8 - 6 TC75x User Guide for Android Version 6.0.1
During data
communication over
WAN, no data
transmitted, or
transmitted data was
incomplete.
You are in an area of
poor cellular service.
Move into an area that has better service.
APN is not set up
correctly.
See system administrator for APN setup information.
SIM card not installed
properly.
Remove and re-install the SIM card.
Data plan not activated. Contact your service provider and ensure that your data
plan is enable.
During data
communication over
Bluetooth, no data
transmitted, or
transmitted data was
incomplete.
Bluetooth radio is not on. Turn on the Bluetooth radio.
You moved out of range
of another Bluetooth
device.
Move within 10 meters (32.8 feet) of the other device.
No sound. Volume setting is low or
turned off.
Adjust the volume.
TC70x/TC75x shuts
off.
TC70x/TC75x is inactive. The display turns off after a period of inactivity. Set this
period to 15 seconds, 30 seconds, 1, 2, 5, 10 or 30 minutes.
Battery is depleted. Replace the battery.
Tapping the window
buttons or icons does
not activate the
corresponding
feature.
The device is not
responding.
Reset the device.
A message appears
stating that the
TC70x/TC75x
memory is full.
Too many files stored on
the TC70x/TC75x.
Delete unused memos and records. If necessary, save
these records on the host computer (or use an SD card for
additional memory).
Too many applications
installed on the TC75x.
Remove user-installed applications on the TC70x/TC75x to
recover memory. Select > Apps > Downloaded.
Select the unused program and tap Remove.
Table 8-1 Troubleshooting the TC70x/TC75x (Continued)
Problem Cause Solution
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Weight and Dimensions
