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TM
Bluetooth
Data Communication
Bluetooth
TM
Terminals.
With Bluetooth
meters (9
'10
them.
Important !
Observe the following precautions to help ensure that data communication is
successful.
• Make sure the Bluetooth
each other. Surroundings (obstacles) may require a shorter distance between the
two devices.
• Make sure there is at least two meters (6
devices any electrical appliance, audio-visual equipment, office equipment,
digital cordless telephones, facsimile machines, etc. Particular care is required in
the case of a microwave oven. Allow at least three meters between the
communicating devices and a microwave oven. Turning on such a device when it
is nearby can interfere with proper data communication or cause interference
with TV and radio reception. Images produced by certain UHF and broadcast
satellite channels may become blurry.
• Normal data communication may not be possible in an area near a broadcast
transmitter or wireless transmitter. If this happens, move to a different location.
Normal data communication may not be possible in areas exposed to strong
radio waves.
• Wireless LAN Radio Interference
Because Bluetooth
radio interference can occur if there is a wireless LAN device nearby. This can
result in lower data communication speeds, or even make it impossible to
establish a connection. If this happens, try the following countermeasures.
• Move at least 10 meters (32
• If you cannot move at least 10 meters away, turn off the Handheld Terminal or the
wireless LAN device.
• Remove the wireless LAN card from the Handheld Terminal.
E-30
protocol can also be used to transfer data between two Handheld
TM
the two Handheld Terminals should be located within about three
⁄
3
) from each other, as long as there is nothing blocking the path between
"
8
TM
TM
and wireless LANs use the same frequency band (2.4GHz),
devices are located within three meters (9
) between the communicating
' 7"
⁄
3
'10
"
) away from the wireless LAN device.
4
⁄ ⁄ ⁄ ⁄ ⁄
3 3 3 3 3
) of
'10
"
8 8 8 8 8
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