troubleshooting lap

8/10/2019 Troubleshooting Lap

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Troubleshooting DEAD LaptopsI repair from 5 to 20 laptops a week and thought I would pass on a few tips onresurre ting Dead !supposedl"# laptops$Dead means a di%erent things to di%erent people but usuall" means fromtrul" dead to &o Displa"I ha'e ( di%erent 'ersions of dead laptops ) It alwa"s in ludes &* DI+,LA-.$ &o indi ation of 'iabilit" ) no lights ) no fans ) ool to tou h2$ &o indi ation of 'iabilit" ) no lights ) no fans ) warm or hot to tou h/$ Lights ) fans ome on ) lights don t follow normal boot se1uen e !no i ker) usuall" sta" on#($ Lights ) fans ome on ) lights follow normal boot se1uen e ) appears toboot with no displa"

3a'eats ) if "ou are attempting the more e4tensi'e repairs "ou will need astati free work area and the appropriate toolsin luding a D 6 !digital 'olt meter#

7or a laptop e4hibiting s"mptoms under ondition .$8emo'e batter" ) test in another laptop if possibleIf "ou ha'e another batter" tr" it

Test laptop for power up without batter" Test power adapter with D 6 ) usuall" measure .9 'olts but he k the labelIf the abo'e doesn t remediate the situation

*pen the laptop so "ou an get to the lo ation where the power adapterre epta leatta hes to the motherboard ) with power adapter plugged in he k for'oltage on themotherboard ) if "ou ha'e 0'd repla e the onne tor !this usuall" in'ol'essoldering ) if "ou 'e ne'er done this ha'e an e4pert do it ) if "ou burn thetra es o% the motherboard it is trash#

If "ou ha'e somewhere between 0'd and .9'd something is loading downthe poweradapter ) tr" a se ond power adapter ) if it still measures out of range )unplug E E8T:I&; from the motherboard ! memor" ) fans ) hard dri'e )D D


2/5

*pen the laptop so "ou an get to the motherboard ) identif" the sour e ofthe heat = it will usuall" be in one of ( areas ) d onne tor ) 3,> ) ;,> )s reen in'erterIf "ou ha'e somewhere between se'eral 'd and .9'd something is loadingdown the power adapter ) tr" a se ond power adapter ) if it still measures outof range ) unplug E E8T:I&; from the motherboard ! memor" ) fans ) harddri'e ) D D ould berepla ed or remo'ed and make another 'oltage he k

;,> ma" be unsoldering its self from the motherboard ! aused b" poordesign or e4 essi'e heat# ) pressing on it with a ?nger while powering upma" ?4 the problem ) if it does either ha'e the ;,> re owed or repla e themotherboard

:ot areas around the d power onne tions an be a bad power onne tor!worn out raises resistan e and auses heat# or failing omponents in themotherboard power onditioning ir uits ) repla e the power onne tor ormotherboard as ne essar"

L3D In'erter ) powers the s reen ) if it s hot the" are relati'el" heap torepla e ) this supplies the power to operate . or 2 uores ent t"pe lights thatba klights the L3D ) will not be present on an LED t"pe displa"

7or a laptop e4hibiting s"mptoms under ondition /$8emo'e batter" ) test in another laptop if possibleIf "ou ha'e another batter" tr" it

Test laptop for power up without batter" Test power adapter with D 6 ) usuall" measure .9 'olts but he k the labelIf the abo'e doesn t remediate the situation

>nplug from the motherboard !fans ) hard dri'e ) D D


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uores ent tube is defe ti'e ) repla e it or the whole L3D if "ou are notme hani all" in lined to repla e them

If "ou don t ha'e @90'a to the in'erter plug he k that the plug on theother end is ?rml" plugged into the motherboard ) if it is repla e themotherboard as the in'erter power suppl" is badIf there is not e'en a E8- dim displa" as abo'e then ):ook up a an e4ternal monitor to laptop then power on ) if "ou ha'e a displa"he k < repla ethe following orderL3D 'ideo able plugged in on *T: endsL3D able repla eL3D ,anel repla e6otherboard repla e:ook up a an e4ternal monitor to laptop then power on ) if "ou don t ha'e adispla" he k < repla e the following6otherboard repla e

BA8&I&; = &*T ALL LA,T*,+ A>T*6ATI3ALL- +:*B A DI+,LA- *& A&ECTE8&AL displa"s ) "ou ma" ha'e to let it bootup and test with the ke"board 'ideo swit h i$e$ 7& 72 et


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8e'iew *7 :3L ;* E8&6E&T LA,T*,

Displa" ./FF4GFH .(J In hes :D Displa" with .F 9 8atio wides reen,ro essor A6D Turion 42 Dual 3ore 2$F ;:K ! better lo k speed than,entium #

ideo 6emor" . ; ATI 6obile 8adeon :D (2506ain 6emor" 2 ; DD8 / ! Upgradable to 8 GB #:ard Disk .F0 ; !&o D D Dri'e Beb am Bi?#*perating +"stem Bindows G ,ro Linu4 *++ ($0Beight 2$F Mgatter" F 3ell Li=Ion !((00mha# 6inimum / :rs

Display::as a :D standard L3D .( J in h Displa" with 1366 x 768 pixels with 16:9 ratio WideScreen whi h is e1ui'alent to 1280x720 with 16:9 ratio Wide Screen $ -ou 6ightE4perien e little ;lare while 'iewing at a di%erent angle but still It is a good Displa"$

Processor:E'er"one might think A6D is weak N ut "ou are wrong this A6D Turion 42 is e1ui'alent to IntelDual 3ore e4 ept for the a he memories$ +till it has a faster cloc speed !2"6#$%& than theIntel ,entiumOs 2$/ ;:K$ Ideal for mid range omputing$ ut ;aming in this ma hine might be ahead a he but dont lose hope "et this thing an pla" games whi h where released before 20.0!'ested (a)or *a+es ,y +e # os it is ba ked up b" a ;,> of . ; of 'ideo memor"$ Trustme this -(D has lot of potential"

(ain (e+ory !.-(& :It has a 2 ; DD8/ 8A6 whi h can ,e /p*raded to 8 # at the pri e of 8s$.200 = 8s$.500$

Its 3lo ked around .0F0 6:K whi h reall" fast N but there are still .//0 6:K one whi h "ou anget if "ou lo'e multitasking$ 8unning on the 2 ; is ideal if "ou are not a gamming fan or 6ultitasker lol get ( ; and "ou will lo'e this Laptop$Bant to know more about in reasing 8A6Click here $ !I urrentl" :a'e F ; 8A6#

$ard Dis : The" shrunk the :ard Disk apa it" from /20 ; to .F0 ; this "ear thats little disappointingbut we an blame it os its 78EE$If "ou are wondering J ha e only 120 # where the hellis the other 40 # 5 J thats os Linu4 *++ ($0 o upies (0 ; , if "ou want to know how toget that (0 ; ba k and how to remo'e LI&>C *++ 3li k :ere$ Its a standard +ATA dri'ewhi h an be repla ed with a new hard disk with higher apa it" but who wants to lose aoriginal Bindows G ,ro$ideo (e+ory !#raphics ard& :It has a onboard memor" of 1 # -' .adeon $D (520 whi h is awesome$ This is almostprett" basi but still "ou an pla" man" games if "ou upgrade "our 8A6 to ( ; $ Totall" thisone is Awesome i Pust tested some maPor games like ;TA I whi h ran smoothl" with 6edium;raphi s 3on?g$peratin* Syste+:

The laptop is preinstalled with Windows 7 Pro ;C so i Pustdeleted it$ Bant to delete "ours 3li k here$ &ow windows This thing has a Windows 7 Prowhich is frea in* aweso+e and the best part it is original so "ou an get free anti'irusfrom 6i rosoft and more updates and as it is ultimate all softwares are supported people whothink W ;D WS =P S >'S don?t wor in Windows 7 are wron* Bindows G /2 bit nowsupports 90 Q of Bin C, softs so go get used to Bin G and "ou will lo'e it$


5/5

attery::as a brilliant batter" that lasts 3 $rs $ Its a F ell +tandard Li=Ion batter" with ((00 mhawhi h is lower than that of leno'oOs (G Bhr but uses less power than leno'o so oth batteriesare e1ui'alent$Wei*ht:Beight is not a matter if "ou dont tra'el with "our Laptop or if "ou dont use it on "our lap butsome olleges ask students to bring the Laptop to ollege e'er"da" so weight does matters$

Leno'o weighs about 2$H Mg and :3L weighs Pust 2$F Mg but still 200 * does not +a e any+a)or di@erence"Speakers+peakers are not loud enough but its better than nothing$ There is a software to boostAudio b" a lot to download that soft li k here$ or "ou ould Pust use a :eadphone orEarphone

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