Lenovo A516 Manuale di servizio - Pagina 16

Sfoglia online o scarica il pdf Manuale di servizio per Telefono cellulare Lenovo A516. Lenovo A516 40.
Anche per Lenovo A516: Manuale di avvio rapido (6 pagine), Manuale d'uso (35 pagine), Importanti informazioni sul prodotto Manuale (20 pagine)

Repair Manual of Lenovo A516 Mobile Phone

3.3.2

No ring

Replace Speaker and recheck whether it is

normal?

Check to see whether the SPK contact

shrapnel is normal?

Replace main FPC and check whether it is OK .

Check whether main FPC connector is welded

well

Use earphone to test whether there is sound; if

there is sound from earphone, there is audio

signal to input. Check whether U2 module

device is of cold solder joint; recheck whether it

is ok after re-welding,

Check to see whether the main chip U1301 is

damaged. Replace it if damaged.

No ring