Lenovo B50-70 Laptop Support Question
Lenovo B50-70 Laptop Support Question
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Question posted by Anonymous-146962 on December 5th, 2014
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Answer #1: Posted by TechSupport101 on December 5th, 2014 6:52 AM
Related Lenovo B50-70 Laptop Manual Pages
Lenovo Limited Warranty - Lenovo B40-xx, B50-xx, B50-30 Touch Notebook - Page 15
...80F3, B40‐70 • 20394, 80F5, B40‐45 • 20382, 80ES, B50‐30 • 20383, 80ET, B50‐30 Touch • 20384, 80EU, B50‐70 • 20388, 80F0, B50‐45 •... program requirements for most Lenovo products are specific to the products with an ENERGY STAR compliant designation. Lenovo computers of the Lenovo Safety and General Information ...
Lenovo Limited Warranty - Lenovo B40-xx, B50-xx, B50-30 Touch Notebook - Page 17
...Rules. These limits are available from that may cause harmful interference to this equipment. Lenovo is no guarantee the interference will not occur in a residential installation. Unauthorized changes ... information refers to Lenovo B40‐30/N40‐30/B40‐70/N40‐70/ B40‐45/N40‐45/B50‐30/B50‐30 Touch/B50‐70/N50‐70/B50‐45/N50&#...
Lenovo Limited Warranty - Lenovo B40-xx, B50-xx, B50-30 Touch Notebook - Page 21
...Hardware and Sound, click Device Manager under Devices and Printers and double click Processors.
Lenovo reserves the right to improve and/or change specifications at any time without notice. ...Form factor
9.0mm
Type
Rambo
21
Specifications
Model Name: Lenovo B40-30/N40-30/B40-70/N40-70/B40-45/N40-45/B50-30/ B50-30 Touch/B50-70/N50-70/B50-45/N50-45 Machine Type: 20390,80F1, 20460...
Lenovo Regulatory Notice for wireless adapter (EU) - Lenovo B40-xx, B50-xx, B50-30 Touch, E40-xx Notebook - Page 1
...;30/N40‐30 • Lenovo B40‐70/N40‐70 • Lenovo B40‐45/N40‐45 • Lenovo B50‐30 • Lenovo B50‐30 Touch • Lenovo B50‐70/N50‐70 • Lenovo B50‐45/N50‐45 • Lenovo B40‐80 • Lenovo B50‐80 • Lenovo E4030 • Lenovo E4070 • Lenovo E4080
The following wireless modules...
Lenovo Regulatory Notice for wireless adapter (Non-EU) - Lenovo B40-xx, B50-xx, B50-30 Touch, E40-xx Notebook - Page 1
...;30/N40‐30 • Lenovo B40‐70/N40‐70 • Lenovo B40‐45/N40‐45 • Lenovo B50‐30 • Lenovo B50‐30 Touch • Lenovo B50‐70/N50‐70 • Lenovo B50‐45/N50‐45 • Lenovo B40‐80 • Lenovo B50‐80 • Lenovo E4030 • Lenovo E4070 • Lenovo E4080 The following wireless modules...
Lenovo Regulatory Notice for wireless adapter (US/Canada) - Lenovo B40-xx, B50-xx, E40-xx Notebook - Page 1
...;30/N40‐30 • Lenovo B40‐70/N40‐70 • Lenovo B40‐45/N40‐45 • Lenovo B50‐30 • Lenovo B50‐30 Touch • Lenovo B50‐70/N50‐70 • Lenovo B50‐45/N50‐45 • Lenovo B40‐80 • Lenovo B50‐80 • Lenovo E4030 • Lenovo E4070 • Lenovo E4080
The following wireless modules...
User Guide - Lenovo B40-xx, B50-xx, B50-30 Touch Notebook - Page 2
...in this manual may differ from the actual product. First Edition (January 2014) © Copyright Lenovo 2014.
LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant a General Services ...are common to you. • The features described in this guide are for the Lenovo B50-70 unless otherwise stated. • The illustrations in Contract No. If you are using other...
User Guide - Lenovo B40-xx, B50-xx, B50-30 Touch Notebook - Page 3
Model name Lenovo B40-30 Lenovo B40-70 Lenovo B40-45 Lenovo B50-30 Lenovo B50-30 Touch Lenovo B50-70 Lenovo B50-45 Lenovo N40-30 Lenovo N40-70 Lenovo N50-70 Lenovo N40-45 Lenovo N50-45
MT 20390, 80F1 20392, 80F3 20394, 80F5 20382, 80ES 20383, 80ET 20384, 80EU 20388, 80F0 20460, 80H4 20462, 80H6 20439, 80HA 20461, 80H5 20441, 80HC Lenovo
User Guide
Instructions and technical information in...
User Guide - Lenovo B40-xx, B50-xx, B50-30 Touch Notebook - Page 12
... power to know your computer
Left-side view
B40-30/N40-30/B40-70/N40-70/B40-45/N40-45/B50-30/B50-30 Touch/B50-45/N50-45
1
3
B50-70/N50-70
4
5
6
7
12
3
4
5
6
7
a AC power adapter jack Connects the AC power adapter. b Lenovo OneLink connector (on select models)
When the AC power adapter is connected...
User Guide - Lenovo B40-xx, B50-xx, B50-30 Touch Notebook - Page 16
...purchased.
10 c Novo button
When the computer is off, press this button to start the Lenovo OneKey Recovery system, or to startup normally, or the BIOS setup utility, or to help prevent... without your computer
Right-side view
B40-30/N40-30/B40-70/N40-70/B40-45/N40-45:
1
234
5
B50-30/B50-30 Touch/B50-70/N50-70/B50-45/N50-45:
1
23
5
4
a Combo audio jack
Connects to...
User Guide - Lenovo B40-xx, B50-xx, B50-30 Touch Notebook - Page 36
... for installing the self‐service CRUs for this chapter are parts that a technician install the optional‐service CRU under the terms of the Lenovo B50‐70, unless otherwise stated. • The illustrations in this product.
Please refer to the customer. Customers also can be provided to the
actual product.
30...
Hardware Maintenance Manual - Lenovo B50-xx, B50-30 Touch Notebook - Page 1
Lenovo B50-30/B50-30 Touch/ B50-45/B50-70
Hardware Maintenance Manual
Hardware Maintenance Manual - Lenovo B50-xx, B50-30 Touch Notebook - Page 3
...;disk password 24 Supervisor password 24 Power management 25 Screen blank state 25 Putting the computer to sleep or shutting it down 25
Lenovo B50-30/B50-30 Touch/B50-45/B50-70 27 Specifications 27 Status indicators 29 Fn key combinations 30 Hotkeys 30 FRU replacement notices 31
Screw notices 31 Removing and replacing an...
Hardware Maintenance Manual - Lenovo B50-xx, B50-30 Touch Notebook - Page 4
...on page 1 and "Important service information" on page 16. Before servicing a Lenovo product, make sure to troubleshoot problems effectively.
iv About this manual
This manual ...for trained servicers who are familiar with Lenovo products. Important: This manual is divided into the following Lenovo product:
Lenovo B50-30/B50-30 Touch/B50-45/B50-70 Use this manual to troubleshoot problems. The...
Hardware Maintenance Manual - Lenovo B50-xx, B50-30 Touch Notebook - Page 5
Lenovo B50-30/B50-30 Touch/B50-45/B50-70
Safety information
This chapter presents the following safety information that you need to get familiar with before you service a Lenovo computer: • "General safety" on page 2 • "Electrical safety" on page 3 • "Safety inspection guide" on page 5 • "Handling devices that are sensitive to electrostatic ...
Hardware Maintenance Manual - Lenovo B50-xx, B50-30 Touch Notebook - Page 6
... be trapped in any safety device that causes hazards to lift it over. • Do not wear loose clothing that can stand safely without slipping. 2. Lenovo B50-30/B50-30 Touch/B50-45/ B50-70 Hardware Maintenance Manual
General safety
Follow the following rules to ensure general safety: • Observe a good housekeeping in your back.
Hardware Maintenance Manual - Lenovo B50-xx, B50-30 Touch Notebook - Page 7
..., set the controls correctly and use worn or broken tools and testers. • Never assume that another person, familiar with very high voltages; Lenovo B50-30/B50-30 Touch/B50-45/B50-70
Electrical safety
Observe the following precautions: - Working near the equipment that contain small conductive fibers to work alone under hazardous conditions or near...
Hardware Maintenance Manual - Lenovo B50-xx, B50-30 Touch Notebook - Page 8
Lenovo B50-30/B50-30 Touch/B50-45/ B50-70 Hardware Maintenance Manual
• Always look carefully for possible hazards in a machine: - The surface is conductive; Power supply units - Motor generators and similar units. (This ...
Hardware Maintenance Manual - Lenovo B50-xx, B50-30 Touch Notebook - Page 9
... damage. 8. b. Remove the cover. 6. Check inside the unit for any obvious non‐Lenovo alterations. c. Check for cracked or bulging batteries. 5. Check for damage (loose, broken, or...the power off the computer. Lenovo B50-30/B50-30 Touch/B50-45/B50-70
Safety inspection guide
The purpose of this inspection guide. If any non‐Lenovo alterations. 7. Consider these conditions...
Hardware Maintenance Manual - Lenovo B50-xx, B50-30 Touch Notebook - Page 24
... by spilling a liquid onto the keyboard • Use of servicer 2. Lenovo B50-30/B50-30 Touch/B50-45/ B50-70 Hardware Maintenance Manual
What to do first
When you do return an FRU... disk insertion or use of an optical drive • Diskette drive damage caused by pressure on laptop products
The following are not covered under warranty: • LCD panel cracked from the application of...
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