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When I download a schedule, message No Reply from Transmitter

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Model: Wireless Data Receiver

Symptoms

  • When attempting to download schedule, receive message No Reply from Transmitter.

Cause

This may be due to its connections, power, or module placement.

Analyze

  1. If the scheduling computer does not have a serial port, you will need to use a USB to Serial Adapter with FTDI Chip Set and Downloading Cable with Male/Female RS 232 DB9 connectors to establish a connection between your computer and the Transmitter.

  2. Verify the cables are properly connected between the Server Module to your computer and the Client Module to the Transmitter.

  3. Verify there is power to both modules and Transmitter. Both modules have a green power light that is illuminated when powered on.

  4. Verify the link between the modules. If the red link light. If link light(s) is not lit, you may need to move the modules closer together.

  5. Complete the steps in Wireless Data Transceiver: Test link between server and client modules.

  6. For additional details, review Wireless Data Transceiver: FAQ.

Note

Transceivers are purchased as a set. They will not link if they have been mixed with another set.

Solution

  1. Verify connections, power, and modules links.

  2. Test link.

  3. Refer to FAQs.

  4. If the issue cannot be resolved, additional troubleshooting may be required.