Hytera DMR - Functions and Operations; Home Screen and Scan; Talk Around Function

Instruction on RD96X Upgrade Firmware Upgrade Guide
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4. Instruction on RD96X Upgrade
4.1 Requirement
z The function keys of the repeater must have been assigned with dedicated functions before upgrade.
z The PC47 programming cable as shown below must be prepared.
If PC47 is not available, you can use a palm microphone, the microphone hanger and the
PC37 programming cable as shown below.