Lenovo VIBE X2 Servicehandleiding - Pagina 14

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1. Main Board Top View
2. Charging Anomaly

3.4 Calling receiver sound has poor quality

Calling

quality in receiver

Measure the receiver's

resistance, is the value

32ohm?

Check 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 bead.

Whether these parts are SMT

good? The phone is work good

after heating these parts?

Replace the U1301

sound

poor

Replace the

receiver.