Lenovo B575 Support Question
Lenovo B575 Support Question
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Question posted by autyrono on October 11th, 2013
How To Do Factory Restore On A Lenovo B575 1450
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Related Lenovo B575 Manual Pages
Lenovo B575 Setup Poster V1.0 - Page 1
...Windows operating system or Web site logon, you can be used to restore the system to the factory default setting.* * The recovery disc is missing or damaged, please ...Lenovo "OneKey Rescue system" as soon as downloading the latest drivers, user manuals and patches, warranty registration, technical support and technical call center phone lists.
P/N:148500091 Printed in China
Lenovo B575...
Lenovo B575 Limited Warranty and Product Specific Notices V1.0 - Page 10
... radiate radio frequency energy and, if not installed and used in a residential installation. Product specific notices
Electronic emissions notices
The following information refers to Lenovo B575, machine type 20119, 1450.
„ Federal Communications Commission (FCC) Statement
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant...
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
... battery pack 22
Related service information 23 Restoring the factory contents by using OneKey Recovery 23
Restore of factory default 23 Using recovery 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...
Hardware Maintenance Manual - Page 4
... this manual to troubleshoot problems. The manual is intended only for trained servicers who are familiar with Lenovo products. iv About this manual
This manual contains service and reference information for the following Lenovo product:
Lenovo B575 Use this manual to troubleshoot problems effectively. Important: This manual is divided into the following sections: •...
Hardware Maintenance Manual - Page 6
..., fasten it. • Insert the ends of your necktie or scarf inside clothing or fasten it by standing or pushing up above your leg muscles; Lenovo B575 Hardware Maintenance Manual
General safety
Follow these rules below to ensure general safety: • Observe a good housekeeping in the moving parts of the machine. Make...
Hardware Maintenance Manual - Page 8
... with the reflective surface of a plastic dental mirror. Blowers and fans - Caution: do not become a victim yourself. - Pumps - Send the victim to get medical aid.
4 Lenovo B575 Hardware Maintenance Manual
• Always look carefully for possible hazards in a machine: - Examples of the units.)
• If an electrical accident occurs: -
Hardware Maintenance Manual - Page 10
... even when you are wearing a wrist strap. • Use the black side of the electrical outlet can use an ESD common ground or reference point. Lenovo B575 Hardware Maintenance Manual
Handling devices that the machine, the part, the work
surface. Use the round ground prong of the computer is required for operator...
Hardware Maintenance Manual - Page 18
Lenovo B575 Hardware Maintenance Manual
Laser compliance statement
Some models of the International Electrotechnical Commission (IEC) 825... adjustments or performance of these drives is installed, it is certified to conform to the requirements of Lenovo computer are equipped from the factory with an optical storage device such as options. Pour éviter tout risque d'exposition au rayon laser...
Hardware Maintenance Manual - Page 20
...a serial number or select a product or use Lenovo smart downloading. 3. The BIOS and device drivers are customer-installable. Lenovo B575 Hardware Maintenance Manual
Important service information
This chapter presents... and device driver fixes are posted on the customer support site: http://consumersupport.lenovo.com/. Follow the directions on page 16
-
"Strategy for replacing FRUs" on...
Hardware Maintenance Manual - Page 22
...compliant.
RoHS requirements must be ready to these products and any product Lenovo produces containing RoHS compliant FRUs. Products sold in Electrical and Electronic Equipment...number that is a European Union legal requirement affecting the global electronics industry.
Lenovo B575 Hardware Maintenance Manual
Important information about replacing RoHS compliant FRUs
RoHS, The ...
Hardware Maintenance Manual - Page 24
Date on laptop products
The following information in the parts exchange form or parts return form that you ...computer damage was caused by misuse, accident, modification, unsuitable physical or operating environment, or improper maintenance by the customer. Lenovo B575 Hardware Maintenance Manual
What to do first
When you do return an FRU, you must include the following symptoms might ...
Hardware Maintenance Manual - Page 25
... turn on the
computer. Make sure that power is acceptable, do the following: • Replace the system board. • If the problem continues, go to "Lenovo B575" on the computer. 5.
See the
following power supply checkouts: • "Checking the AC adapter" on page 21 • "Checking operational charging" on page 21 •...
Hardware Maintenance Manual - Page 26
... system board. Note: Recharging will be able to room temperature. If the resistance is less than +11.0 V DC, measure the resistance between battery terminals
1 (+) and 7 (-). Lenovo B575 Hardware Maintenance Manual
Perform operational charging. under this condition the battery pack can charge to +14
7
Ground (-)
3.
To check the battery pack, follow the steps...
Hardware Maintenance Manual - Page 27
... Create recovery discs, see the User Guide for OneKey Rescue System.
23 If you need to restore the system to a CD/ DVD as recovery discs.
For details of factory default
The Lenovo B575 computers come with pre-installed OneKey Rescue System. Note: You can use the recovery discs that store your backed up your...
Hardware Maintenance Manual - Page 28
If any Lenovo computer: the poweron password (POP) and the supervisor password (SVP). Supervisor password
A supervisor password...been forgotten and cannot be replaced for any of these passwords has been set, a prompt for system recovery automatically. Lenovo B575 Hardware Maintenance Manual
When you use the recovery discs to complete the whole recovery process. Passwords
As many as two ...
Hardware Maintenance Manual - Page 30
... and have defined one of the following conditions: • If a "hibernation time" has been set on , the computer returns from the hard disk drive.
26 Lenovo B575 Hardware Maintenance Manual
Hibernation mode
In hibernation mode, the following occurs: • The system status, RAM, VRAM, and setup data are stored on the hard...
Hardware Maintenance Manual - Page 31
...USB 2.0 ports ( including one combo with E-sata) • 6-in-1 card reader (SD/SDHC/MMC/MS/MS-pro/xD)
27 Lenovo B575
Lenovo B575
This chapter presents the following product-specific service references and product-specific parts information: • "Specifications" on page 27 • "... list" on page 67
Specifications
The following table lists the specifications of the Lenovo B575:
Table 1.
Hardware Maintenance Manual - Page 32
...Mini • 1 slot for WLAN card
Card slot
• 1 slot for WWAN (Select models only)
WLAN
• Support Lenovo b/g and b/g/n WLAN
WWAN
• design ready
Bluetooth wireless
• Built-in antenna with min-USB interface (Select models only)...• Win 7 Starter/Home Basic/Premium/Professional
operating system • Free DOS
28 Lenovo B575 Hardware Maintenance Manual
Table 1.
Hardware Maintenance Manual - Page 33
When this indicator is enabled. Lenovo B575
Status indicators
The system status indicators below show the computer status:
45 6
1 23
Table 2. Status indicators
Indicator
Meaning
a Caps lock White: Caps Lock mode is
...
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