TR7 GNSS System User Manual
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Figure 2-5 Nano SIM slot
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1- Five-pin interface 2-Network/Radio antenna interface 3-Rubber buer
4-USB socket and plug 5-Power light & button
6-Battery slot cover 7-Nano SIM slot
- USB socket: connect the host with external devices, to upgrade rmware and download static data. It supports
OTG.
- Five-pin interface: for external data linking and external power supply.
- Battery compartment cover: dustproof and waterproof. It should be closed when working.
- Nano SIM card slot: install available Nano SIM card when using network
- Rubber plug: for proof against dust and water
Notice: 1. Please cover the rubber plug to protect from dust and water when you don’t use the ve-
pin socket and USB interface.
2. When the speaker is ooded, the sound may be silent or hoarse, but it will return to normal after
drying.