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Popular Lenovo B40-80 Laptop Manual Pages
Safety and General Information Guide - Notebook - Page 10
... and current for more information if you suspect a problem with one that has this safety feature by trying to the equipment. If you have questions...replace the outlet with a three-pronged plug.
otherwise, you are no serviceable parts inside any component that enables this safety feature. Important safety information
Some products are present inside these parts, contact a service...
Safety and General Information Guide - Notebook - Page 36
...
g c
f
e
d
a Ground clamp
b Antenna lead-in wire
c Antenna discharge unit (NEC Section 810-20)
d Grounding conductors (NEC Section 810-21)
e Power service grounding electrode system (NEC Article 250, Part H)
f Ground clamps
g Electronic service equipment
The following notice applies to all countries and regions:
* Danger: • Outdoor antenna grounding If an outside antenna or cable...
Safety and General Information Guide - Notebook - Page 42
... off or disconnected from Lenovo computers
A button-shaped lithium battery is installed on the system board of disused lithium batteries from the main power source. If you have components that person's instructions. If you use the methods described above for a repair service provided by yourself and want to the instructions at http://www.lenovo.com/jp/ja...
(English) Lenovo Limited Warranty - Lenovo B40-xx, B50-xx - Page 7
... LAW, INCLUDING THOSE UNDER THE AUSTRALIAN CONSUMER LAW. Email: lensyd_au@lenovo.com The following replaces the same section in Part 3 - The following replaces the same section in writing. Country-specific Terms Australia
"Lenovo" means Lenovo (Australia & New Zealand) Pty Limited ABN 70 112 394 411. Lenovo limited warranty
Part 2 - If the product fails due to your sales receipt...
(English) Lenovo Limited Warranty - Lenovo B40-xx, B50-xx - Page 13
...need to be repaired or exchanged at a designated service center, with shipping at any , will send the product to return your receipt of the Service Provider. CRU information and replacement instructions are available from a Service Provider or Lenovo under one of the other types of Warranty Service
1 Customer Replaceable Unit ("CRU") Service Under CRU Service, the Service Provider will...
(English) Lenovo Limited Warranty - Lenovo B40-xx, B50-xx - Page 14
... property of the product as it sees fit, with no liability to you. 7 Product Exchange Service Under Product Exchange Service, Lenovo will be repaired or exchanged after you deliver it will ship a replacement product to you for the replacement product if Lenovo does not receive the failed product within thirty (30) days of your receipt of the...
(English) User Guide - Lenovo B40-xx, B50-xx - Page 35
... parts and service. Note: If the battery is charged and the temperature is getting low. Chapter 4.
Proof of purchase is charged. -
The operating temperature is required, and a fee will be lost. Connect the AC power adapter to have the computer serviced. Unsaved data may be charged for 4 seconds or more.
29 Troubleshooting
BIOS password problems
I forgot my password...
(English) User Guide - Lenovo B40-xx, B50-xx - Page 38
... the
actual product.
32
Appendix A. Please refer to the customer. CRU instructions
Customer Replaceable Units (CRUs) are parts that can install optional-service CRUs, which might require some technical skills or tools, or request that a technician install the optional-service CRU under the terms of the Lenovo B50-70, unless otherwise stated. • The illustrations in this chapter...
(English) User Guide - Lenovo B40-xx, B50-xx - Page 45
Appendix A. The System Memory item shows the total amount
of memory installed in your computer.
39 CRU instructions 8 Reinstall the battery pack. For details, see "Replacing the battery pack" on
page 33. To make sure that the DDR3 SDRAM module is installed correctly, do as follows: 1 Press the Novo button to open the Novo button menu. 2 Select the BIOS Setup.
Hardware Maintenance Manual - Lenovo B40-xx Notebook - Page 3
... 22
Related service information 23 Restoring the factory contents by using Recovery 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 B40-30/B40-45/B40-70/B40-80 ......27 Specifications 27 Status indicators 29 Fn key combinations 30...
Hardware Maintenance Manual - Lenovo B40-xx Notebook - Page 23
... an FRU is defective, clear the error logs and run the test again. Consider replacing an FRU only when a problem recurs. If you replace FRUs, use new nylon-coated screws. • Be extremely careful during such write operations as cosmic radiation, electrostatic discharge, or software errors. Lenovo B40-30/B40-45/B40-70/B40-80
General checkout
This chapter presents the...
Hardware Maintenance Manual - Lenovo B40-xx Notebook - Page 24
... system • Damage caused by pressure on which the failing FRU was detected 6. Lenovo B40-30/B40-45/B40-70/B40-80 Hardware Maintenance Manual
What to do first
When you do return an FRU, you attach to it may be responsible for repair costs if the computer damage was caused by misuse, accident, modification, unsuitable physical or...
Hardware Maintenance Manual - Lenovo B40-xx Notebook - Page 28
... start until the password is booted. Hard-disk password
There are two hard-disk passwords (HDPs): + User HDP - Lenovo B40-30/B40-45/B40-70/B40-80 Hardware Maintenance Manual
Passwords
As many as three passwords may be needed for it to get access to the BIOS Setup Utility and change the system configuration. If any of these passwords has been set . Power-on password
A power-on...
Hardware Maintenance Manual - Lenovo B40-xx Notebook - Page 46
Removal steps of keyboard (continued)
Lift up the keyboard d and disconnect the connector in the direction shown by arrows e f. Be careful not to damage the connector.
.
4
5 6
When installing: Make sure that the keyboard connector is attached firmly to the system board.
42 Lenovo B40-30/B40-45/B40-70/B40-80 Hardware Maintenance Manual
Figure 7.
Hardware Maintenance Manual - Lenovo B40-xx Notebook - Page 48
Lenovo B40-30/B40-45/B40-70/B40-80 Hardware Maintenance Manual
Figure 8. Removal steps of keyboard bezel (continued)
Disconnect four connectors in the direction shown by arrow c and remove the keyboard bezel by arrow d.
3 4
3
When installing: Make sure that all the connectors are attached firmly.
44
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