Lenovo VIBE X2 Servicehandleiding - Pagina 21

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1. Main Board Top View
2. Charging Anomaly

3.10 Calling receiver has no sound

Measure the resistance of

receiver, is the value 32ohm?

Check whether the contact is good

between receiver spring and contact

point. Re assemble the receiver and

whether the phone work is good.

Checks the SMT quality of these

BEAD, Whether these parts are

SMT good? The phone is work

good after heating these parts?

Calling

receiver

has no sound

Replace the codec IC

Replace the

receiver.