Memory card problem - no memory card detected LCD display problem - no display, blue display, white screen display. Local mode / test mode problem - showing only test mode or local display. Dead Set problem - unable to power up the device Buzzer / ringer problem - no ringtone audio sound can be heard Charging problem - shows no charging response when charger is plug-in, fake charging, it shows charger not supported Hang/ restart problem - hang or frozen on nokia logo only, often restarted. Insert SIM card problem - unable to detect sim card when inserted, shows Insert simcard on display. Keypad problem - keys not working, keypad malfunction, the keys stop responding. Network Signal problem - No network signal, low signal, unable to send and receive call and text message. Download: