9 HOW TO UPDATE FIRMWARE
TH-D72A/E CONTENTS 77
You can view the firmware version by the procedure below. Use one of the following two ways of
verifying.
1. Press 2 [TNC] on TH-D72A/E to display “APRSxx”.
2. Turn the power OFF.
3. Hold #[ENT] down and turn the power ON.
4. Verify the following is displayed.
• Number on the first row of the display: Indicates the firmware version of the transceiver.
• Number on the second row of the display: Indicates the firmware version of the Built-in TNC.
Figure 9-1 Verifying Firmware Versions
1. Press 2 [TNC] on TH-D72A/E to display “APRSxx”.
2. Turn the power OFF. Connect the communication cable to the transceiver itself.
3. Turn the power of the transceiver ON.
4. Start MCP-4A and select “Transceiver Information” from the Model pulldown menu.
Figure 9-2 Verifying Firmware Versions
9.3 How to Verify Firmware Version
9.3.1 Checking with the Transceiver
9.3.2 Checking with MCP-4A
