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Hoe To Install Windows
i dont know how to install windows on my lenovo b50-70.
i dont know how to install windows on my lenovo b50-70.
(Posted by jmsakthiind 8 years ago)
Charging Slot Not Working
My B50-70 lenovo laptop is not being charged first i thought charger was damaged but after exchangin...
My B50-70 lenovo laptop is not being charged first i thought charger was damaged but after exchangin...
(Posted by ashishthapamagar0 9 years ago)
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Popular Lenovo B50-70 Manual Pages
Safety and General Information Guide - Notebook - Page 10
... these parts, contact a service technician.
■ External devices
Do not connect or disconnect any part that the... Chapter 1. To avoid possible damage to replace the outlet with one that the power outlet...to the equipment. If you suspect a problem with one of the branch circuit rating....an electrician for the product you are installing. The overall system load should not ...
Safety and General Information Guide - Notebook - Page 42
... your place of a Lenovo computer components
Some Lenovo computer products sold in Lenovo sales, service, or marketing, and follow their instructions. You also can refer to dispose of a lithium battery, you want to replace it with local ordinances and regulations. To properly dispose of disused components, such as a printed circuit board or drive, use a Lenovo notebook computer at http...
Lenovo Limited Warranty - Lenovo B40-xx, B50-xx, B50-30 Touch Notebook - Page 7
...; Warranty Service Information. If the product fails due to your sales receipt or invoice unless Lenovo informs you a remedy under normal use and conditions during the warranty period, Lenovo will provide you otherwise in Part 1:
What this Limited Warranty. Lenovo limited warranty
Part 2 - The following replaces the same section in writing. Country-specific Terms...
Lenovo Regulatory Notice for wireless adapter (EU) - Lenovo B40-xx, B50-xx, B50-30 Touch, E40-xx Notebook - Page 1
...
For model: BCM94352Z
1 Europe -
EU Declaration of Conformity
Rev. AA00
This manual contains regulatory information for the following Lenovo products: • Lenovo B40‐30/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 Regulatory Notice for wireless adapter (Non-EU) - Lenovo B40-xx, B50-xx, B50-30 Touch, E40-xx Notebook - Page 1
...; 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 are supported on Lenovo B40‐30/N40‐30/B40‐70/N40‐70/ B50‐30/B50‐30 Touch/B50...
Lenovo Regulatory Notice for wireless adapter (US/Canada) - Lenovo B40-xx, B50-xx, E40-xx Notebook - Page 1
... • RTL8723BE • 7260NGW • BCM94352Z
The following wireless modules are supported on Lenovo B40‐45/N40‐45/B50‐45/N50‐45: • BCM943142Y • QCNFA335 • RTL8723BE
Read first - Vous devez installer et utiliser votre ordinateur en respectant scrupuleusement les instructions décrites ci‐après.
USA...
User Guide - Lenovo B40-xx, B50-xx, B50-30 Touch Notebook - Page 2
... to read Lenovo Safety and General
Information Guide first. • Some instructions in this manual may differ from the actual product.
Regulatory Notice • For details, refer to the actual product. Some features might include features that are not described in this user guide. • The illustrations used in this manual are for the Lenovo B50-70 unless otherwise...
User Guide - Lenovo B40-xx, B50-xx, B50-30 Touch Notebook - Page 3
... Guide
Instructions and technical information in this manual are applicable to the following Lenovo notebook computers unless otherwise stated. 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...
User Guide - Lenovo B40-xx, B50-xx, B50-30 Touch Notebook - Page 33
... the Fn key or the power button.
• If the system still does not return from the hard disk.
See "Chapter 2. Chapter 4. Troubleshooting
BIOS password problems
I forgot my password.
• If you forget your user password, you forget your HDD password, a Lenovo authorized servicer cannot reset your computer is getting low. Sleep problems
The critical low-battery error message...
User Guide - Lenovo B40-xx, B50-xx, B50-30 Touch Notebook - Page 36
... the warranty period, a replacement CRU will be upgraded or replaced by the customer. Customers are of the Lenovo B50‐70, unless otherwise stated. • The illustrations in this product. Appendix A. Notes: • The illustrations used in this manual might require some technical skills or tools, or request that can install optional‐service CRUs, which might differ...
Hardware Maintenance Manual - Lenovo B50-xx, B50-30 Touch Notebook - Page 3
... the battery pack 22
Related service information 23 Restoring the factory contents by using Recov‐ ery Disc Set 23 Passwords 24
Power‐on password 24 Hard‐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...
Hardware Maintenance Manual - Lenovo B50-xx, B50-30 Touch Notebook - Page 23
.... If the error does not recur, do first" on page 20 • "Power system checkout" on removing and
replacing FRUs. • When you go to the checkout, make sure that the machine model and the FRU part number are servicing sequence might be replaced just because of the correct model. Lenovo B50-30/B50-30 Touch/B50-45/B50-70
General checkout
This...
Hardware Maintenance Manual - Lenovo B50-xx, B50-30 Touch Notebook - Page 28
... to the servicer, there is turned on.
If any Lenovo computer: the power‐on by an unauthorized person.
Attention: If the SVP has been forgotten and cannot be replaced for access to the hard disk drive.
The password must enter the SVP in the BIOS Setup Utility. Exception: If only an SVP is installed, the password prompt...
Hardware Maintenance Manual - Lenovo B50-xx, B50-30 Touch Notebook - Page 36
... in the figures by the arrow in square callouts. 5. Lenovo B50-30/B50-30 Touch/B50-45/ B50-70 Hardware Maintenance Manual
Removing and replacing an FRU
This section presents exploded figures with one hand or using an electrostatic discharge (ESD) strap (P/N 6405959) to service any FRU, review "FRU replacement notices" on page 65. 8.
An untrained person runs the...
Hardware Maintenance Manual - Lenovo B50-xx, B50-30 Touch Notebook - Page 40
Lenovo B50-30/B50-30 Touch/B50-45/ B50-70 Hardware Maintenance Manual
1030 Bottom slot cover
For access, remove this FRU: "1010 Battery pack" on page 33 Figure 3. Then remove the bottom slot cover by arrow b .
1
1
2
Step
a
Screw (quantity) M2.5 x 5 mm, flat‐head, nylok‐coated (2)
Color Black
Torque 2.0~2.5kgf.cm
36 Removal steps of bottom slot cover
Remove the two screws a .
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