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Lenovo 245 Manuals
Manuals and User Guides for Lenovo 245. We have
1
Lenovo 245 manual available for free PDF download: Maintenance Manual
Lenovo 245 Maintenance Manual (64 pages)
10113/6268 [C240];10114/6269 [C245];10137/F0A1 [C255]
Brand:
Lenovo
| Category:
Desktop
| Size: 8.13 MB
Table of Contents
Contents
5
Safety Information
7
Safety Inspection Guide
11
Grounding Requirements
12
General Information
15
Specifications
15
General Checkout
17
Using the Setup Utility
19
Starting the Lenovo BIOS Setup Utility Program
19
Viewing and Changing Settings
19
Using Passwords
19
Setting, Changing or Deleting an Administrator Password
20
Enabling or Disabling a Device
21
Setting, Changing or Deleting a Power-On Password
21
Selecting a Startup Device
22
Changing Booting Mode
23
Exiting the Lenovo BIOS Setup Utility Program
23
Selecting or Changing the Startup Device Sequence
23
Symptom-To-FRU Index
25
Hard Disk Drive Boot Error
25
Power Supply Problems
25
POST Error Codes
26
Undetermined Problems
26
Locating Connectors, Controls and Components
27
Left and Right View
28
Rear View
29
Hardware Components Illustration
30
Identifying Parts on the Motherboard
31
Replacing Hardware
33
Pre-Disassembly Instructions
33
Replacing the Keyboard and Mouse
34
Replacing the Optical Drive
34
Replacing the Power Adapter
36
Removing the Rear Cover
37
Replacing a Memory Module
38
Replacing the Hard Disk Drive
38
Replacing the Heat-Sink
39
Replacing the System Fan
40
Replacing the Wi-Fi Card
41
Replacing the Speaker System
42
Replacing the Front Indicator Board
43
Replacing the Power Switch Board
44
Replacing the Motherboard
45
Replacing the Computer Stand
47
Replacing the Camera
47
Replacing the Converter Board
48
Replacing the LED Panel
49
Panel Brands Table
52
FRU Lists-C240-245
53
FRU Lists-C255
57
Additional Service Information
63
Power Management
63
Advanced Configuration and Power Interface (ACPI) BIOS
63
Automatic Power-On Features
63
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