Zapp Z020 User Manual page 47

Q: After the installation of the program, the program does not run and displays
following message
A: This means that USB modem and the compute are not connected properly. Please double check
whether USB modem is connected properly to the computer.
Q: During the running of the program, an error message appears and the program halts.
A: The actual connection of USB modem and computer has been disconnected. Please check whether
the cable is dismounted, cable is disconnected or USB modem power has been turned off. Then try to
reconnect the modem.
Q: Cannot make a call
A: Voice call service is not available with the Z020 modem in Zapp network
Q: The program has ended but the USB modem power is turned off.
A: The power of USB modem is not controlled by the program. The point USB modem turns on
automatically is when USB cable is connected to the PC/Notebook. In order to turn off the modem,
press ON/OFF button for at least 5 seconds.
Q: I tried to turn-on the modem by pressing ON/OFF button but unsuccessful.
A: Please dismount the battery and disconnect the USB cable, then remount the battery and connect
the USB cable. If the power is still not on, please contact A/S center for further information.
Zapp – The Next Generation Network
(User Manual)
Z020 – EVDO Modem
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