Whistler TRX2 Quick Start Guide
![Whistler TRX2 Radio Scanner manual cover](/images/9f9c3731421651e5b79e7cb7/thumbs/thumb175x175.webp)
To update the firmware, download the latest firmware from the Whistler website, connect your TRX2 to your computer via USB, and use the EZ Scan software to upload the firmware to the scanner.
Ensure that the antenna is properly connected and positioned. Check that the scanner is not in a locked or muted state, and verify that you have programmed the correct frequencies and modes for your area.
To reset the TRX2 to factory settings, turn off the scanner, hold down the "0", "1", and "ENT" keys while turning it back on, and follow the on-screen instructions to complete the reset process.
Use the EZ Scan software to import local frequency databases directly from the RadioReference.com website, or manually enter frequencies using the scanner's keypad.
Yes, the TRX2 can record audio. Recordings are saved on the microSD card. Access them by connecting the scanner to a computer or by using a card reader to view files on your PC.
Improving reception can be done by using an external antenna, ensuring the antenna is properly connected, and placing the scanner in a higher location or near a window.
Try removing and reinserting the SD card, format the card using the EZ Scan software, or replace the card if the error persists. Ensure the card is properly seated in the slot.
Scan lists can be set up using the EZ Scan software where you can organize frequencies into different lists. Assign them by selecting the desired frequencies and adding them to the intended scan list.
Check the power connection and ensure the power adapter is working. If using batteries, verify they are charged and correctly installed. Inspect the power button for any physical damage.
Press the "Menu" button on the TRX2 to access the settings. Use the navigation keys to scroll through the menu options and press "Select" to modify settings.