Philips Respironics System One REMstar 60 Series
Find the message on your screen below. Most alerts clear with a simple check: the water chamber seated, the tube connected, the filter clean. If a code keeps coming back after the fix, stop using the machine and contact your equipment supplier or the manufacturer.
What it means: Device failure. It enters Safe State with power on but airflow disabled, with a high priority two-beep alarm.
What to do: Press the wheel or Ramp button to silence it, unplug and replug the power cord. If it continues, contact your home care provider.
What it means: The breathing circuit is disconnected or there is a large air leak.
What to do: Turn off airflow, check and reconnect the tubing, make sure the mask is on properly and restart. If it keeps happening, have your mask checked or refitted.
What it means: The mask was removed and airflow shut off about 45 to 60 seconds later.
What to do: Put the mask back on and turn the airflow on.
What it means: Humidifier failure.
What to do: Turn off airflow and reconnect the humidifier per its instructions. Contact your provider if it continues.
What it means: Wrong power supply for the heated tube.
What to do: Use the 80 W power supply with the heated tube.
What it means: The tubing may be overheating or malfunctioning.
What to do: Turn off airflow and reconnect the heated tube to the humidifier. Contact your provider if it continues.
What it means: The SD card is in wrong.
What to do: Remove and reinsert it correctly.
What it means: The card is full.
What to do: Remove and replace the card.
What it means: The data on the card may be corrupted.
What to do: Reformatting erases everything on the card, so contact your provider before choosing yes if they need that data.
What it means: The device cannot read the card.
What to do: Remove and reinsert, or try another card, or contact your provider.
What it means: The prescription on the card is missing or incorrect.
What to do: Contact your home care provider for the correct prescription.
No matching code. Check the exact text on the screen, or see the troubleshooting section on the machine page.
Last reviewed October 11, 2026. How we research · Report an error