Zte AC570 User Manual page 40

2．You are in the place
where no CDMA
network covered , such
as underground parking
lot, tunnel etc.
When the USB 1. You have not installed
modem has been the USB modem
plugged in, computer properly.
cannot find the visual
disc of the USB
modem.
2. The modem isn't
inserted well.
3. The UIM card isn't
inserted well, such as
inserted in reverse.
Message sent failed. 1. The SMS center
number isn't correct.
2. The network is busy
and other reasons.
Date connection
failed. place where no CDMA
network covered， such
as underground parking
lot, tunnel etc.
2. Move to the place that
has good signal.
1. Run the installation
program first, then insert
the modem. If you use
the WinXP operating
system, install the
drivers according to the
Windows indication
information to operate.
2. Restart the computer,
or insert the modem
again.
3.Insert the UIM card
correctly again.
1. Consulting with the
service provider,
configure the right
number.
2. Try later.
1. You are in the 1. Move to the place that
has good signal.
40