Lenovo 11JN009UGE Manuals

Manuals and User Guides for Lenovo 11JN009UGE. We have 1 Lenovo 11JN009UGE manual available for free PDF download: Hardware Maintenance Manual

Lenovo 11JN009UGE Hardware Maintenance Manual

Lenovo 11JN009UGE Hardware Maintenance Manual (84 pages)

Brand: Lenovo | Category: Desktop | Size: 19 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
43
Chapter 5. Diagnostics
45
Basic Procedure for Resolving Computer Problems
45
UEFI Diagnostic Program
45
Lenovo Diagnostic Tools
46
Self-Help Resources
46
Chapter 6. Hardware Removal and Installation
49
Handling Static-Sensitive Devices
49
Service Tool Kit
49
Major Frus and Crus
51
System Board
54
Removing and Installing Hardware
55
Power Adapter Bracket
55
Vertical Stand
57
External Optical Drive
58
VESA Mount Bracket
61
Dust Shield
62
External Wi-Fi Antenna
63
Computer Cover
64
Internal Speaker
65
System Fan
66
Hard Disk Drive
67
Wi-Fi Card
69
Bottom Cover
70
Memory Module
71
M.2 Solid-State Drive
71
Heat Sink
73
Front Wi-Fi Antenna
74
Rear Wi-Fi Antenna
75
Wi-Fi Antenna Bracket
76
Rear I/O Shield
77
Microprocessor
78
System Board
79
Notices and Trademarks
81

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