RoyalTek ns-4102 用户手册

Mobile phone connection

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Call Out (Hands – free Calling)

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Contacts (Import phonebooks)

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Chapter 6 Troubleshooting and Maintenance

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General troubleshooting

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6.1.1 If your device does not respond, do a “hard reset.” ..........................40

6.1.2 Users can also perform a “system reset.” .........................................40

6.1.3 Screen responds slowly ....................................................................40

6.1.4 Inaccurate response to tap on touch screen.......................................40

6.1.5 Connection Problems with PC. ........................................................40

6.1.6 No GPS connection ..........................................................................40

6.1.7 No sound coming from the device....................................................41

6.1.8 Cannot see photos.............................................................................41

6.1.9 Take longer than normal time to get a GPS fix. ...............................41

Factory reset does mean a GPS reset............................................41

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6.2.1 Storage precautions ..........................................................................42

6.2.2 Accessories and repair precautions ..................................................42

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