ZTE Corporation MF645 Manual Do Utilizador
8
Systems supported
Supports most types of laptop and desktop PC.
Operating systems
Windows XP, Vista, MAC OS
Functions
SMS service, Data service, Applications
management, Data concurrent, watch TV，support
MicroSD card, etc.
Digital TV protocol
DVB-H/DVB-T
Network Standards
HSUPA/HSDPA/UMTS/EDGE/GPRS/GSM
Frequency band
HSUPA/HSDPA/UMTS: 2100/1900/850MHz
GSM/GPRS/EDGE: 1900/1800/900/850MHz
Transmission
HSUPA: 2.0Mbps UL
HSDPA: 7.2Mbps DL
Temperature
Storage: -20°C ~ +60°C
Operation: -10°C ~ +55°C
Dimension 93mm*28.8mm*12.9mm
MicroSD Capability
Support up to 8 G MicroSD
1.7 LED indications
In the USB Modem there is a multi-colour-LED (light), which shows the status of
the modem, using different colours and flash-signalling. In this table below an
explanation is given of all different situations:
LED indication
USB Modem working status
Red(normal)
Not connected to the network.
Green(normal)
GPRS in use.
Green(flash)
Connected to the GPRS network.
Blue(normal) UMTS
in
use.