Luna
®
G3 APAP / Luna
®
G3 CPAP User Manual
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Fig. 15-1
(2) The Cellular Module starts searching for signals in a few seconds. Once a signal is
found, the module will automatically connect to it, and a signal icon will appear in
the status bar at the top of the device screen.
There are four different signal icons, as listed in Table 2:
Table 2 Description of Signal Icons
Note:
(1) When the signal is weak, data transmission may become slow and even stop.
(2) The Cellular Module will keep searching for GPRS signals until one is found.
If the signal is strong, the signal icon appears in the Main Screen, as shown in Fig.
15-2 (the signal icons of different strength appear in a similar way).
Fig. 15-2
The device screen will not show the signal if the Cellular Module is connected to the
device improperly or if the Module is not working properly.
WARNING!
• To ensure successful data transmission through the Cellular Module, computers,
televisions, radios or similar devices should not be placed near the Cellular Module.