<h1>Magic Smile Dental&rsquo;s <a href="https://repair.dental/repairguru/x-ray-sensors/repairing-broken-dexis-x-ray-sensors-what-you-need-to-know">DEXIS digital X-ray sensor</a> arrived for service with a serious structural concern: the sensor head had opened, exposing internal elements and compromising the cable junction. This type of physical failure not only threatens image integrity but also puts the internal wiring at risk of stress and breakage.</h1>

Our team at Repair.Dental diagnosed the issue, replaced the damaged cable, reinforced the sensor head with protective materials, and returned the device fully functional. Below is a clear breakdown of the problem, how we identified it, what was done to fix it, and the result for the clinic.

If your practice is experiencing similar sensor problems &mdash; such as housing separation, cable wear, or unstable connectivity &mdash; our professional<a href="https://repair.dental/services/xray-sensor-repair"> X-ray sensor repair services</a> are designed to get you back to reliable imaging quickly and affordably.&nbsp;

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<h2>Sensor Head Separation and Cable Damage</h2>

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The <a href="https://repair.dental/services/xray-sensor-repair/dexis-xray-sensor-repair">DEXIS sensor</a> was sent in after the clinic observed that the sensor head had partially opened, exposing internal components and compromising the cable junction. Although the sensor could still produce images, this type of structural failure greatly increases the risk of:

<ul>
	<li>moisture or disinfectant entering the housing</li>
	<li>accidental impact on sensitive internal parts</li>
	<li>accelerated wear of internal wiring</li>
	<li>sudden signal loss or complete sensor failure</li>
</ul>

Since the cable enters the housing at the sensor head, any separation in this area magnifies mechanical stress each time the sensor is handled or repositioned during clinical use.

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<h2>Diagnosing Sensor Head and Cable Issues</h2>

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When the DEXIS sensor arrived, our team carried out a detailed assessment to identify the source of the problem.

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<h3>Housing Inspection</h3>

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The sensor head casing was partially unsealed. The top section had slightly warped, exposing a seam and weakening the protective enclosure for internal electronics.

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<h3>Internal Cable Check 
&nbsp;</h3>

With the housing opened, the cable termination was examined. Signs of stress and movement at the joint indicated early-stage cable fatigue&mdash;a common precursor to failure in intraoral sensors.

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<h3>Operational Testing 
&nbsp;</h3>

While the sensor still functioned, prolonged USB connection tests revealed intermittent signal drops. These fluctuations often signal an impending internal wiring or connector failure when the housing is compromised.&nbsp;By combining the structural and cable findings, it was clear that the repair needed to address both mechanical reinforcement and cable replacement to ensure dependable performance.

 
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<h2>Cable Replacement and Protective Head Reinforcement</h2>

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To restore both structural stability and durable signal performance, <a href="https://repair.dental/">Repair.Dental</a> completed the following steps:

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<h3>1. Cable Change&nbsp;</h3>

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The existing cable, which had been exposed to stress and slight movement due to the head opening, was replaced entirely. A fresh cable with secure terminations ensures reliable data transmission and eliminates early wear from prior stress points.

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<h3>2. Top Half Sensor Head Reinforcement</h3>

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To rebuild the housing integrity, a pink solder mask was applied to the top half of the sensor head. This material provides:

<ul>
	<li>a protective dielectric barrier against moisture</li>
	<li>reinforcement around fragile junctions</li>
	<li>improved resistance to mechanical flexing</li>
</ul>

Solder mask is frequently used in professional sensor rebuilds to restore component protection after casing issues.

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<h3>3. Epoxy Sealing</h3>

&nbsp;

After solder mask application, a controlled epoxy reinforcement was applied around the sensor head and cable exit zone. This provides a strong structural bond, sealing the head and preventing future movement or detachment under routine clinical use.&nbsp;Epoxy also reduces cable flex strain at the point where it enters the housing &mdash; a known weak spot in intraoral sensors.

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<h2>Restored Reliability and Structural Integrity</h2>

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Following repair, the DEXIS sensor underwent comprehensive testing before being returned to Magic Smile Dental. Verification included:

<ul>
	<li>multiple USB connect/disconnect cycles</li>
	<li>repeated image captures</li>
	<li>flex testing at the cable entry point</li>
	<li>overall stability and performance checks</li>
</ul>

The sensor passed all evaluations, showing consistent connectivity and no signal dropouts. By repairing both the housing and cable, we restored full mechanical and electrical integrity, ensuring dependable performance for daily clinical use.

 
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<h2>Why This Repair Matters</h2>

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A DEXIS sensor with an opened head is more than a cosmetic issue &mdash; it can lead to sudden failure if left untreated. That&rsquo;s because:

<ul>
	<li>exposed internals are more vulnerable to environmental damage</li>
	<li>cable wiring is strained when the housing does not properly secure it</li>
	<li>repeated movement further weakens critical connection points</li>
</ul>

Repairing early stops a minor housing flaw from becoming a total failure, and with professional reinforcement and cable replacement, the sensor can often continue to serve for years.

If you are facing similar issues with your X-ray sensor &mdash; whether exposed cable joints, unstable connection, or head separation &mdash; it&rsquo;s best to have a professional evaluate it before functional loss occurs. Contact us or fill out our <a href="https://repair.dental/print-shipping-label/xray-sensor-repair">shipping request</a> form through our X-ray sensor repair. Our team will diagnose and repair your equipment quickly and professionally.&nbsp;

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<h2>Turnaround Time</h2>

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To minimize operatory disruption, typical repair durations are:

<ul>
	<li>2&ndash;3 business days for standard sensor repairs</li>
	<li>3&ndash;5 business days for complex mechanical or internal structural issues</li>
	<li>1&ndash;2 business days with priority repair service</li>
</ul>

We offer flexible scheduling to match your practice needs.

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<h2>FAQ&nbsp;</h2>

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1. What causes a DEXIS sensor head to separate? 
Separation usually results from repeated cable bending, physical stress, accidental drops, or pressure on the sensor housing. Over time, this can compromise internal wiring and lead to failure.

2. Can I keep using a sensor with a partially opened head? 
It&rsquo;s not recommended. Continued use can worsen internal damage, increase the risk of signal loss, and lead to more costly repairs.

3. How long does DEXIS sensor repair take? 
Standard head and cable repairs typically take 2&ndash;3 business days. More complex housing or internal fixes may require 3&ndash;5 business days, with priority service sometimes reducing the turnaround to 1&ndash;2 business days.

<hr />
For more professional dental equipment repair insights, please visit<a href="https://repair.dental/"> Repair. Dental</a> or follow us on<a href="https://www.facebook.com/repair.dental"> Facebook</a> &amp;<a href="https://www.instagram.com/repair.dental/"> Instagram</a>.

 
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DEXIS sensor repaired with head reinforcement and cable replacement, restoring reliable intraoral imaging.

DEXIS X-ray Sensor Repair: Head Reinforcement & Cable Replacement