QMobile Q7 User Manual page 79

SIM failed
Poor signals
1. The SIM card is dirty.
Clean it.
2. Reinstall
card.
3. The
damaged. Replace it.
Check the signal strength
icon on the screen. If the
icon contains 4 bars, it
indicates the signal is the
strongest; if below 1 bars, it
indicates the signal is very
poor.
79
the SIM
SIM card is