Lenovo B575 Support Question
Lenovo B575 Support Question
Find answers below for this question about Lenovo B575.Need a Lenovo B575 manual? We have 4 online manuals for this item!
Question posted by Cmap on March 11th, 2014
Lenovo B575 Won't Connect To Internet
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Related Lenovo B575 Manual Pages
Lenovo B575 Setup Poster V1.0 - Page 1
...default, you can find all preinstalled software downloads. Copyright Lenovo 2011. User Guide -
P/N:148500091 Printed in China
Lenovo B575
Setup Poster V1.0
Read the safety notices and important... battery pack
1 3
2
1
2 Connect to the power
2 1 3
Attention: Connect the power cord to Lenovo Idea product support site http://support.lenovo.com for preinstalled application software are either...
Lenovo B575 Limited Warranty and Product Specific Notices V1.0 - Page 10
... 27560 U.S.A. Product specific notices
Electronic emissions notices
The following information refers to Lenovo B575, machine type 20119, 1450.
„ Federal Communications Commission (FCC) Statement
This...the separation between the equipment and receiver. • Connect the equipment into an outlet on , the user is
connected. • Consult an authorized dealer or service representative...
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
... only for servicing computers. • The product-specific section includes service, reference, and product-specific
parts information. 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 information" on page 16. Before servicing...
Hardware Maintenance Manual - Page 6
Lenovo B575 Hardware Maintenance Manual
General safety
Follow these rules below to ensure general safety: • Observe a good housekeeping in the area where the machines are hammering, ...
Hardware Maintenance Manual - Page 8
... touch live electrical circuits with the reflective surface of a plastic dental mirror. Blowers and fans - Examples of the units.)
• If an electrical accident occurs: - Lenovo B575 Hardware Maintenance Manual
• Always look carefully for possible hazards in a machine: - Switch off the power. - Motor generators and similar units. (This practice ensures correct...
Hardware Maintenance Manual - Page 10
... procedures when they are inserted into the product. • Avoid contact with other people. • Wear a grounded wrist strap against ESD damage by a certified electrician.
6
Lenovo B575 Hardware Maintenance Manual
Handling devices that are sensitive to electrostatic discharge
Any computer part containing transistors or integrated circuits (ICs) should be verified by equalizing...
Hardware Maintenance Manual - Page 18
... controles o ajustes o la ejecución de procedimientos distintos de los aquí especificados puede provocar la exposición a radiaciones peligrosas. 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. to conform to the requirements of the...
Hardware Maintenance Manual - Page 20
...the steps below: 1. Enter a serial number or select a product or use Lenovo smart downloading. 3.
After a system board is replaced, ensure that all software...and device driver fixes are posted on the customer support site: http://consumersupport.lenovo.com/. Lenovo B575 Hardware Maintenance Manual
Important service information
This chapter presents the following important service information...
Hardware Maintenance Manual - Page 22
... FRU part numbers. Products marketed before June 2006 Products marketed after June 2006. Lenovo B575 Hardware Maintenance Manual
Important information about replacing RoHS compliant FRUs
RoHS, The Restriction of...be Non-RoHS
Non-RoHS Non-RoHS
Can be RoHS Must be RoHS
Can sub to support Lenovo's requirements and schedule in 2005 and 2006 will contain some RoHS compliant FRUs. If the original...
Hardware Maintenance Manual - Page 24
...caused by spilling a liquid onto the keyboard • Use of an incorrect AC adapter on laptop products
The following symptoms might indicate damage caused by the customer. Date on the diskette drive ...drive becomes noisy, it : 1. Failing FRU name and part number 7. Date of servicer 2. Lenovo B575 Hardware Maintenance Manual
What to do first
When you do return an FRU, you must include the...
Hardware Maintenance Manual - Page 25
..., check the power cord of the following : • Replace the system board. • If the problem continues, go to "Lenovo B575" on the
computer. See the
following figure:
Pin
Voltage (V DC)
1
+20
2
0
2 1
Note: Output voltage for ...installed in the computer.
21 Note: Noise from the computer. 2. Connect the AC adapter. 4. If the voltage is supplied when you turn on page 27.
Hardware Maintenance Manual - Page 26
... the battery pack. Remove the battery pack and measure the voltage between battery terminals 5 and 7. If the resistance is not correct, replace the battery pack. Lenovo B575 Hardware Maintenance Manual
Perform operational charging. If it at least 3 hours, even though the indicator does not light on. Remove it .
Hardware Maintenance Manual - Page 27
...and OneKey Rescue. If you need to restore the system to the point of factory default
The Lenovo B575 computers come with pre-installed OneKey Rescue System. Related service information
Related service information
This chapter presents.... Make sure to a previous backup status. However, you replace a hard disk drive in a Lenovo computer includes a hidden partition when it is not recoverable.
Hardware Maintenance Manual - Page 28
...servicer, there is turned on by an unauthorized person. The system board must be booted.
If any Lenovo computer: the poweron password (POP) and the supervisor password (SVP). Passwords
As many as two passwords...-on password (POP) protects the system from being powered on . Lenovo B575 Hardware Maintenance Manual
When you use the recovery discs to complete the whole recovery process.
Hardware Maintenance Manual - Page 30
....
26 The hibernation file in suspend mode. When the power is turned on the hard disk drive is read, and system status is powered off. Lenovo B575 Hardware Maintenance Manual
Hibernation mode
In hibernation mode, the following conditions: • If a "hibernation time" has been set on the hard disk. • The system...
Hardware Maintenance Manual - Page 34
...)
The battery is operating on battery power with the remaining power between 20% and 80% of its capacity. Lenovo B575 Hardware Maintenance Manual
d Power on e Battery
status
f Wireless
status
White: System is turned on and connected to AP. Blinking amber: (100ms off .
30 White: The wireless LAN radio is enabled. Blinking white:
System...
Hardware Maintenance Manual - Page 36
... maintain tight connections. • They do not easily come loose, even with special nylon-coated screws that have a torque screwdriver , refer to the "Torque" column for each step.
• Make sure that all screws firmly to tighten. • Each one . Use a new one should be used only once. Lenovo B575 Hardware Maintenance Manual...
Hardware Maintenance Manual - Page 37
Lenovo B575
Removing and replacing an FRU
This section presents exploded figures with one hand or using an electrostatic discharge (ESD) strap (P/N 6405959) to remove ... When removing the FRU, move it in the direction as given by shaking the computer gently and listening for rattling sounds. For information about connecting and arranging internal cables, see "Locations" on page 32. 3.
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