PD35X/PD36X Upgrade Guide
2. PD35X/PD36X Upgrade Guide
2.1 Upgrade Procedure
2.1.1
Starting Upgrade
Step 1 Turn off the radio.
Step 2 Connect the radio to the computer using the programming cable.
Step 3 Hold down the SK1 key to power up the radio. Wait for 3-5 seconds and the radio will enter
download mode.
Step 4 Select an appropriate port from COM Port.
Step 5 Click the “Upgrade” button to start upgrade. The prompt “Click "Upgrade" button to start...”
above the progress bar will be changed to “Updating, please wait...”.
The progress bar will display the progress after about five seconds. The prompt “All upgrade
completed successfully!” will appear upon successful downloading.
Step 6 Check the firmware version after upgrade and the upgrade is completed.
2.1.2 After-upgrade Check
The firmware version of the radio will be R2.05after successful upgrade. You can check whether the
upgrade is successful through the following method:
Step 1 Turn on the radio.
Step 2 Press the Menu key in the home screen to enter the “main menu” interface.
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