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acer aspire 5742ZG HELP

jepoy

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mga sir help nman po sa gawa ko acer aspire 5742ZG history nag ooverheat open ko po unit clean fan pag sara ko po sa unit ayaw na mag on ang unit :(:(:( change po ako charger no luck ayaw pdin po mag on pero bago ko binuksan gumagana nman po ang unit patulong na man po mga master sa loptop po dyan tnxs. in advace po.....
 
sir may pic k b ng board? baka may maitulong po tayo....

ayaw mag on?

sir..

1. check mo voltage ng charger? (18-19v)

2. check mo charging pin

3. check mo switch at flex ng switchmay power indicator ang laptop

4. check lcd flex/cable...

5. check memory (linis pag may time) baka di naka align...

PICTURE NG BOARD SIR PRA MASILIP NATING MABUTI AT PAKI COMPLETE NG DETAILS... kung may power pero ayaw mag on... or wlang power at di nag oon... salamat sir...:)>-
 
sir na try ko na tanggalin lahat memory ram flex pti heat sink ng processor at fun nka tanggal na po connection pag charge wla lights or led ok nman charger 2 pcs. charger na ginamit ko wla pdin po as in dead po tlaga sya
 
sir tanggalin mo processor, memory, wifi, hdd... strip mo lahat as in board lang ang tira, PATI CMOS BATTERY,

1. sir p check kong may short ang board, pag ala...

2. saksak mo charger, kuhanan mo ng voltage sa may charging port mismo, pag meron 19v, check mo ung nasa pic may circle. (yung PU17 kelangan may 19v(input) at output n 3.3v at 5v)
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3. kung meron nmang short, check mo lahat ng PL at PR schematic....

4. POST REPLY MUNA PRA MALAMAN NATIN
 
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