•
Weak signal? See: Weak signal or
no signal.
•
Check if battery if battery is low.
Charge the battery or change the
battery.
•
Use the up volume key to adjust
the microphone volume during a
call.
Can’t make a call:
•
Check if you enter the correct
number and press
green key
.
•
Check if you set call barring, if
yes, please cancel it.
•
Check if the SIM card is
registered in the network.
•
If your SIM card is a prepaid card,
please make sure there is enough
money on the card.
Can’t receive calls:
Summary of Contents for CS900
Page 1: ...CS 900 Mobile ...
Page 16: ...Information 90 Liability Disclaimer 90 Contact Information 92 Your Phone ...
Page 30: ...Headset Connector Plug in headset accessory for headset use 3 5mm Audio Jack ...
Page 118: ...Thank you for purchasing the CPR CS900 Mobile ...
Page 119: ...From the CPR Team ...