Philips M1116B
Philips Healthcare · Model M1116B
Module The module offers powerful recording capabilities, producing crisp, high-resolution waveforms suitable for documentation. The built-in microprocessor ensures accurate waveforms, baselines, and chart speeds. Grids and waveforms are printed simultaneously for precise registration. Annotations include time, date, recorder speed, waveform scaling, and labels, along with patient demographics and vital signs.
Typical Failure Modes
Compiled for this model from its own documentation and established engineering knowledge for this equipment class - not from a verified service record. Confirm against the manufacturer's service manual.
Invasive-pressure channel will not zero
HighSymptoms: IBP trace offset, "zero required" persists, pressure implausible.
Root cause: Transducer not open to atmosphere during zero, a damaged pressure cable, or a module input fault.
Noisy or absent pressure waveform
MediumSymptoms: Damped, noisy or flat arterial / venous trace.
Root cause: Air or a clot in the line, a loose transducer connection, or a cable fault.
Module not recognised by the host
MediumSymptoms: Host monitor does not display the module.
Root cause: Docking / rack connector fault.
Cable / connector wear
LowSymptoms: Intermittent signal with cable movement.
Root cause: Worn reusable pressure cable.
Serviceable Parts & Consumables
Serviceable items for this model, compiled from its documentation and engineering knowledge for this equipment class. Service class and relative cost are estimates, not manufacturer figures; no part numbers are given. Confirm intervals and pricing against the manufacturer.
Reusable IBP pressure cable
Class Periodic replacementRel. cost $$R&R Easy
Disposable pressure transducer set
Class ConsumableRel. cost $R&R Easy
Module docking / rack connector
Class Major service partRel. cost $$R&R Moderate
| Part | Service class | Relative cost | R&R difficulty |
|---|---|---|---|
| Reusable IBP pressure cable | Periodic replacement | $$ | Easy |
| Disposable pressure transducer set | Consumable | $ | Easy |
| Module docking / rack connector | Major service part | $$ | Moderate |
Relative cost: $ lowest · $$$$ highest service-part cost for this equipment class. Not a price.
Troubleshooting Approach
A starting sequence for this model, compiled from its documentation and engineering knowledge for this equipment class. Follow the manufacturer's service documentation for the actual procedure.
Symptom: Will not zero
- Open the transducer stopcock to atmosphere at the phlebostatic axis and re-zero.
- Flush the line and clear any air or clot.
- Swap in a known-good pressure cable.
- Dock the module on another host to isolate module vs host.
- Replace the cable or refer the module if it still will not zero.
Symptom: Noisy / damped waveform
- Check the line for air, clots or kinks and flush.
- Confirm the transducer is at the correct height and firmly connected.
- Reseat the cable at the module and transducer.
- Replace the disposable transducer set.
- Confirm a clean waveform and accurate pressures.