Lenovo B575 Support Question

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Question posted by katjjyau99 on September 13th, 2014

Does Lenovo B575 Laptop Make Sound When Fully Charged

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Related Lenovo B575 Manual Pages

Lenovo B575 User Guide V1.0 - Page 13

... of your computer to Lenovo for example, how often you access the hard disk drive and how bright you make sure the computer has been shut down. „ Handling the battery If the rechargeable battery pack is replaced with a fully charged one. Before removing the battery pack, make the computer display. „ Charging the battery When...

Lenovo B575 User Guide V1.0 - Page 28

... the battery pack in the direction shown by Lenovo. Disconnect the AC adapter and all cables from the computer. 2 Close the computer display, and turn the computer over again. CRU instructions Replacing the battery Note: Use only the battery provided by the arrow c . 4 Install a fully charged battery. 5 Slide the manual battery latch to...

Hardware Maintenance Manual - Page 3

... do first 20 Power system checkout 21 Checking the AC adapter 21 Checking operational charging 21 Checking the battery pack 22 Related service information 23 Restoring the factory contents ... 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...

Hardware Maintenance Manual - Page 4

iv Before servicing a Lenovo product, make sure to read all the information under "Safety information" on page 1 ...and product-specific parts information. About this manual This manual contains service and reference information for the following Lenovo product: Lenovo B575 Use this manual to troubleshoot problems effectively. Important: This manual is divided into the following sections: &#...

Hardware Maintenance Manual - Page 6

... using solvents, or working in any action that causes hazards to the customer, or that makes the machine unsafe. • Before you are servicing the machine. • Keep your toolcase...of your necktie or scarf inside clothing or fasten it . 4. Use a slow lifting force. Lenovo B575 Hardware Maintenance Manual General safety Follow these rules below to ensure general safety: • Observe ...

Hardware Maintenance Manual - Page 10

... occur when there is required for operator safety and correct system function. Notes: 1. Make sure that the ESD protective devices you are wearing a wrist strap. • Use... 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 the charge ...

Hardware Maintenance Manual - Page 20

...manual. To download software fixes, drivers, and BIOS, follow the steps below: 1. Strategy for replacing FRUs Before replacing parts: Make sure that the latest BIOS is loaded to http://consumersupport.lenovo.com/. 2. Lenovo B575 Hardware Maintenance Manual Important service information This chapter presents the following important service information: • "Strategy for replacing FRUs...

Hardware Maintenance Manual - Page 24

...the computer damage was detected 6. Date on laptop products The following symptoms might indicate damage ... eject button • Fuses blown by attachment of purchase 5. Lenovo B575 Hardware Maintenance Manual What to do first When you do return ... 4. Date of a nonsupported device • Forgotten computer password (making the computer unusable) • Sticky keys caused by referring to ...

Hardware Maintenance Manual - Page 25

... to "Lenovo B575" on , check the power cord of the AC adapter for the AC adapter pin No. 2 may differ from the AC adapter does not always indicate a defect. Unplug the AC adapter cable from the computer. 2. Turn off the computer. 2. Disconnect the AC adapter and install the charged battery pack. 7. Make sure that...

Hardware Maintenance Manual - Page 26

... the system board. If the voltage is not correct, replace the battery pack. If the resistance is still not charged, go to the next section. Lenovo B575 Hardware Maintenance Manual Perform operational charging. If the charge indicator still does not light on . If it is correct, replace the system board. 22 under this condition the...

Hardware Maintenance Manual - Page 27

... Rescue System. 23 Make sure to back up , just enter Lenovo OneKey Rescue System and run Restore to factory default. Note: You can use the pre-installed Lenovo OneKey Recovery and OneKey...unable to use the recovery discs that store your backed up files of factory default The Lenovo B575 computers come with pre-installed OneKey Rescue System. However, you can create recovery discs by ...

Hardware Maintenance Manual - Page 34

... ) The battery is turned on and connected to AP. Flashing white: The wireless LAN radio is being charged with the remaining power between 20% and 80% of its capacity. Blinking white: The wireless LAN is ...also turned off : System is in hibernate mode or shut down. Lenovo B575 Hardware Maintenance Manual d Power on battery power with the remaining power between 20% and 80% of its capacity....

Hardware Maintenance Manual - Page 35

... of Windows Media Player. Fn + F11: Skip to the previous track. Fn + Home: Activate the pause function. Lenovo B575 Fn key combinations The following table shows the function of each combination of the LCD screen. Fn + / : Increase/Decrease sound volume. 31 Fn + Insert: Enable/Disable the scroll lock. Fn + / : Increase/Decrease display brightness.

Hardware Maintenance Manual - Page 36

...you have one. Never use a screw that you removed. Make sure that all screws firmly to the "Torque" column for each step. • Make sure that you use new screws. • Use a ...; 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. • Each one...

Hardware Maintenance Manual - Page 37

... Before touching it in the direction as given by the arrow in the procedures. Make sure to , and can cause electrical short circuits. Do not attempt to remove the...FRU, move it , establish personal grounding by shaking the computer gently and listening for rattling sounds. Lenovo B575 Removing and replacing an FRU This section presents exploded figures with one hand or using an ...

Hardware Maintenance Manual - Page 38

... along the slide rails of battery pack Unlock the battery release lever a. Removal steps of the slot. Then make sure that the battery release lever is in the parts list for your computer. Lenovo B575 Hardware Maintenance Manual 1010 Battery pack DANGER Only use the battery specified in the locked position. 34 Any...

Hardware Maintenance Manual - Page 41

... drive from the slot c . 1 2 Step a Screw (quantity) Color M2 × 3 mm, flat-head, nylok-coated (1) White Torque 1.5 kgfcm 3 When installing: Make sure that the HDD connector is in suspend mode. Lenovo B575 1040 Hard disk drive For access, remove these FRUs in order: • "1010 Battery pack" on page 34 • "1030 Hard...

Hardware Maintenance Manual - Page 43

...; "1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover" on the computer you are servicing, the card must be moved. 39 Make sure that it snaps into the socket. Lenovo B575 1060 DIMM For access, remove these FRUs in SLOT-1 ( : upper slot).

Hardware Maintenance Manual - Page 48

Removal steps of keyboard (continued) Lift the keyboard a little c, and then detach the connector in the direction shown by arrows d e. 3 4 5 When installing: Make sure that the FPC connector is attached firmly. 44 Lenovo B575 Hardware Maintenance Manual Figure 8.

Hardware Maintenance Manual - Page 51

Unplug the microphone connector in the direction shown by arrow f. 5 6 4 4 5 When installing: Make sure that all the FPC connectors, microphone connectors and LCD connector are attached firmly. 47 Removal steps of keyboard bezel (continued) Detach five FPC connectors in the direction shown by arrows d e. Lenovo B575 Figure 9.