Lenovo B575 Support Question
Lenovo B575 Support Question
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Question posted by gtkimbi on February 13th, 2014
How To Turn On Scroll Lock On Lenovo B575
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Related Lenovo B575 Manual Pages
Lenovo B575 Setup Poster V1.0 - Page 1
... models may result in damages to using your computer.
You can be used to restore the system to secure your computer.
P/N:148500091 Printed in China
Lenovo B575
Setup Poster V1.0
Read the safety notices and important tips in the included manuals before using registered fingerprint data as a password for certain reinstalled application...
Lenovo B575 Limited Warranty and Product Specific Notices V1.0 - Page 10
... changes or modifications to this device must be determined by turning the equipment off and on a circuit different from Lenovo authorized dealers. This device complies with the instructions, may ...used in accordance with Part 15 of the FCC Rules. Lenovo is subject to the following information refers to Lenovo B575, machine type 20119, 1450.
„ Federal Communications Commission ...
Lenovo B575 User Guide V1.0 - Page 1
Lenovo B575
User Guide V1.0
Read the safety notices and important tips in the included manuals before using your computer.
Hardware Maintenance Manual - Page 3
... discs 23 Passwords 24 Power-on password 24 Supervisor password 24 Power management 25 Screen blank mode 25 Sleep (standby) mode 25 Hibernation mode 26
Lenovo B575 27 Specifications 27 Status indicators 29 Fn key combinations 31 FRU replacement notices 32
Screw notices 32 Removing and replacing an FRU 33
1010 Battery...
Hardware Maintenance Manual - Page 4
... computers. • The product-specific section includes service, reference, and product-specific
parts information.
Before servicing a Lenovo product, make sure to troubleshoot problems effectively. Important: This manual is divided into the following Lenovo product:
Lenovo B575 Use this manual to read all the information under "Safety information" on page 1 and "Important service...
Hardware Maintenance Manual - Page 6
... rolled up with your necktie or scarf inside clothing or fasten it over. • Do not wear loose clothing that can stand safely without slipping. 2. Lenovo B575 Hardware Maintenance Manual
General safety
Follow these rules below to the customer, or that makes the machine unsafe. • Before you start the machine, make...
Hardware Maintenance Manual - Page 8
... aid.
4 such touching can cause personal injury and machine damage.
• Do not service the following parts with the reflective surface of a plastic dental mirror. Lenovo B575 Hardware Maintenance Manual
• Always look carefully for possible hazards in a machine: - Examples of the units.)
• If an electrical accident occurs: - Pumps...
Hardware Maintenance Manual - Page 10
... or connectoroutside shells on these systems.
- Grounding requirements
Electrical grounding of the computer is a difference in protective packages until they exceed the
requirements noted here. 2. Lenovo B575 Hardware Maintenance Manual
Handling devices that the ESD protective devices you are wearing a wrist strap. • Use the black side of a grounded work mat to...
Hardware Maintenance Manual - Page 18
... the Department of Health and Human Services 21 Code of Federal Regulations (DHHS 21 CFR) Subchapter J for Class 1 laser products. Lenovo B575 Hardware Maintenance Manual
Laser compliance statement
Some models of Lenovo computer are equipped from the factory with an optical storage device such as options. Such devices are no serviceable parts inside...
Hardware Maintenance Manual - Page 24
...beyond normal use of an optical drive • Diskette drive damage caused by pressure on laptop products
The following information in the parts exchange form or parts return form that you ...Failing FRU name and part number 7. Name and phone number of purchase 5. Date of service 3. Lenovo B575 Hardware Maintenance Manual
What to do first
When you do return an FRU, you attach to it ...
Hardware Maintenance Manual - Page 25
... from the one of the following : • Replace the system board. • If the problem continues, go to "Lenovo B575" on the
computer. If the voltage is not correct, replace the AC adapter. 4. Turn off the computer. 2. To check the AC adapter, follow the steps below : 1. Checking operational charging
To check whether the...
Hardware Maintenance Manual - Page 26
... resistance is still less than +11.0 V DC, the battery pack has been discharged. If the charge indicator still does not light on .
Turn off , replace the battery pack. Lenovo B575 Hardware Maintenance Manual
Perform operational charging. If the charge indicator or icon is more than 95% of its capacity. If it is displayed...
Hardware Maintenance Manual - Page 28
...to boot your computer, the system will enter the user interface for system recovery automatically. Lenovo B575 Hardware Maintenance Manual
When you use the recovery discs to reset the password. Supervisor password
A... Passwords
As many as two passwords may be made available to the servicer, there is turned on by an unauthorized person. Please follow the prompt to insert the backup discs to ...
Hardware Maintenance Manual - Page 30
...the parallel connector, or the diskette drive within that action: - When the power is turned on the hard disk. • The system is restored from hibernation mode and resumes ...from the hard disk drive.
26 Closing the lid. - The hibernation file in suspend mode. Lenovo B575 Hardware Maintenance Manual
Hibernation mode
In hibernation mode, the following conditions: • If a "...
Hardware Maintenance Manual - Page 33
... enter all
alphabetic characters (A-Z) in use
light is
on . To enable or disable Caps Lock mode, press the CapsLk key.
When this indicator is on , do not put the computer into standby mode or
turn off the computer. Lenovo B575
Status indicators
The system status indicators below show the computer status:
45 6
1 23
Table...
Hardware Maintenance Manual - Page 34
... : System is in hibernate mode or shut down. off and the radio of its capacity. Lenovo B575 Hardware Maintenance Manual
d Power on and the radio of its capacity. Blinking amber: (500ms off , or the wireless LAN radio is turned on )
The battery is enabled. Blinking white:
The wireless LAN is switched on e Battery...
Hardware Maintenance Manual - Page 35
Lenovo B575...track.
Fn key combinations
Key combination
Description
Fn + Esc:
Turn on/off ).
Fn + / :
Increase/Decrease display brightness. Fn + F2:
Turn on /off the integrated camera. Fn + F10:
Stop...
31
Fn + End:
Activate the break function.
Fn + Insert:
Enable/Disable the scroll lock. Fn + F5:
Open the interface for the display device switch to select this notebook...
Hardware Maintenance Manual - Page 36
... the following country specifications.
32 Tighten screws as follows: • Plastic to plastic
Turn an additional 90° after the screw head touches the surface of the plastic part...that you use new screws. • Use a torque screwdriver if you have one .
Lenovo B575 Hardware Maintenance Manual
FRU replacement notices
This section presents notices related to the torque shown in your...
Hardware Maintenance Manual - Page 37
Lenovo B575
Removing and replacing an FRU
This section presents exploded figures with one hand or using an ...Attention: The system board is sensitive to service any computer unless you have made sure that have been trained and
certified.
When turning a screw to be damaged by, electrostatic discharge. When removing the FRU, move it , establish personal grounding by shaking the...
Hardware Maintenance Manual - Page 38
... pack along the slide rails of battery pack
Unlock the battery release lever a. Removal steps of the slot. Any other battery could ignite or explode. Lenovo B575 Hardware Maintenance Manual
1010 Battery pack
DANGER Only use the battery specified in the...
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