Lenovo B575 Support Question

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Question posted by xpfenton on August 10th, 2014

How To Turn On Lenovo B575 Wireless On Laptop

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Answer #1: Posted by freginold on October 31st, 2014 5:37 AM

freginold

Member since:
December 20th, 2011

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According to the user guide, you can turn the wireless function on or off by pressing <Fn> and <F5>. If you don't have your user guide, you can download a PDF copy here.

https://configpages.blogspot.com

Related Lenovo B575 Manual Pages

Lenovo B575 Limited Warranty and Product Specific Notices V1.0 - Page 10

... by using other than recommended cables or connectors or by turning the equipment off and on a circuit different from Lenovo authorized dealers. Responsible party: Lenovo (United States) Incorporated 1009 Think Place - Product specific notices Electronic emissions notices The following information refers to Lenovo B575, machine type 20119, 1450. „ Federal Communications Commission (FCC...

Hardware Maintenance Manual - Page 3

... 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 ...disk drive 37 1050 Optical drive 38 1060 DIMM 39 1070 PCI Express Mini Card for wireless LAN/WAN 40 1080 Keyboard 42 1090 Keyboard bezel 45 1100 System board 49 1110 LCD...

Hardware Maintenance Manual - Page 24

... detected 6. Date on laptop products The following symptoms might indicate damage caused by nonwarranted activities: • Missing parts might indicate that you must include the following information in the parts exchange form or parts return form that the system was subjected to stress beyond normal use of servicer 2. Lenovo B575 Hardware Maintenance Manual...

Hardware Maintenance Manual - Page 25

...the AC adapter is supplied when you suspect a power problem, see the appropriate one you turn on, check the power cord of the AC adapter cable. To check the AC adapter, ... See the following : • Replace the system board. • If the problem continues, go to "Lenovo B575" on the computer. Unplug the AC adapter cable from the AC adapter does not always indicate a defect. ...

Hardware Maintenance Manual - Page 26

... (-) 3. Remove the battery pack and measure the voltage between battery terminals 5 and 7. Lenovo B575 Hardware Maintenance Manual Perform operational charging. If it may not be able to be 4 to...and 7 (-). If the voltage is less than +11.0 V DC after recharging, replace the battery. 4. Turn off , replace the battery pack. If the voltage is still less than +11.0 V DC, the ...

Hardware Maintenance Manual - Page 28

Lenovo B575 Hardware Maintenance Manual When you use the recovery discs to 2 hours. Note: The recovery process might take up to boot your computer, the system will enter the user interface for system recovery automatically. If any Lenovo...to reset the password. The computer does not start until the password is turned on by an unauthorized person. The system board must be made available to...

Hardware Maintenance Manual - Page 30

...hard disk drive. 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. To...disk. • The system is restored from hibernation mode and resumes operation. Closing the lid. - Lenovo B575 Hardware Maintenance Manual Hibernation mode In hibernation mode, the following occurs: • The system status, RAM,...

Hardware Maintenance Manual - Page 32

...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) Keyboard • Numberic ... 7 Starter/Home Basic/Premium/Professional operating system • Free DOS 28 Lenovo B575 Hardware Maintenance Manual Table 1.

Hardware Maintenance Manual - Page 33

... numeric keypad, press the Num Lock key. b Num lock White: The separate numeric keypad 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 2. c Drive in use light is enabled. Status indicators Indicator...

Hardware Maintenance Manual - Page 34

... is switched on and the radio of it is enabled. Off: The wireless LAN is switched off and the radio of its capacity. Lenovo B575 Hardware Maintenance Manual d Power on e Battery status f Wireless status White: System is also turned off. 30 White: The wireless LAN radio is in hibernate mode or shut down. Blinking white: System...

Hardware Maintenance Manual - Page 35

...Fn + / : Increase/Decrease display brightness. Fn + F5: Open the interface for integrated wireless devices settings (on/off the integrated camera. Fn + F10: Stop playback of Windows Media ... Fn key combinations Key combination Description Fn + Esc: Turn on /off the backlight of Fn with a function key. Lenovo B575 Fn key combinations The following table shows the function of...

Hardware Maintenance Manual - Page 36

... tightened firmly. • Ensure torque screwdrivers are harder to removing and replacing parts. Lenovo B575 Hardware Maintenance Manual FRU replacement notices This section presents notices related to tighten. •...one should be used only once. Tighten screws as follows: • Plastic to plastic Turn an additional 90° after the screw head touches the surface of the plastic part...

Hardware Maintenance Manual - Page 37

...given in the figures by removing any FRU, turn on the computer until you have to be damaged by, electrostatic discharge. Lenovo B575 Removing and replacing an FRU This section presents ...sensitive to replacement. Any of the interconnecting cables. Attention: After replacing an FRU, do not turn off the computer, unplug all screws, springs, and other small parts are in which they ...

Hardware Maintenance Manual - Page 44

... PCI Express Card slot compartment cover" on page 36 Figure 7. Step b Screw (quantity) Color M2 × 3 mm, flat-head, nylok-coated (1) Black Torque 1.5 kgfcm 40 Lenovo B575 Hardware Maintenance Manual 1070 PCI Express Mini Card for wireless LAN/WAN 2 1 Disconnect the two wireless LAN cables (black, white) a, and then remove the screw b.

Hardware Maintenance Manual - Page 45

...the direction shown by arrow c . 3 When installing: • In models with a wireless LAN card that has two antenna connectors, plug the black cable (1st) (MAIN) into ...wireless LAN card that has three antenna connectors, plug the black cable (1st) (MAIN) into the jack labeled 1, the grey cable (3rd) into jack labeled 3, and the white cable (2nd) (AUX) into jack labeled 2 on the card. 41 Lenovo B575...

Hardware Maintenance Manual - Page 53

Lenovo B575 1100 System board Important notices for wireless LAN/WAN" on page 40 • "1080 Keyboard" on page 42 • "1090 Keyboard bezel" on a padded surface such as an ESD mat or conductive ...

Hardware Maintenance Manual - Page 55

... the system board in the direction shown by arrow d. 4 b a a When installing: When attaching the system board to the base cover, adjust the placement of the wireless radio switch as shown in . Lenovo B575 Figure 10.

Hardware Maintenance Manual - Page 56

...on page 38 • "1060 DIMM" on page 39 • "1070 PCI Express Mini Card for wireless LAN/WAN" on page 40 • "1080 Keyboard" on page 42 • "1090 Keyboard bezel... kgfcm When installing: • Route the antenna cables along the cable guides. 52 Lenovo B575 Hardware Maintenance Manual 1110 LCD unit For access, remove these FRUs in the direction shown by the cable guides, or a...

Hardware Maintenance Manual - Page 58

... DIMM" on page 39 • "1070 PCI Express Mini Card for wireless LAN/WAN" on page 40 • "1080 Keyboard" on page 42 • "1090 Keyboard bezel" on page 45 • "1100 System board" on page 49 Figure 12. Lenovo B575 Hardware Maintenance Manual 1120 Fan assembly and Heat Sink assembly For access...

Hardware Maintenance Manual - Page 60

Lenovo B575 Hardware Maintenance Manual 1130 Base cover, speakers and bluetooth card For access, remove these FRUs in the direction shown by arrow... page 37 • "1050 Optical drive" on page 38 • "1060 DIMM" on page 39 • "1070 PCI Express Mini Card for wireless LAN/WAN" on page 40 • "1080 Keyboard" on page 42 • "1090 Keyboard bezel" on page 45 • "1100 System board...