Symptom oder Fehler	Verursachende Komponente ggf. Lösung
No beep, power-on, indicator on, and a blank LCD during POST	System board
LCD backlight not working LCD too dark LCD brightness cannot be adjusted LCD contrast cannot be adjusted	Lid switch on the keyboard bezel Reseat the LCD connectors LCD assembly System board
LCD screen unreadable Characters missing pixels Screen abnormal Wrong color displayed	See Note above Reseat all LCD connectors LCD assembly System board
LCD screen has extra horizontal or vertical lines displayed	LCD Assembly
LCD screen stays on even after you turn off your computer	Press and hold the power switch for 4 seconds or longer to turn off your computer Then turn it on again

ibm, lenovo, thinkpad, transnote, laptop, notebook, netbook, rechner, A20, A20m, A20p, A21, A21m, A21p, A22e, A22m, A22p, A30, A30p, A31, A31p, G40, G41, R30, R31, R32, R40, R40e, R50, R50e, R50p, R51, R51e, R51p, R52, R52e, R52p, R60, R60e, R60i, R60p, R60m, R61, R61e, R61i, R61p, R61m, R61t, R400, R500, SL300, SL400, SL400c, SL500, SL500c, SL410, SL510, L410, L412, L420, L421, L510, L512, L520, T20, T21, T22, T23, T30, T40, T40p, T41, T41p, T42, T42p, T43, T43p, T60, T60i, T60p, T61, T61p, T400, T400s, T410, T410i, T410s, T410si, T420, T420i, T420s, T420si, T500, T510, T510i, T520, T520i, X20, X21, X22, X23, X24, X30, X31, X32, X40, X40s, X40t, X41, X41s, X41t, X60, X60s, X60t, X61, X61s, X61t, X100e, X120e, X200, X200s, X201, X201i, X201s, X201si, X300, X301, W400, W500, W510, W520, W700, W700ds, W701, W701ds, Z60, Z60m, Z60t, Z61, Z61e, Z61m, Z61p, Z61t, l410, l412, l420, l510, l512, l520, e220, e420, e520, e220s, e420s, edge11, edge 11, edge13, edge 13, edge14, edge 14, edge15, edge 15, sl300, sl400, sl500, sl410, sl510, 3000,N100,N200,N500,G530,G550, hilfe, reparatur, service, passphrase, joe in australia, allservice, passwort, password, biospasswort, biospassword, supervisorpasswort, supervisorpassword, supervisor-passwort, masterpasswort, masterpassword, svp, pop, entfernung, entfernen, löschen, löschung, unlock, reset, recovery, error, sperre, gesperrt, verloren, vergessen, umgehen, zurücksetzen, entsperren, entsperrung, resetten, knacken, auslesen, wiederbeschaffen, unbekannt, rücksetzen, rücksetzung, passwortentfernung, passwortentfernen, passwortlöschung, passwortlöschen, passwortsperre, passwortwiederbeschaffung, passwortentsperrung, bios, supervisor, master, ersatzteile, fru, chip, display, motherboard, mainboard, flexing, bezel, displaydeckel, displayrahmen, unterschale, oberschale, schale, chasis, CPU, RAM, TCPA, TPM, EPROM, EEPROM, CMOS, cmospwd, PWD, r24rf08, r24rf08.exe, w24rf08, w24rf08.exe, pc8394t, pc8394t.exe, rpc8394, rpc8394.exe, wpc8394, wpc8394.exe, km_v2.20, KeyMaker V2.20

[Realisierung] netdivision