Experiencing Communication Failure on a C-arm? Try This!

March 24, 2025 : 1 min read

Experiencing Communication Failure on a C-arm? Try This!

Imaging Equipment Service C-Arm Imaging Equipment Parts

Getting a Communication Failure Error is a common C-arm issue, but there's a fairly easy fix. We'll guide you through the most common cause and solution. As always, if this doesn't work, reach out to us - we'd love to give you a hand.

 

1. Common Cause of Communication Failure Error on a C-arm

2. How to Check the Power Supply

 

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Common Cause of Communication Failure Error on a C-arm

If you're seeing a Communication Failure Error on your C-arm displayed either on your Control Panel or on your Left-hand monitor on the work station, it's probably due the voltage. Your next step is to check the power supply.

communication error display

 

How to Check Your C-arm's Power Supply

Move to the side of the C-arm to check the Power Supply. 

Check your power supply on the side of the C-arm

That's going to be feeding five volts across and to the top of our doghouse. Next, remove your cover.

remove the cover

 

Then check the two test points (A and B) to check for five volts.

test points a and b

 

If you need to make an adjustment of your five volts, there's a turnpot you can test here.

make the adjustment for five volts

 

Once you've adjusted the turnpots to five volts at our test points, you can reboot your system and see if the error goes away. If it doesn't, reach out to us!

 

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If your team doesn't have an in-house biomed or clinical engineer, our service team is ready to dispatch qualified personnel to install your batteries or see to any other service needs you have.

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Picture of Matt Lenart

Matt Lenart

Matt Lenart is a C-Arm Engineer at Block Imaging. Matt travels to customer sites to perform preventative maintenance, repairs, and troubleshoot C-Arm equipment issues. When he’s not turning the wrench Matt can be found spending time with his family, enjoying a craft beer, and cheering on THE Ohio State football team.