day31amb6c0 no 3.3V

[nassih]

Re: day31amb6c0 no 3.3V

i don't now what's happening with this motherboard its coming from another shop
the part number of PU11 is MT4
nj still was replaced befor

[SMDFlea]

Re: day31amb6c0 no 3.3V

i don't now what's happening with this motherboard its coming from another shop
the part number of PU11 is MT4
nj still was replaced befor

Post good clear pictures of PU11 and 12 if you can,so that the part numbers can be clearly read .

[nassih]

Re: day31amb6c0 no 3.3V

Why would you have 5V on PL21 it should be 3.3V .Check the part number on PU11 ,it should be SY8208B ,not C

ok.maybe this is the origin of this problem

[nassih]

Re: day31amb6c0 no 3.3V

i cant its very small but its marking MT4NJ

[nassih]

Re: day31amb6c0 no 3.3V

[nassih]

Re: day31amb6c0 no 3.3V

thanks sir for reply

[SMDFlea]

Re: day31amb6c0 no 3.3V

i cant its very small but its marking MT4NJ

ok that marking code is a silergy SY8208CQNC
(MTXYZ MT=Part number X=year, Y=week, Z= lot number)

What is the part number on PU12

[nassih]

Re: day31amb6c0 no 3.3V

ok sir i'm not at the store i will post it after.tanks

[nassih]

Re: day31amb6c0 no 3.3V

pleas sir if you can share smd cod list i have some smd like PU11 with deferent code

[nassih]

Re: day31amb6c0 no 3.3V

all the ICs i have in my workshop begin with MTxxx code

[nassih]

Re: day31amb6c0 no 3.3V

HI SMDFlea i hope all is fin
i have ordered SY8208B 3.3 regulator, now 3.3v on coil pl21 is coming when i press power button but it shut down immediately,bios chip is 3.3v and all the coil have voltage.
pls help