PBES case studies
Real service write-ups from PBES technicians: reported issue, investigation, root cause, resolution, and verification for clinical equipment.
GE MAC 5500 ECG Issue Repair Case Study
GE MAC 5500 EKG
A Florida clinic reported ECG issues with pediatric patients on a GE MAC 5500. See how a PBES technician identified a worn trunk cable as the cause.
GE Mac 2000 Printer Jam Repair Case Study
GE Mac 2000 ECG / EKG Machine
A PBES technician diagnoses and resolves printer jams and misaligned printouts on a GE Mac 2000 ECG machine at a Florida surgery center. See the simple root cause.
Edan M3A NIBP Function Test: PM Case Study
EDAN INSTRUMENTS M3A Patient Monitor
A PBES technician investigates a reported blood pressure failure on an Edan M3A patient monitor. See the diagnostic and testing steps from the real service report.
Colin M30 Printer Error Repair Case Study
Colin M30 Patient Monitor
A PBES technician resolves a 'No Paper' error on a Colin M30 patient monitor by correcting improper paper loading. A real repair case study.
Zoll R Series Defibrillator Knob Repair Case Study
Zoll R SERIES Defibrillator
A PBES case study on a simple but critical repair of a faulty selector knob on a Zoll R Series defibrillator at a Florida clinic.
Welch Allyn 53NTO Battery & NIBP Repair Case Study
Welch Allyn 53NTO Patient Monitor
A real PBES repair case study on a Welch Allyn 53NTO patient monitor shutting down from a bad battery and reporting high NIBP readings.
Zoll R Series Defibrillator Battery Warning Repair Case Study
Zoll R SERIES Defibrillator
A PBES technician responds to a Zoll R Series defibrillator showing a battery warning. See the simple steps taken to resolve the issue and verify function.
Zoll R Series Defibrillator Battery Repair Case Study
Zoll R SERIES defibrillator
A PBES technician diagnoses and resolves a 'Battery on Orange' alert on a Zoll R Series defibrillator at a Florida surgery center. See the repair process.
Welch Allyn CP150 V3 Lead Fault Repair Case Study
Welch Allyn CP150 EKG
A PBES technician diagnoses an intermittent V3 lead fault on a Welch Allyn CP150 ECG. See how a failing trunk cable was identified as the root cause.
Vectra Cor Universal Smart EKG Operational Verification Case Study
Vectra Cor Universal Smart EKG EKG
A PBES technician was dispatched to a clinic to verify the function of a Vectra Cor Universal Smart EKG after a concerning automated interpretation was reported.
Welch Allyn 5200 SpO2 & Battery Repair Case Study
Welch Allyn 5200 Patient Monitor
A PBES technician diagnoses SpO2 and battery failures on a Welch Allyn 5200 patient monitor. See the diagnostic steps that led to recommending a new cable and battery.
Welch Allyn 440 Stiff Power Button Found During PM | Case Study
Welch Allyn 440 Vital Signs Monitor
A PBES PM case study. A Welch Allyn 440 vital signs monitor was found to have a stiff power button during a routine preventive maintenance check.
Datascope Passport 2 Repair: Settings Not Retained Case Study
DATASCOPE, INC. PASSPORT 2 Patient Monitor
A PBES repair case study on a Datascope Passport 2 patient monitor that failed to retain ECG settings and date/time after power cycles. See the diagnosis.
Philips HeartStart AED Repair Case Study: Expired Pads
PHILLIPS MEDICAL SYSTEMS, INC. HEARTSTART AUTOMATIC EXTERNAL DEFIBRILLATOR
A PBES technician responds to a Florida hospital to replace expired defibrillator pads on a Philips HeartStart AED, ensuring the device is ready for use.
Welch Allyn 767 Wall Transformer Scope Handle Repair Case Study
WELCH ALLYN, INC. 767 Diagnostic Wall Transformer
A PBES technician diagnoses and attempts to repair a Welch Allyn 767 wall transformer with exposed wires on the scope handle. A real repair case study.
Welch Allyn CP150 ECG V3-V6 Signal Loss Repair Case Study
Welch Allyn CP150 ECG / EKG Machine
A real PBES repair case study. A Welch Allyn CP150 ECG lost signals on leads V3-V6. Read our technician's diagnostic process for resolving signal loss issues.
ZEISS 750i Lab Analyzer Startup Failure Repair Case Study
ZEISS 750I Lab Analyzer
A Florida clinic's ZEISS 750i Lab Analyzer failed to start up. See how a PBES tech diagnosed and resolved an incorrect BIOS date/time configuration without parts.
Zoll AED Plus Battery Replacement Repair Case Study
ZOLL AED PLUS Automated External Defibrillator
A PBES technician responds to a clinic's request for a battery replacement on a Zoll AED Plus. See the documented steps from this real service report.
Zoll R Series Defibrillator Battery Repair Case Study
Zoll R SERIES Defibrillator
A real PBES repair case study of a Zoll R Series defibrillator showing an orange battery status light. Learn how the battery was replaced and tested.
Welch Allyn SPOT Vital Signs BP Issue Repair Case Study
Welch Allyn SPOT VITAL SIGNS Patient Monitor
A PBES technician diagnoses a reported BP issue on a Welch Allyn SPOT Vital Signs monitor, finding a damaged hose during inspection. See the diagnostic steps.
Welch Allyn SPOT Repair: SpO2 & NIBP Faults | PBES Case Study
Welch Allyn VITAL SIGNS SPOT Vital Signs Monitor
A Florida clinic's Welch Allyn SPOT monitor had constant SpO2 alarms and slow NIBP. See how a PBES technician diagnosed a damaged accessory.
Mortara Eli 250 Dim Screen & Charging Issue Repair Case Study
Mortara Eli 250 EKG
Read a PBES repair case study for a Mortara Eli 250 EKG with a dim screen and charging issue. See our technician's diagnostic and ESI process.
Mortara Eli 250 Battery Replacement Repair Case Study
Mortara Eli 250 EKG
A PBES technician diagnoses and resolves a battery issue on a Mortara Eli 250 EKG. See the steps taken in this real repair case study from Florida.
Welch Allyn 767 Wall Transformer Cord Repair Case Study
WELCH ALLYN, INC. 767 Wall Transformer, Oto/Ophthalmoscope
A PBES technician diagnoses exposed wires on a Welch Allyn 767 wall transformer and replaces the frayed cord, restoring the unit to safe operation.
Welch Allyn CP150 Not Registering Leads Repair Case Study
Welch Allyn CP150 ECG/EKG Machine
A PBES technician diagnoses and resolves an issue with a Welch Allyn CP150 ECG machine that was not registering leads due to a loose connection. Real repair data.
Midmark Patient Scale Repair: Inaccurate Readings & Load Cell Failure
Midmark Not documented Patient Scale
Read a real PBES repair case study on a Midmark patient scale in a Florida clinic that was reading underweight and showing erratic numbers, leading to a diagnosis of load cell failure.
Welch Allyn Vital Signs Monitor Repair: 'Weird Beep' Issue
Welch Allyn Vital Signs Spot Monitor
A PBES technician investigates a Welch Allyn Vital Signs spot monitor reportedly making a 'weird beep'. See the diagnostic and testing process in this case study.
Mortara ELI 150c Interpretation Malfunction Repair Case Study
Mortara ELI 150c ECG/EKG Machine
A PBES technician diagnoses a Mortara ELI 150c EKG reported for malfunctioning and duplicated interpretations. See how a software issue was identified.
Welch Allyn CP150 EKG Lead Detection Repair Case Study
Welch Allyn CP150 EKG
A verified PBES repair case study on a Welch Allyn CP150 EKG with intermittent lead detection, artifact, and inaccurate readings. See our diagnostic process.
Burdick ELI280 Battery Wiring Repair Case Study
Burdick ELI280 ECG/EKG Machine
A PBES technician diagnosed and repaired a Burdick ELI280 EKG machine with disconnected battery intake wiring, restoring its power and charging functions.
Welch Allyn VSM 6000 BP Issue Repair Case Study
Welch Allyn VSM 6000 Vital Signs Monitor
A Welch Allyn VSM 6000 monitor was reported with a BP issue. See how a PBES tech performed full calibration to resolve and verify performance.
Welch Allyn ELI 280 No Power Repair Case Study
Welch Allyn ELI 280 ECG/EKG Machine
A PBES technician diagnoses and resolves a 'no power' issue on a Welch Allyn ELI 280 ECG machine. See the straightforward fix in this real repair case study.
Welch Allyn Connex Spot NIBP Issue: Repair Case Study
Welch Allyn CONNEX SPOT MONITOR Vital Signs Monitor
A PBES technician diagnoses a blood pressure issue on a Welch Allyn Connex Spot Monitor at an urgent care. See the diagnostic steps from the service report.
McKesson ELI 280 'No Leads' Error Repair Case Study
MCKESSON ELI280 ECG/EKG Machine
A PBES technician diagnoses a McKesson ELI 280 reporting a 'no leads' error. Discover how swapped lead placement and a quick calibration resolved the issue.