: Ensure the thermal paper is loaded correctly with the sensitive side facing the print head. Clean the print head according to manual instructions to remove debris. Advanced Internal Maintenance
: Zero input to stabilizers (like the 78L08) is often caused by damage to inductive components (L101, L102) or capacitors (C133, C130). carewell ecg 1101 service manual fix
: Electrical interference from nearby devices (phones, fluorescent lights) or poor patient skin preparation. : Ensure the thermal paper is loaded correctly
: Verify power outlet functionality and check battery levels. If the machine frequently shuts down, replace the internal rechargeable battery. Abnormal Paper Speed or Jams : Cause : Improper paper loading or dirty print head. L102) or capacitors (C133