Caltta PM790, Maintenance Manual

Page: 10 / 43

All rights reserved. No spreading abroad without permission of Caltta.
PM790 Radio Maintenance Manual
10
3 Software Upgrade
3.1Before Upgrade
1. Get the one-click upgrade software for the target version.
2. Prepare the mobile radio to upgrade.
3. Prepare the data cable (Type: AP200). Connect its USB port to your computer USB port,
connect the other side to your radio accessory interface port and fasten it.
AP200 Data Cable:
3.2Upgrade Procedure
1. Install the upgrade software package
1) Click to open the upgrade software, choose the language according to your requirement (Cn for
Chines, En for English);
2) Double click setup.exe in the chosen language folder;
3) Click Next in the below interface;