Lenovo E49 Uživatelský manuál Strana 3

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Contents
Aboutthismanual...........iii
Chapter1.Safetyinformation.....1
Generalsafety...............1
Electricalsafety..............2
Safetyinspectionguide...........3
Handlingdevicesthataresensitivetoelectrostatic
discharge.................3
Groundingrequirements...........4
Safetynotices(multilingualtranslations).....4
Lasercompliancestatement(multilingual
translations)................19
Chapter2.Importantservice
information..............27
StrategyforreplacingFRUs.........27
Strategyforreplacingaharddiskdrive...28
Importantnoticeforreplacingasystem
board................28
ImportantinformationaboutreplacingRoHS
compliantFRUs..............28
Chapter3.Generalcheckout.....29
Whattodorst..............29
Powersystemcheckout...........30
Checkingtheacpoweradapter......30
Checkingoperationalcharging......31
Checkingthebatterypack........31
Chapter4.Relatedservice
information..............33
Recoveringthecomputersettings.......33
Passwords................33
Power-onpassword...........33
Supervisorpassword..........33
Powermanagement............34
Screenblankmode...........34
Sleepmode..............34
Hibernationmode...........34
Chapter5.LenovoE49andZhaoYang
E49..................37
Specications...............37
Statusindicators..............38
Fnkeycombinations............39
Chapter6.FRUreplacement
notices................41
Screwnotices...............41
Chapter7.Removingandreplacinga
FRU..................43
Generalguidelines.............43
1010Batterypack.............44
1020Opticaldrive.............44
1030Bottomslotcover...........46
1040Memorymodules...........46
1050Harddiskdriveassembly........47
1060PCIExpressMiniCardforwirelessLAN..49
1070Thermalfanassembly.........51
1080Microprocessor............53
1090Keyboard..............54
1100Keyboardbezel............57
1110Powerboard.............59
1120Backupbattery............60
1130Systemboardassembly.........61
1140LCDunit...............62
1150DC-incableandbasecover.......65
2010LCDfrontbezel............67
2020Integratedcamera...........69
2030LCDpanel,LCDcable,andhinges....69
2040AntennaassemblyandLCDrearcover...71
Chapter8.Locations.........73
Frontview................73
Right-sideview..............74
Rearview.................74
Bottomandleft-sideview..........75
Chapter9.Partslist..........77
Overall..................78
LCDFRUs................81
Keyboard.................83
Miscellaneousparts............83
acpoweradapters.............83
Powercords...............84
AppendixA.Notices..........89
Electronicemissionsnotices.........90
Trademarks................90
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