Asus ZENFONE T500 Manuale di servizio - Pagina 25

Sfoglia online o scarica il pdf Manuale di servizio per Telefono cellulare Asus ZENFONE T500. Asus ZENFONE T500 31. Mobile phone tools
Anche per Asus ZENFONE T500: Manuale di installazione (8 pagine)

Asus ZENFONE T500 Manuale di servizio
ASUS T500

18. FM failure

Solution:
1
Replace the earphone and test again FM function
2
Check if the earphone socket has soldering deviation, high floating or is damaged
3
Replace there is any component and its soldering is damaged on the earphone antenna circuit
4
Measure if U3302 FM/GPS/WIFI IC voltage is normal
5
Add soldering or replace 19.2M crystal oscillator
6
Replace earphone socket, and test again
7
Add soldering or replace U3302, and test again.
MB Service Manual
25