Lenovo S930 Service-Handbuch - Seite 30
Blättern Sie online oder laden Sie pdf Service-Handbuch für Mobiltelefon Lenovo S930 herunter. Lenovo S930 33 Seiten.
Auch für Lenovo S930: Schnellstart-Handbuch (6 seiten), Wichtige Produktinformation Handbuch (20 seiten)
Seite drucken
LENOVO S930 Cellphone Service Manual
4.5 WiFi test
Problem: Can't find WiFi
Reason: WiFi/BT/GPS/FM four-in-one chip (U2301) and its surrounding circuits have soldering
problems.
Troubleshooting:
Do U2301, U2302 have dry joint problems?
4.6 Use of Bluetooth
Problem: Can't find Bluetooth.
Reason: WiFi/BT/GPS/FM four-in-one chip and its surrounding circuits have soldering problems.
Troubleshooting:
Does MT6627(U2301) have a dry
joint problem?
Does U2302 have a dry joint problem?
Replace main chip MT6627(U2301).
Can't find WiFi.
Does MT6627(U2301) have a dry
joint problem?
N
N
Replace main chip MT6627(U2301).
Can't find BT.
N
N
Y
Re-solder.
Y
Re-solder.
Y
Re-solder.
Y
Re-solder.
Page 30