Maxcom MM820 Plus User Manual

Failure to connect to network
SIM card invalid
Contact the network operator.
No coverage of GSM service
Contact the network operator.
Signal too weak
See Weak signal below.
Weak signal
Too far from base station
Try again from another location.
Network congestion
Try calling at a later time.
Echo or noise
Regional problem from bad network
relay
Hang up and redial. This may
switch to another network relay
Failure to add a contact
Phonebook memory full
Deletecontactstofreeupmemory
Failure to set a function
Function not supported or subscribed
from network
Contact thenetworkoperator
Care and maintenance
Your unit is a technically advanced product and should be treated with the greatest
care. Negligence may void the warranty
• Protect the unit from moisture . Rain/snowfall, moisture and all types of
liquid can contain substances that corrode the electronic circuits. If the unit gets
wet, you should remove the battery and allow the unit to dry completely before
you replace it.
• Do not use or keep the unit in dusty, dirty environments . The unit’s moving
parts and electronic components can be damaged.
• Do not keep the unit in warm places . High temperatures can reduce the
lifespan for electronic equipment, damage batteries and distort or melt certain
plastics.
• Do not keep the unit in cold places . When the unit warms up to normal
temperature, condensation can form on the inside which can damage the
electronic circuits.
• Do not try to open the unit in any other way than that which is indicated
here .

Maxcom MM820 Plus Specifications

General

Brand	Maxcom
Model	MM820 Plus
Category	Cell Phone
Language	English