dell laptop not start with cmos

chandra · Post by **chandra** » Wed Sep 07, 2016 11:20 am

Dear All i have dell vastro 1550 laptop when i put a cmos battery than laptop not start (on) but remove than start plz help how to slove problem

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javed · Post by **javed** » Thu Sep 08, 2016 5:26 am

check rtc section components and shorting also....

Post by **ganeshcell** » Thu Sep 08, 2016 9:04 am

i think its not the problem of rtc section.some dell laptops power on when cmos battery is dead or not present.plz check power switch 3.3v supply.follow the track.check if ur laptop shutdown when pressing power switch

Am0rPHiA · Post by **Am0rPHiA** » Tue Sep 20, 2016 5:44 pm

put a good 3.3v battery

Post by **Domas** » Tue Sep 20, 2016 8:58 pm

Rtc section

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Post by **Arun.shspl** » Wed Sep 21, 2016 6:25 am

in dell laptop charging ic power ok out put 3 Volts supply is rtc supply please check this line/bus . or directly change charging ic

Post by **arunbharti** » Wed Sep 21, 2016 7:42 pm

Check pwrbtn 3.3 voltage in power button if not come then give pwrbtn voltage to power button from io

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chandra · Post by **chandra** » Sat Sep 24, 2016 11:53 am

thnx all my respected sir

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dell laptop not start with cmos

dell laptop not start with cmos

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