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Asset Type
Manufacturer
Model
What This Guide Helps With
System freezing, unresponsive controls, or failure to boot caused by power issues, peripheral conflicts, or external hardware/software loading problems.
Step-by-Step Troubleshooting
Ensure Patient Safety First
- If the system freezes or fails during a procedure, immediately transition to a backup documentation system.
- Expected: Procedure continues without interruption
- Why it matters: Loss of recording or display can impact documentation and workflow
Verify the Reported Issue
- Attempt to power on or interact with the system.
- Observe:
- Completely unresponsive system
- Stuck on boot screen or logo
- Freezing during operation or recording
- Delayed or partial startup
- Expected: Issue is reproducible and clearly identified
- Why it matters: Confirms whether this is a startup failure vs runtime freeze
Perform a Full Power Cycle (Most Common Cause)
- Power down the system completely.
- Action:
- Turn off using power button (hold if needed)
- Disconnect AC power for 30–60 seconds
- Reconnect and restart
- Expected: System boots normally after reset
- Why it matters: Clears temporary system lockups or software hangs
Check AC Power Source and Power Stability
- Verify the system is connected to a stable power source.
- Action:
- Test outlet with known-good device
- Avoid overloaded power strips
- Confirm power cable is secure
- Expected: Stable power confirmed
- Why it matters: Power fluctuations can cause boot failures or freezes
Disconnect External Devices (High-Impact Cause)
- Remove all non-essential peripherals.
- Action:
- Disconnect USB drives, external storage, keyboards, or accessories
- Leave only essential video and power connections
- Expected: System boots normally without peripherals
- Why it matters: Faulty or incompatible devices can hang the boot process
Check Network Connection (If Applicable)
- Disconnect network cable temporarily.
- Expected: System boots without delay
- Why it matters: Network initialization or DICOM communication can stall startup if misconfigured
Inspect Cooling and Ventilation
- Check for overheating conditions.
- Action:
- Ensure vents are clear
- Confirm fans are running
- Remove any obstructions
- Expected: Proper airflow and normal operating temperature
- Why it matters: Overheating can cause system instability or shutdown
Observe for Error Messages or Indicators
- Watch for any on-screen errors during boot.
- Expected: Identification of specific fault (if present)
- Why it matters: Error messages can indicate software corruption or hardware failure
Attempt Restart After Minimal Configuration
- Reconnect only required components and reboot.
- Expected: Stable startup and operation
- Why it matters: Confirms whether issue is related to external configuration
If the Problem Persists
If all external causes have been ruled out and the system continues to freeze or fail to boot, the issue is likely internal (e.g., storage failure, OS corruption, or hardware fault).
Remove the device from service, label it Out of Service, and send for repair or bench evaluation.
Do not continue repeated power cycling in a clinical environment.
Clinical Use Tip
Do not troubleshoot a frozen or failed system during an active procedure. Always move to a backup system before attempting resets or diagnostics.
Work Order Documentation (CCR Method)
CCR = Complaint, Cause, Resolution
Complaint
What was reported by the clinical staff.
Example:
"SDC Ultra system frozen on boot screen and not responding to input during OR setup."
Cause
What was observed during troubleshooting.
Example:
"System freeze caused by connected USB storage device interfering with startup process."
Resolution
What action was taken.
Example:
"Removed external USB device, performed power cycle, and verified normal system boot and operation."
Helpful Details to Include (If Known)
- Outlet tested and verified
- Power cycle performed
- External devices disconnected
- Network connection tested/disconnected
- Boot behavior observed (logo freeze, black screen, etc.)
- Fan operation and airflow condition
- Any error messages displayed
- Final system status
Final Thought
System freezes and boot failures are often caused by external factors like power instability or connected devices. Focus on isolating these first. Knowing when to escalate ensures safe and efficient troubleshooting while protecting patient care and equipment integrity.
That is successful troubleshooting.