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How To Clear Error E143 0 On Dstv?

Quick Summary

This blog post provides a comprehensive guide on how to clear the E143-0 error on DSTV. It covers troubleshooting steps such as checking signal quality, verifying diplexer settings, and testing heartbeat cables. Additional tips and tricks are also provided, along with frequently asked questions and information on contacting a DSTV technician for further assistance.


Welcome to Answerly, your go-to source for answers to common questions. In this blog post, we will be discussing how to clear the E143-0 error on DSTV. If you’ve encountered this error message on your decoder and are unsure of what steps to take next, don’t worry – we’re here to help!

DSTV is a popular satellite television service in South Africa that provides a wide range of channels and entertainment options. However, like any technology-based service, it can sometimes encounter errors or issues that need troubleshooting.

The E143-0 error typically occurs when there is no communication between the primary decoder and secondary decoders in multi-view installations or extra view setups. This could happen due to various reasons such as faulty cable connections or incorrect settings.

In the following sections, we will provide you with step-by-step instructions on how you can troubleshoot and resolve this issue yourself without having to call for technical assistance right away. So let’s dive into it!

Understanding the E143-0 Error on DSTV

The E143-0 error is a common issue that occurs on DSTV decoders. This error indicates a communication problem between the primary and secondary decoder or when the primary decoder fails to receive heartbeat signals from the secondary decoder.

When this error appears, it can disrupt your viewing experience as you may not be able to access certain channels or services. However, there are steps you can take to troubleshoot and clear this error.

Possible Causes of the E143-0 Error

In order to resolve the E143-0 error, it’s important to understand its possible causes. One of them could be poor signal quality coming into your home. If there are any issues with your satellite dish alignment or if there is interference blocking proper reception, it can lead to communication problems between decoders.

Another potential cause for this error could be incorrect diplexer settings. The diplexer allows both satellite signals and heartbeat signals (used for communication) through one cable connection in dual-view installations. If these settings aren’t properly configured, it can result in errors like E143-0.

Additionally, faulty connections related specifically to heartbeat cables might also trigger this particular fault code on your DSTV system.

By understanding what triggers an E143-0 DSTV error, we will have a better knowledge of how to fix such faults.

Troubleshooting Steps for Clearing Error E143-0

When encountering the E143-0 error on your DSTV, there are several troubleshooting steps you can take to clear the error and restore normal functionality. Follow these steps in order until the issue is resolved:

1. Checking Signal Quality:

– Press “Menu” on your remote control.

– Select “Advanced Options.”

– Choose “Dish Installation,” followed by “Signal Strength.”

– Check that all signal bars are green or at least above 50%. If not, adjust your satellite dish alignment or contact a professional installer.

2. Verifying Diplexer Settings:

The diplexer settings ensure proper communication between primary and secondary decoders. To verify them:

– Go to “Settings” on both decoders’ menus.

– Navigate to “System Setup,” then select “Installation.”

– Choose either Primary Decoder (for primary decoder) or Secondary Decoder (for secondary decoder).

– Confirm that each decoder’s LNB mode matches its respective setting (“Unicable II” for Explora models).

3. Checking Heartbeat Cable Connections:

The heartbeat cable connects the primary and secondary decoders together, allowing them to communicate effectively. Ensure it is properly connected as follows:

i) Disconnect both ends of the heartbeat cable from their respective ports

ii) Reconnect firmly ensuring they fit snugly into place without any loose connections.

4. Testing Heartbeat Cables for Faults:

If checking connections doesn’t resolve this problem, you may need further testing using another known working heartbeat cable.

5. Checking Cable Connections:

Ensure all other cables connecting various components such as HDMI, coaxial, etc., are securely plugged in with no visible damage.

6. Restarting Decoders:

Sometimes simply restarting both devices can help fix minor glitches causing errors like E143-0. To restart:

– Turn off both the primary and secondary decoders using their respective power buttons or by unplugging them from the power source.

– Wait for about 10 seconds before turning them back on again.

– Allow a few minutes for the devices to reboot fully.

By following these troubleshooting steps, you should be able to clear error E143-0 on your DSTV system. If none of these steps resolve the issue, it is recommended to contact a professional DSTV technician for further assistance in resolving this specific error code.

Additional Tips and Tricks

When dealing with the E143-0 error on DSTV, there are a few additional tips and tricks that you can try before contacting a technician. These suggestions may help resolve the issue or provide temporary relief until professional assistance is available.

1. Check Cable Connections:

Ensure all cables connecting your primary decoder to secondary decoders are securely plugged in at both ends. Loose connections can disrupt communication between devices and trigger error codes like E143-0.

2. Restart Decoders:

Sometimes, simply restarting your decoders can clear minor glitches causing the error code to appear. Turn off both the primary and secondary decoders by unplugging them from power for about 10 seconds, then plug them back in again.

3. Reset Communication Port Settings:

If possible, access your decoder’s settings menu through its remote control or user interface options (usually found under “Settings” or “System Setup”). Look for any communication port-related settings such as heartbeat frequency or network configuration parameters that might need adjustment due to changes in equipment setup.

4. Check Installation Quality:

Inspect your installation setup thoroughly for any faults such as loose connectors, damaged cables/wires, incorrect diplexer configurations (if applicable), faulty LNBs (Low Noise Block converters), etc., which could affect signal transmission between devices leading to errors like E143-0.

5. Contact Customer Care Support:

If none of these troubleshooting steps resolves the problem, contacting DStv customer care support would be advisable. They have trained technicians who will guide you further based on specific issues related to Error Code E143-0.

Remember that while these tips may work in some cases, it’s always best practice to consult with professionals if problems persist. DSTV technicians possess specialized knowledge regarding their products and services; they’ll be able to diagnose complex technical difficulties accurately.

Contacting a DSTV Technician

If you have followed all the troubleshooting steps mentioned above and are still experiencing the E143-0 error on your DSTV, it may be time to seek professional help. A qualified DSTV technician will have the expertise and knowledge to diagnose and resolve any complex issues that might be causing this error.

Here are some ways you can contact a DSTV technician for assistance:

  1. Call Customer Care: The first step is to reach out to customer care by dialing their helpline number. They will guide you through basic troubleshooting steps over the phone or escalate your issue if necessary.
  2. Use Online Support Channels: Many service providers offer online support channels such as live chat or email support where you can explain your problem in detail and receive guidance from technical experts.
  3. Visit Service Centers: If remote assistance doesn’t solve your problem, consider visiting an authorized service center near you. These centers employ trained technicians who specialize in resolving various errors related to DStv installations.
  4. Request On-Site Assistance: In case none of these options work, request an on-site visit from a certified DStv installer or technician who can physically inspect your setup for any underlying issues causing the E143-0 error code.

Remember that contacting a professional comes with additional costs depending on whether they need access inside premises (if applicable), so make sure to inquire about potential charges beforehand. By seeking expert help when needed, you ensure efficient resolution of problems while minimizing downtime during which services like TV viewing could remain interrupted.

Frequently Asked Questions

Q: What does the E143-0 error mean?

A: The E143-0 error on DSTV indicates a communication problem between the primary and secondary decoders. It usually occurs when the primary decoder is not receiving a heartbeat signal from the secondary decoder.

Q: How can I check the signal quality on my DSTV?

A: To check your signal quality, press “Menu” on your remote control, select “Advanced Options,” then choose “Dish Installation.” From there, you can access various options to test and optimize your satellite dish’s alignment and reception.

Q: What are diplexer settings and how can I verify them?

A: A diplexer is used in some installations to combine or separate signals for different devices. You can verify if they are set correctly by checking that all cables connected to it are securely attached without any damage or loose connections.

Q: How do I check the heartbeat cable connections?

A: The heartbeat cable connects both decoders together allowing them to communicate with each other. Ensure that this cable is properly plugged into both decoders at their respective ports (usually labeled as RF IN/OUT).

Q: How often should I check my cable connections?

A: It’s recommended to regularly check your cable connections for any loose or damaged cables. It’s a good practice to do this every few months or whenever you experience any signal or communication issues.


  1. https://dstvinstallationssa.co.za/no-communication-from-primary-decoder/
  2. https://www.lubsat.co.za/dstv-e143-4/
  3. https://briefly.co.za/33314-how-clear-dstv-error-codes.html

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