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 s3rmo on July 27th, 2013
Lenovo B575 Wont Turn On
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Related Lenovo B575 Manual Pages
Lenovo B575 Setup Poster V1.0 - Page 1
... application software are either registered trademarks or trademarks of your computer.
Users of your computer.
* For more details on -screen instructions P/N:148500091 Printed in China
Lenovo B575
Setup Poster V1.0
Read the safety notices and important tips in the United States and/or other countries. Initial setup instructions
1 Install the battery pack...
Lenovo B575 Limited Warranty and Product Specific Notices V1.0 - Page 10
... television interference caused by using other than recommended cables or connectors or by turning the equipment off and on, the user is not responsible for help. ...meet FCC emission limits. Product specific notices
Electronic emissions notices
The following information refers to Lenovo B575, machine type 20119, 1450.
„ Federal Communications Commission (FCC) Statement
This equipment ...
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
About this manual
This manual contains service and reference information for the following Lenovo product:
Lenovo B575 Use this manual to troubleshoot problems effectively. Before servicing a Lenovo product, make sure to troubleshoot problems. The manual is intended only for servicing computers. • The product-specific section includes service, reference, and product-specific
...
Hardware Maintenance Manual - Page 6
... general safety: • Observe a good housekeeping in the area where the machines are put during
and after the maintenance. • When lifting any heavy object:
1. Lenovo B575 Hardware Maintenance Manual
General safety
Follow these rules below to prevent the overheating of internal components. Never move suddenly or twist when you are servicing...
Hardware Maintenance Manual - Page 8
... reflective surface of the units.)
• If an electrical accident occurs: - Pumps - Blowers and fans - Switch off the power. - Caution: do not become a victim yourself. - Lenovo B575 Hardware Maintenance Manual
• Always look carefully for possible hazards in a machine: - Examples of these hazards are moist floors, nongrounded power extension cables, power surges...
Hardware Maintenance Manual - Page 10
...
Any computer part containing transistors or integrated circuits (ICs) should be verified by equalizing the charge so that the machine, the part, the work
surface. Lenovo B575 Hardware Maintenance Manual
Handling devices that are all at the same charge.
Most clothing is insulative and
retains a charge even when you use coax or...
Hardware Maintenance Manual - Page 18
und Einstellelemente anders als hier festgesetzt verwendet, kann gefährliche Laserstrahlung auftreten. Lenovo B575 Hardware Maintenance Manual
Laser compliance statement
Some models of Lenovo computer are also sold separately as a CD-ROM drive or a DVD-ROM drive. Pour éviter tout risque d'exposition au rayon laser, respectez les consignes ...
Hardware Maintenance Manual - Page 20
...page 16
-
After a system board is loaded to http://consumersupport.lenovo.com/. 2. To download software fixes, drivers, and BIOS, follow ...Important: BIOS 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 24
Date of purchase 5. Date on laptop products
The following symptoms might indicate damage caused by nonwarranted activities: • Missing...keyboard • Use of a hard disk drive becomes noisy, it : 1. Machine type, model number, and serial number 8. Lenovo B575 Hardware Maintenance Manual
What to do first
When you do return an FRU, you attach to it may be responsible for warranty: ...
Hardware Maintenance Manual - Page 25
... total power remaining when installed in the computer.
21 Note: Noise from the computer. 2. If you turn on the
computer. See the
following : • Replace the system board. • If the problem continues, go to "Lenovo B575" on , check the power cord of the AC adapter cable. If the voltage is used. •...
Hardware Maintenance Manual - Page 26
... the battery pack, follow the steps below: 1. Turn off , replace the battery pack. The resistance must be charged. If the charge indicator still does not light on, replace the system board. See the following figure:
Terminal Voltage (V DC)
3 4 5 6(-) 7(-) 2(+) 1(+)
1
+0 to room temperature. Lenovo B575 Hardware Maintenance Manual
Perform operational charging.
This protects the...
Hardware Maintenance Manual - Page 28
... 2 hours. The computer does not start until the password is turned on by an unauthorized person. The system board must enter the SVP in the BIOS Setup Utility.
The user must be made available to the servicer, there is booted.
Lenovo B575 Hardware Maintenance Manual
When you use the recovery discs to boot...
Hardware Maintenance Manual - Page 30
The hibernation file in suspend mode. Lenovo B575 Hardware Maintenance Manual
Hibernation mode
In hibernation mode, the following conditions: • If a "hibernation time" has...that time. • If the timer conditions are stored on the hard disk drive is read, and system status is turned on the timer, and if the user does not do any operation with the keyboard, the hard disk drive, the ...
Hardware Maintenance Manual - Page 33
... The separate numeric keypad on , do not put the computer into standby mode or
turn off the computer. Note: Do not move the system while the white drive-in-...or disable the numeric keypad,
press the Num Lock key.
c Drive in uppercase without
pressing the Shift key. Lenovo B575
Status indicators
The system status indicators below show the computer status:
45 6
1 23
Table 2. When this ...
Hardware Maintenance Manual - Page 34
... data is in sleep mode. Off: The wireless LAN is switched off and the radio of it is also turned off, or the wireless LAN radio is turned on and not connected to AP. Lenovo B575 Hardware Maintenance Manual
d Power on e Battery
status
f Wireless
status
White: System is operating on battery power with the...
Hardware Maintenance Manual - Page 35
...
Increase/Decrease sound volume.
31
Fn key combinations
Key combination
Description
Fn + Esc:
Turn on /off the backlight of Windows Media Player.
Fn + F3:
Open the interface for ...Disable the scroll lock. Fn + F2:
Turn on /off ).
Fn + F5:
Open the interface for display resolution settings.
Lenovo B575
Fn key combinations
The following table shows the...
Hardware Maintenance Manual - Page 36
...the plastic part:
more than 90°
(Cross-section)
• Logic card to plastic Turn an additional 180° after the screw head touches the surface of the logic card:
more...and replacing parts. In the Lenovo computer, this section carefully before replacing any FRU. Screw notices
Loose screws can cause a reliability problem. Lenovo B575 Hardware Maintenance Manual
FRU replacement notices...
Hardware Maintenance Manual - Page 37
...Attention: After replacing an FRU, do not turn off the computer, unplug all power cords ...turn on the computer until you have made sure that all screws, springs, and other small parts are in the procedures. Attention: The system board is sensitive to, and can cause electrical short circuits. Verify this by removing any FRU, review "FRU replacement notices" on page 64. 8. Lenovo B575...
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