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What This Guide Helps With
This guide helps troubleshoot Error E310 Touchscreen Error on the Medtronic Valleylab FT10 electrosurgical unit. This condition may involve touchscreen input faults, unintended selections, unreliable control response, or unsafe changes during ESU setup.
Because the touchscreen is used for setup, mode selection, and power adjustments, any touchscreen reliability concern should be treated seriously before the device is used clinically.
Step-by-Step Troubleshooting
Ensure Patient Safety First
- Remove the Valleylab FT10 from patient use if the touchscreen is responding unexpectedly, selecting items by itself, or displaying Error E310 during setup or use.
- Stop use of the ESU if the procedure is active, imminent, or dependent on reliable electrosurgical output.
- Provide another verified electrosurgical unit if surgical energy is needed.
- Do not rely on an ESU that may make unintended touchscreen selections or fail to respond correctly.
Verify the Reported Error and Behavior
- Move the unit to a safe service area before troubleshooting.
- Power the Valleylab FT10 on and confirm the displayed condition is Error E310 Touchscreen Error.
- Ask clinical staff whether the issue appeared at startup, during touchscreen use, randomly while idle, after cleaning, or only when certain areas of the screen were touched.
- Check whether the screen showed unintentional input, menu changes, delayed touch response, or selections without user contact.
Inspect the Touchscreen Surface
- Check the touchscreen for fluid residue, cleaning chemical buildup, blood, gel, tape residue, cracks, pressure marks, screen protector issues, or objects resting against the display.
- Clean the touchscreen using the facility-approved method.
- Allow the screen to dry completely before retesting the unit.
- Confirm the display is clean, dry, undamaged, and free of anything pressing against the touchscreen.
Check for Continuous or Ghost Touch Input
- With hands away from the display, observe whether menus open by themselves or buttons highlight without contact.
- Check whether settings change unexpectedly, touch response occurs in the wrong area, or touch input appears delayed or stuck.
- If the touchscreen remains stable when untouched, continue checking for external causes.
- If the touchscreen selects items by itself, treat the fault as a serious touchscreen reliability concern.
Check the Chassis and Display Area
- Inspect the front chassis, bezel, and display area for cracked plastic, a bent frame, loose display housing, impact damage, or a screen pinched by the bezel.
- Look for foreign material trapped around the edge of the screen.
- Make sure the touchscreen is not under mechanical pressure from the chassis or surrounding plastic.
- Do not disassemble the unit during basic clinical troubleshooting.
Verify External Conditions
- Confirm the ESU is on a stable surface or cart.
- Make sure the touchscreen is not exposed to dripping fluids.
- Confirm the unit is not being cleaned while powered on.
- Check that nearby cables, accessories, drapes, or other equipment are not touching or pressing against the display.
- Correct any external pressure, moisture, or setup issue before retesting.
Power Cycle After Inspection and Cleaning
- Power the FT10 off after the screen has been cleaned, dried, and inspected.
- Wait briefly, then power the unit back on.
- Observe startup and touchscreen behavior.
- If Error E310 clears and does not return during normal touchscreen use, follow facility safety check procedures before returning the device to service.
Determine Whether the Issue Is External or Device-Related
- If the error clears after removing residue, drying the screen, or removing pressure from the display, document the external cause.
- If Error E310 returns with a clean, dry, undamaged screen and no external pressure, treat the issue as a device-related touchscreen or display fault.
- Do not keep the ESU in service if the touchscreen remains unreliable or selects items without intentional input.
If the Problem Persists
If Error E310 reappears after the touchscreen is cleaned, dried, inspected, and isolated from external pressure, external causes have been ruled out.
Remove the Valleylab FT10 from service.
Label the unit Out of Service.
Send the device for repair or bench evaluation.
Persistent E310 conditions may indicate a touchscreen/display assembly issue, Display PCBA fault, chassis-related pressure problem, or other internal failure requiring service-level repair.
Clinical Use Tip
Never troubleshoot an ESU touchscreen input problem on an active patient. Move the patient or procedure to a backup device first, then troubleshoot the Valleylab FT10 in a safe service area.
An ESU with unresolved touchscreen input errors should not remain in surgical use because touchscreen faults can affect setup confidence, mode selection, and power setting reliability.
Work Order Documentation (CCR Method)
CCR = Complaint, Cause, Resolution
Complaint
What was reported by the clinical staff.
Example:
"Valleylab FT10 displayed Error E310 Touchscreen Error. Staff reported touchscreen concern, possible unintentional screen input, and medium priority alarm condition."
Cause
What was observed during troubleshooting.
Example:
"Touchscreen inspected for contamination, residue, damage, and external pressure. Error persisted after cleaning, inspection, drying time, and power cycle. Likely Display PCBA or chassis-related touchscreen fault."
Resolution
What action was taken.
Example:
"Removed Valleylab FT10 from service, labeled Out of Service, and sent for repair or bench evaluation due to recurring E310 touchscreen error."
Helpful Details to Include (If Known)
- Alarm behavior
- Accessories swapped
- Power behavior
- Environmental factors
- Indicator lights
- Final device status
Final Thought
Error E310 should be treated as a touchscreen reliability issue, not just a nuisance message. Start with patient safety, check for contamination or pressure first, then escalate when the error persists. Clear documentation protects the patient, the surgical team, and the repair process.
That is successful troubleshooting.