Crystal Oscillator (VCO)
26 MHz Crystal Oscillator: Network सेक्शन PFO के पास लगी होती है इसे VCO ( Voltage Control Oscillator ). यह cpu IC को फ्रीक्वेंसी देना का काम भी करती है
Crystal It is also called Network Crystal. It is made up of metal.
Work: It creates frequency during outgoing calls.
Faults: If this crystal is faulty then there will be no outgoing call and no network in the mobile phone.
