Baofeng Dm1702 Firmware Update -

Baofeng DM-1702 Go to product viewer dialog for this item. (also known as the DM-X) is a Tier I & II DMR radio that requires specific software versions depending on its internal hardware generation . Because flashing the wrong firmware can easily brick this device, it is critical to identify your current version before proceeding . Step 1: Identify Your Firmware Version

If the tool says "Device not found" after 10 seconds, disconnect, power off, and try the key combination again. baofeng dm1702 firmware update

Take your time, read the instructions twice, and you will be rewarded with a more stable, more capable, and more enjoyable DMR experience. Your DM1702 has hidden potential; a firmware update is the key to unlocking it. Baofeng DM-1702 Go to product viewer dialog for this item

Phase 4: Programming the Codeplug

After flashing new firmware, the memory is usually wiped. You must program your frequencies. Version 1 (Early model): Uses a different CPU

• Version 1 (Early model): Uses a different CPU and memory mapping. Flashing Version 2 firmware onto a Version 1 radio will brick it.
• Version 2 (Current model): Features the "STM32" chipset, which is compatible with both Baofeng’s latest stock updates and OpenGD77.

Updating the bootloader is riskier than updating the main firmware. If the bootloader corrupts, the radio cannot enter DFU mode, and you must have an external ST-Link programmer. Stick to updating only the firmware.bin or .sgl file.

Step-by-step (typical pattern)

1. Install USB-serial drivers.
2. Install the radio CPS and firmware updater tools.
3. Backup/export your codeplug.
4. Put radio into update/bootloader mode (power on with a key combo or press a physical button per instructions).
5. Connect via USB and confirm the PC sees the device (COM port).
6. Launch updater, select matching firmware file, and start flashing.
7. Wait until the tool reports success; do NOT disconnect power.
8. Reboot radio, restore settings from backup if needed, and verify operation on analog and DMR channels.

Version 2 (Firmware v02.xx.xxx): Uses standard MD CPS software. 2. Software Requirements

Step 6: Verify The tool will say "Success." Power cycle the radio (turn off, remove the cable, turn back on). Check the firmware version in the menu: Menu -> Radio Info -> Firmware Version.