On this page
Asset Type
Manufacturer
Model
What This Guide Helps With
Identifies common external causes of an unresponsive touchscreen or control panel, including power, connections, calibration, and software issues.
Step-by-Step Troubleshooting
Ensure Patient Safety First
Confirm no patient is connected and that any active procedure is paused.
- Expected outcome: Safe environment for troubleshooting without risk to patient care.
Verify Power Source
Check that the system is properly connected to a verified working outlet or power source. Inspect the power cable for damage.
- Expected outcome: System powers on without intermittent shutdowns or flickering display.
Perform a System Power Cycle
Turn the system off, wait 30–60 seconds, and power it back on.
- Expected outcome: Temporary software glitches may resolve, touchscreen becomes responsive.
Inspect and Clean Touchscreen Surface
Remove any protective covers, dirt, or moisture from the panel using a manufacturer-approved cleaner.
- Expected outcome: Unresponsiveness caused by debris or moisture is eliminated.
Check Control Panel and Peripheral Connections
Confirm that any detachable control panel cables are securely connected and undamaged. Swap with a known-good cable if available.
- Expected outcome: Device recognizes control panel inputs correctly.
Test Touchscreen Calibration
Access the system’s calibration or maintenance menu (if available) and perform a touchscreen recalibration.
- Expected outcome: Touch inputs align accurately with display functions.
Observe System Indicators and Error Messages
Look for warning lights or error messages on startup. Record any error codes for potential escalation.
- Expected outcome: Helps determine if issue is internal or software-related.
If the Problem Persists
All external causes have been ruled out. The issue may be internal (touch controller or mainboard failure). Take the following actions:
- Remove the system from service
- Label it Out of Service
- Send for vendor repair or bench evaluation
Knowing when to stop prevents patient risk and unnecessary troubleshooting.
Clinical Use Tip
Never attempt touchscreen troubleshooting on an active patient. Move the patient to another system first. Only troubleshoot when patient safety is assured.
Work Order Documentation (CCR Method)
CCR = Complaint, Cause, Resolution
Complaint
What was reported by the clinical staff.
Example:
"Touchscreen and control panel unresponsive during routine scanning."
Cause
What was observed during troubleshooting.
Example:
"System power and connections verified; touchscreen surface clean; calibration attempted; issue persists."
Resolution
What action was taken.
Example:
"System removed from service, labeled Out of Service, sent for repair evaluation."
Helpful Details to Include (If Known)
- Outlet tested and verified
- Power cable checked
- Touchscreen surface cleaned
- Attempted calibration
- Error codes or system warnings noted
- Final device status: Out of Service
Final Thought
Always follow logic-based troubleshooting: start with simple external causes, maintain patient safety, and escalate appropriately. Accurate documentation ensures safe, effective Clinical Engineering practice.
That is successful troubleshooting.