ZTE Corporation ZTEC90 Manuale Utente

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C90 User manual 
16 
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The radio wave exposure guidelines employ a unit of measurement known as the 
Specific Absorption Rate, or SAR. Tests for SAR are conducted using a standardized 
method with the phone transmitting at its highest certified power level in all used 
frequency bands. 
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While there may be differences between the SAR levels of various ZTE phone models, 
they are all designed to meet the relevant guidelines for exposure to radio waves. 
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The SAR limit recommended is 1.6 W/kg averaged over one (1) gram of tissue.  The 
highest SAR value for this model phone tested for use at the head is 0.869 W/kg (1g) 
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The highest SAR value for this model phone tested for use at the body is 0.469 W/kg (1g) 
SAR compliance for body-worn operations is restricted to belt-clips, holsters, or similar 
accessories that have no metallic component in the assembly and which provide at least 
1.5 cm separation between the device, including its antenna, and the user’s body. 
Emergency Services 
To make an emergency call in any country: 
1. 
Ensure your handset is ON and in service. 
2. 
Press the End Key as many times as needed to clear the display and ready the device for 
calls. 
3. 
Enter a local emergency number, i.e., 911. 
4. 
Press the Send Key to dial the number.  Follow instructions received and do not end the 
call until told to do so. 
Note: Tell the operator which service you require: Police, Ambulance, Fire Engine, 
Coastguard or Mountain Rescue Service.  Give your position, and if possible, remain 
stationary and maintain contact.  Due to the nature of the cellular system, the connection of