DCU Tecnologic 34159000 User Manual page 30

10. NETWORK CONNECTION ISSUES 10. NETWORK CONNECTION ISSUES
If the SmartWatch fails to connect to the network, the APP will display a If the SmartWatch fails to connect to the network, the APP will display a
warning message. Please check: warning message. Please check:
• Check if your SIM card is compatible with the GSM network. Supported • Check if your SIM card is compatible with the GSM network. Supported
frequency band: GSM800 / 850/900/1800/1900 frequency band: GSM800 / 850/900/1800/1900
• Check if you have inserted the SIM card correctly. The chip must be • Check if you have inserted the SIM card correctly. The chip must be
positioned facing to the screen. positioned facing to the screen.
• Check if your SIM card has GPRS data service. • Check if your SIM card has GPRS data service.
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