Versione corrente di: Chulsunpark

Titolo:

Ipad Air wont charging and turn on

Testo:

Charger connected when not show any screen, not  reponse

I checked  rails

PP3V0_S2R_TRISTAR : 0v

PP1V8_S2R_TRISTAR : 0v

PPVBUS_PROT : 4.4v

Ppvbus e75 usb conn : 4.4v

Help me  please

Sorry  I cannot speak english well

=== Update (03/07/2017) ===

[image|1042037]

[image|1042036]

[image|1042034]

[image|1042035]

[image|1042027]

[image|1042038]

[image|1042028]

I checked VCC MAIN

VCC MAIN :  ALL 5.2V, NOT SHORT

and  PP3V0_S2R_TRISTAR , PP1V8_S2R_TRISTAR  line

[image|1042037]

checked

but all capacitor not short, volatage is 0

upload several pictures,

check please

Dispositivo:

iPad Air

Stato:

open

Risposta Accettata:

Modifica di: Chulsunpark

Titolo:

Ipad Air wont charging and turn on

Testo:

Dispositivo:

iPad Air

Stato:

open

Post originale di: Chulsunpark

Titolo:

Ipad Air wont charging and turn on

Testo:

Charger connected when not show any screen, not  reponse

I checked  rails

PP3V0_S2R_TRISTAR : 0v

PP1V8_S2R_TRISTAR : 0v

PPVBUS_PROT : 4.4v

Ppvbus e75 usb conn : 4.4v

Help me  please

Sorry  I cannot speak english well

Dispositivo:

iPad Air

Stato:

open