Lenovo Essential B40-45 Bruksanvisning

Lenovo Laptop Essential B40-45

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Beforeusingthisinformationandtheproductitsupports,besuretoreadthegeneralinformation

under“Notices”  on page 80.

First Edition (April 2014)

LENOVOproducts,data,computersoftware,andserviceshavebeendevelopedexclusivelyatprivate

expenseandaresoldtogovernmentalentitiesascommercialitemsas  defined by 48 2.101C.F.R. with

limitedandrestricted andrightstouse,reproduction disclosure.

LIMITEDANDRESTRICTEDRIGHTSNOTICE:Ifproducts, data, computersoftware,orservicesare

deliveredpursuant a GeneralServicesAdministration“GSA”contract, reproduction,use, ordisclo‐

sureis insubjecttorestrictionsset forth  ContractNo.GS‐35F 05925.‐

©2014Lenovo

iii

About this manual........................................iv

Safety information.........................................1

Generalsafety ...................................................... 2

Electricalsafety.................................................... 3

Safetyinspectionguide ...................................... 5

Handlingdevicesthataresensitivetoelectro‐

staticdischarge .................................................... 6

Groundingrequirements ................................... 6

Safetynotices:multilingualtranslations.......... 7

Lasercompliancestatement............................. 14

Important service information ...................16

StrategyforreplacingFRUs............................. 16

Strategyforreplacing a harddiskdrive.. 17

Importantnoticeforreplacing a system

board ............................................................. 17

ImportantinformationaboutreplacingRoHS

compliantFRUs ................................................. 18

General checkout........................................19

Whatto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 usingby Recov‐

eryDiscSet......................................................... 23

Passwords........................................................... 24

Power‐on password .................................... 24

Hard‐diskpassword ................................... 24

Supervisorpassword .................................. 24

Powermanagement .......................................... 25

Screenblankstate........................................ 25

Puttingthecomputerto sleep orshuttingit

down ............................................................. 25

Lenovo B40-30/B40-45/B40-70...................27

Specifications ..................................................... 27

Statusindicators ................................................ 29

Fnkeycombinations......................................... 30

Hotkeys............................................................... 30

FRUreplacementnotices.................................. 31

Screwnotices................................................ 31

RemovingandreplacinganFRU.................... 32

1010Batterypack......................................... 33

1020Opticaldrive ....................................... 34

1030Bottomslotcover................................ 36

1040Harddiskdrive................................... 37

1050DIMM ................................................... 39

1060 PCI Card ExpressMini forwireless

LAN/WAN....................................................40

1070Keyboard..............................................41

1080Keyboardbezel ...................................43

1090Finger     print, power board and led

board..............................................................45

1100USBboard............................................47

1110Systemboard....................................... 48

1120Fanandheatsinkassembly .............. 50

1130Speakers ............................................... 51

1140LCDunitandbasecover ................... 52

1150LCDfrontbezel................................... 56

1160LCDpanel............................................ 57

1170LCDhinges .......................................... 59

1180Antenna,LCDcable,andintegrated

camera ...........................................................60

Locations ............................................................. 62

Frontview..................................................... 62

Right‐sideview ............................................ 63

Bottomandleft‐sideview ..........................64

Partslist...............................................................65

Overall...........................................................66

LCDFRUs.....................................................70

Keyboard....................................................... 72

Miscellaneousparts..................................... 75

ACadapters.................................................. 76

Screws............................................................76

Powercords..................................................77

Notices .........................................................80

Trademarks.........................................................81

Contents

Produktspecifikationer

Varumärke:	Lenovo
Kategori:	Laptop
Modell:	Essential B40-45
Peso:	38 g
Altura:	80 mm
Color del producto:	Negro
Bred:	41 mm
Profundidad:	9.5 mm
Tipo:	Reproductor de MP4
Drifttemperaturens-omfång:	-5 - 40 °C
Kompatibla-minneskort:	SD, SDHC
Integrerat läskort:	Si
Radio FM:	Si
Interfaz:	USB 2.0
Diagonal de la pantalla:	1.8 "
Total-lagringskapacitet:	4 GB
Maximal-minneskortstorlek:	8 GB
Stödspråk:	CHI (SIMPL), CHI (TR), DEU, ENG, ESP, FRE, ITA
Número de colores de la pantalla:	262144 colores
Formatos de vídeo compatibles:	MP4
Formatos de audio soportados:	ASF, MP1, MP2, MP3, WAV, WMA
Recargable:	Si
Spelartyp:	Memoria flash
Capacidad de memoria de vídeo:	- h
Radioband-som-stöds:	FM
Banda FM:	76 - 108 MHz
Antal-standardstationer:	20
FM-inspelning:	Si
Tiempo continuo de reproducción de audio:	- h