Lenovo B575 Support Question

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Question posted by frZo on March 18th, 2014

Lenovo B575 Laptop Will Not Recognize Wireless Connection

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Related Lenovo B575 Manual Pages

Lenovo B575 Setup Poster V1.0 - Page 1

...148500091 Printed in China Lenovo B575 Setup Poster V1.0 Read the safety notices and important tips in damages to Lenovo Idea product support site http://support.lenovo.com for preinstalled application ...the battery pack 1 3 2 1 2 Connect to the power 2 1 3 Attention: Connect the power cord to the AC adapter firmly, poor connections may contain items that are not supplied with the computer....

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

... separation between the equipment and receiver. • Connect the equipment into an outlet on , the user is encouraged to try to correct the interference by unauthorized changes or modifications to Part 15 of the FCC Rules. Lenovo is subject to the following information refers to Lenovo B575, machine type 20119, 1450. „ Federal Communications...

Lenovo B575 User Guide V1.0 - Page 23

... LAN systems to computers, cell phones and other devices over a large geographic area. Connecting to the Internet Wireless connection Wireless connections provide mobile access to the Internet, allowing you to make configuration. Hardware connection Access point * B575 Wi-Fi/WiMAX network * Not supplied Software configuration Consult your Internet Service Provider (ISP) and search...

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

Machine type, model number, and serial number 8. Date on laptop products The following information in the parts exchange form or parts return form that...parts • Plastic parts, latches, pins, or connectors that have been subjected to excessive force, or dropped. 20 Lenovo B575 Hardware Maintenance Manual What to do first When you do return an FRU, you attach to it may be responsible ...

Hardware Maintenance Manual - Page 25

...the total power remaining when installed in the computer. 21 Remove the battery pack. 3. Connect the AC adapter. 4. Unplug the AC adapter cable from the AC adapter does not ...See the following : • Replace the system board. • If the problem continues, go to "Lenovo B575" on the computer. 5. General checkout Power system checkout To verify a symptom, follow the steps below ...

Hardware Maintenance Manual - Page 32

Lenovo B575 Hardware Maintenance Manual Table 1. Specifications (continued) Feature Description MODEM slot • N/A Audio ...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 ...

Hardware Maintenance Manual - Page 34

... 5% and 20% of its capacity. Amber: The computer is operating on and connected to AP. off /1s on e Battery status f Wireless status White: System is enabled. Flashing white: The wireless LAN radio is turned on ) The battery is being transmitted. Lenovo B575 Hardware Maintenance Manual d Power on ) The remaining power of the battery is less...

Hardware Maintenance Manual - Page 35

Fn + F4: Open the interface for integrated wireless devices settings (on/off). Fn + F12: Skip to the previous track. Fn + Home: Activate ... display device switch to select this notebook or an external display. Fn + F1: Enter sleep mode. Lenovo B575 Fn key combinations The following table shows the function of each combination of the LCD screen. Fn + / : Increase/Decrease...

Hardware Maintenance Manual - Page 36

... section carefully before replacing any FRU. Lenovo B575 Hardware Maintenance Manual FRU replacement notices This section presents notices related to the torque shown in your tool bag. • Always use new screws. • Use a torque screwdriver if you have the following characteristics: • They maintain tight connections. • They do not easily come...

Hardware Maintenance Manual - Page 37

... of the interconnecting cables. To put the new FRU in the figure. 7. For information about connecting and arranging internal cables, see "Locations" on page 32. 3. Attention: After replacing an FRU...touching it in the direction as given by removing any of such FRUs are listed. 4. Lenovo B575 Removing and replacing an FRU This section presents exploded figures with one hand or using an ...

Hardware Maintenance Manual - Page 44

... 34 • "1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover" on page 36 Figure 7. 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. Removal steps of PCI Express Mini Card for...

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 metal, wood, or composite. • ...

Hardware Maintenance Manual - Page 55

... cover as shown in . Improper placement of the audio jack and the microphone jack are attached to the base cover, adjust the placement of the wireless radio switch as shown in , and make sure that both of the switch or those jacks might cause a damage. 51 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"...2.5 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

Lenovo B575 Hardware Maintenance Manual 1120 Fan assembly and Heat Sink assembly For access, remove these FRUs in the direction shown by arrow ...on 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...

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...

Hardware Maintenance Manual - Page 62

Lenovo B575 Hardware Maintenance Manual 1140 LCD front bezel For access, remove these FRUs in the direction shown by arrows b. 2 2 2 2 58 ...on 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"...

Hardware Maintenance Manual - Page 63

...Make sure that the connector is attached firmly. Unplug the integrated camera connector in the direction shown by arrow b. Lenovo B575 1150 LCD panel, LCD cable and hinges For access, remove these FRUs in order: • "1010 Battery ...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...