Lenovo B575 Support Question
Lenovo B575 Support Question
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Question posted by GtgaGlo on September 16th, 2014
Where Is The Wireless Switch On A Lenova 1450 B575
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Answer #1: Posted by freginold on October 31st, 2014 5:36 AM
freginold
Member since:
December 20th, 2011 Points: 23,253,885
Member since:
December 20th, 2011 Points: 23,253,885
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.
Related Lenovo B575 Manual Pages
Lenovo B575 Setup Poster V1.0 - Page 2
... radio of all external devices is mercury-free and more energy-saving than CCFL backlight technology.
External devices connection
Ethernet
1
B575
2
3
Notes: • The above connection illustration is installed.
3 Integrated wireless device switch (Select models only)
Use this manual may differ from the actual product. Buttons and functions
1 Integrated camera (Select models only...
Lenovo B575 Limited Warranty and Product Specific Notices V1.0 - Page 10
... reasonable protection against harmful interference in order to 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 has been tested and found to comply with the limits for a Class B digital device, pursuant...
Lenovo B575 Limited Warranty and Product Specific Notices V1.0 - Page 13
Lenovo reserves the right to improve and/or change specifications at any time without notice.
Specifications
Model Name: B575
Machine Type : 20119, 1450
Note: The following specifications may contain technical inaccuracies or typographical errors. Form Factor Size Weight
System Platform Memory LCD HDD Keyboard Integrated Camera Battery AC ...
Lenovo B575 User Guide V1.0 - Page 5
...the display panel may differ from the actual product. When closing the display panel, be damaged. b Wireless module antennas (Select
models only)
The built-in this manual may be careful NOT to the actual ... output.
1
Getting to know your computer
Top view
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B575
. ( )
-
* , +
Notes: • The illustrations in antennas ensure optimal reception of wireless radio. Chapter 1.
Lenovo B575 User Guide V1.0 - Page 20
Learning the basics
System status indicators
These indicators inform you of the computer status.
$
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B575
'
(
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a Caps lock indicator b Num lock indicator c Hard disk drive indicator d Power status indicator e Battery status indicator f Wireless communication indicator
16 Chapter 2.
Lenovo B575 User Guide V1.0 - Page 22
... connection
Cable
DSL
TV cable
Telephone line
Splitter * Cable modem *
*
Splitter *
*
DSL modem *
B575
*
B575
*
* Not supplied. Wired connection
Wired connections are for details on how to connect. DSL
DSL is ... the computer to the residential cable TV line. Wireless network technology: connect without wiring. Chapter 3. Cable
Cable Internet services use physical wiring to configure...
Lenovo B575 User Guide V1.0 - Page 23
...usually provided by the signal scales, wireless connection to the Internet can be built based on how to make configuration.
Hardware connection
Access point *
B575
Wi-Fi/WiMAX network * Not ...speed broadband access without the need for details on the following :
1 Slide the integrated wireless device switch from to . 2 Press Fn + F5 to configure your Internet Service Provider (ISP)...
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 32...Hard 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 8
... yourself. - Send the victim to get medical aid.
4 The surface is conductive; Switch off the power. - Power supply units - Blowers and fans - Motor generators and ...with the power on when they are removed from their normal operating places in your work area. Lenovo B575 Hardware Maintenance Manual
• Always look carefully for possible hazards in a machine: - such touching can...
Hardware Maintenance Manual - Page 24
...by pressure on the diskette drive cover, foreign
material in which the machine failed 4. Lenovo B575 Hardware Maintenance Manual
What to do first
When you do return an FRU, you must ...disk drive becomes noisy, it : 1. Machine type, model number, and serial number 8. Date on laptop products
The following are not covered under warranty and some common items that are not covered under the ...
Hardware Maintenance Manual - Page 32
Lenovo B575 Hardware Maintenance Manual
Table 1. Specifications (continued)
Feature
Description
MODEM slot
• N/A
Audio
&#... 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 Keyboard
Touch pad
• Two...
Hardware Maintenance Manual - Page 34
... white:
System is enabled. Amber: The computer is in sleep mode. off .
30 Lenovo B575 Hardware Maintenance Manual
d Power on e Battery
status
f Wireless
status
White: System is in hibernate mode or shut down. Blinking white:
The wireless LAN is switched on and the radio of it is also turned off : System is operating on...
Hardware Maintenance Manual - Page 35
...:
Skip to the next track.
Fn + F4:
Open the interface for the display device switch to select this notebook or an external display.
Fn + F12:
Skip to the previous track...F5:
Open the interface for integrated wireless devices settings (on /off the integrated camera. Fn + Insert:
Enable/Disable the scroll lock.
Lenovo B575
Fn key combinations
The following table shows...
Hardware Maintenance Manual - Page 44
... antenna RF connector
(P/N: 08K7159), or pick up the connectors with your fingers and gently unplug them in step a.
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
... in 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 the jack... 1, and the white cable (2nd) (AUX) into jack labeled 2 on the card. • In models with a wireless LAN card that has three antenna connectors, plug the black cable (1st) (MAIN) into the jack labeled 1, the grey ...
Hardware Maintenance Manual - Page 53
... If you put a system board down, make sure to put it only on page 45
49 Lenovo B575
1100 System board
Important notices for handling the system board: When handling the system board, bear the following ...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 a ...
Hardware Maintenance Manual - Page 55
Lenovo B575
Figure 10. 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 Removal steps of system board (continued)
Remove the system...
Hardware Maintenance Manual - Page 56
...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" on page 49
Figure 11. Lenovo B575 Hardware Maintenance Manual
1110 LCD unit
For access, remove these FRUs in the direction shown by the cable guides...
Hardware Maintenance Manual - Page 58
...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" on page 49 Figure 12. Lenovo B575 Hardware Maintenance Manual
1120 Fan assembly and Heat Sink assembly
For access, remove these FRUs in the direction ...
Hardware Maintenance Manual - Page 68
...Lenovo B575 Hardware Maintenance Manual
Locations
Front view
a Integrated camera (Select models only) b Wireless module antennas (Select models only) c Speaker d Power button e OneKey Rescue System button f Built-in microphone g System status indicators
Note: For the description of each indicator, see "Status indicators" on page 29. h Touchpad i Memory card slot j Integrated wireless device switch...
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