Hi-Target iRTK5 - Page 56

iRTK5 Smart GNSS System User Manual
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Figure 5-4-4 Dis-assembly of the battery
2. Installation and dis-assembly of the battery cover
Installation:
Step1: insert the two raised tabs of the battery cover into the corresponding slots.
Figure 5-4-5 Battery cover
Step2: press the battery cover tightly, press the black button.
SIM card location