
52
USB Device Problems
52
Software Problems
53
Diagnostics
53
Lenovo Diagnostic Tools
53
UEFI Diagnostic Program
53
Recovery
54
Restore System Files and Settings to an Earlier Point
54
Restore Your Files from a Backup
54
Reset Your Computer
54
Use Advanced Options
54
Windows Automatic Recovery
55
Create and Use a Recovery USB Device
55
Update the Device Driver
55
Chapter 6. Hardware Removal and Installation
57
Handling Static-Sensitive Devices
57
Service Tool Kit
57
Major Frus and Crus
58
System Board
61
Removing and Installing Hardware
62
Vertical Stand
62
Computer Cover
62
Front Bezel
63
Optical Drive
64
Drive Bay Assembly
66
Hard Disk Drive
67
For Access, Do the Following
69
Remove the Following Parts in Order, if any
69
M.2 Solid-State Drive and Heat Sink
70
Computer Cover
70
Front Bezel
70
Drive Bay Assembly
70
M.2 Solid-State Drive Bracket
73
Wi-Fi Card
73
Replacement Procedure
73
Front Wi-Fi Antenna
74
Rear Wi-Fi Antenna
74
Memory Module
75
PCI-Express Card
76
Coin-Cell Battery
77
Power Supply Assembly
77
E-Lock
78
PCI-Express Card
78
Internal Speaker
79
Illuminated Red Dot Cable
79
Thermal Sensor
80
Front I/O Bracket and Power Button
80
Card Reader and Card Reader Bracket
82
Heat Sink and Fan Assembly
84
Microprocessor
84
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