Zte MF275R User Manual page 9

Wi-Fi
Green blinking Roaming (LTE network)
Network
Yellow blinking Roaming (4G network)
Signal
Strength
Green steady
Blinking
Off
Green steady
Yellow steady
Red steady
Green steady
Yellow steady Weak signal
Red steady
Wi-Fi on
Active data connection or
FOTA
Wi-Fi off
Connected to the LTE
network
Connected to the 4G
network
No service, limited service,
searching for network,
no SIM Card or other
abnormal status
Strong signal
No service, limited service,
or searching for signal
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