Samsung SPH-M840MBAVMU User Manual
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Battery . . . . . . . . . . . . . . . . . . . . . . . .105
 
Application manager . . . . . . . . . . . . .105
 
Location services . . . . . . . . . . . . . . . .106
 
Lock screen . . . . . . . . . . . . . . . . . . . .107
 
Security . . . . . . . . . . . . . . . . . . . . . . .108
 
Language and input . . . . . . . . . . . . . .111
 
Back up and reset . . . . . . . . . . . . . . .116
 
Add account . . . . . . . . . . . . . . . . . . . .117
 
Accessory . . . . . . . . . . . . . . . . . . . . .117
 
Date and time . . . . . . . . . . . . . . . . . .118
 
Accessibility . . . . . . . . . . . . . . . . . . . .118
 
Developer options . . . . . . . . . . . . . . .121
 
Activate this Device . . . . . . . . . . . . . .124
 
System Update . . . . . . . . . . . . . . . . . .124
 
About device . . . . . . . . . . . . . . . . . . .125
 
Section 10: Health and Safety 
Information ....................................126
 
(RF) Signals . . . . . . . . . . . . . . . . . .126
Specific Absorption Rate (SAR)
Certification Information . . . . . . . . .130
FCC Part 15 Information to User . . . . .132
 
Commercial Mobile Alerting 
System (CMAS) . . . . . . . . . . . . . . . .132
Smart Practices While Driving . . . . . .133
 
Battery Use and Safety . . . . . . . . . . . .134
 
Samsung Mobile Products and 
Recycling . . . . . . . . . . . . . . . . . . . .135
Emergency Calls . . . . . . . . . . . . . . . . 138
 
Care and Maintenance . . . . . . . . . . . . 139
 
Responsible Listening . . . . . . . . . . . . 140
 
Operating Environment . . . . . . . . . . . 142
 
FCC Hearing Aid Compatibility (HAC) 
Regulations for Wireless Devices . . 143
Restricting Children's Access to
Your Mobile Device . . . . . . . . . . . . 145
FCC Notice and Cautions . . . . . . . . . . 145
 
Other Important Safety Information . . 146
 
Section 11: Warranty Information 148
Standard Limited Warranty . . . . . . . . 148
 
End User License Agreement 
for Software . . . . . . . . . . . . . . . . . . 152
Index .............................................. 160
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