Hardware nintedo switch dont charge but turn on

[andres1234]

hi, i have nintendo switch and dont charge but if i place a charged battery is turn on but in random time she shut down alone... only in repose mode.. i play donkey kong for 20 minutes and work fine.
no charge with power on or power off, i changed m92t36 two times and same error, i changed bq and problem still , check fuse and are fine....
port usb are changed but problem still .......
i have limited inglish, sorry guys ...........

 

[Pintglass]

hi, i have nintendo switch and dont charge but if i place a charged battery is turn on but in random time she shut down alone... only in repose mode.. i play donkey kong for 20 minutes and work fine.
no charge with power on or power off, i changed m92t36 two times and same error, i changed bq and problem still , check fuse and are fine....
port usb are changed but problem still .......
i have limited inglish, sorry guys ...........

What voltage do you have on pin 1 of Bq24193 with the charger plugged in,

 

[andres1234]

What voltage do you have on pin 1 of Bq24193 with the charger plugged in,

pin i 1 bq where is

 

[Agilato]

In QFN (Quad Flat No-leads Package) pins are numbered anti-clockwise around the IC (chip) starting near the notch or dot.

 

[andres1234]

hi, i test this and i have result
fuse and diode have 5.25 volts
i changed bq previusly ....
in red area only have 0.01v or 0.038 v

 

[Pintglass]

hi, i test this and i have result
fuse and diode have 5.25 volts
i changed bq previusly ....
in red area only have 0.01v or 0.038 v

There's a lot of points in the red area, what do you get on pin 1 of Bq24193 with the charger plugged in and battery connected.

Can you post a better image

 

[andres1234]

There's a lot of points in the red area, what do you get on pin 1 of Bq24193 with the charger plugged in and battery connected.

pin 1 have 0.01 volts and down 0.00v

 

[Pintglass]

What do you get on pin 9 and 28 of M92T36

 

[andres1234]

What do you get on pin 9 and 28 of M92T36

pin 9 5.25 v pin 28 0.01
i change mt92 previusly 2 times. and dont have short in capacitors or similars... i buy this ic from aliexpres.. maybe can be bad from factory ?

 

[Pintglass]

What voltage do you get on Pin's 21 & 22 of M92T36

Take the best image you can of M92T36 and post it

 

[andres1234]

pin 21 0.023 pin 22 0.023 volt

 

[Pintglass]

Can you not post a higher res image its hard to see when zooming in

 

[andres1234]

omg i have short beetwen diodes. fix the short, battery coming charge but mt92 set in fire XD , well i will replace m92 again and try.

 

[Pintglass]

omg i have short beetwen diodes. fix the short, battery coming charge but mt92 set in fire XD , well i will replace m92 again and try.

I think you referring to capacitors not diodes
Its hard to see from your images but your soldering on the M92T36 didn't look good