Datex-Ohmeda F-LM1 Technical Reference Manual page 178

Datex-Ohmeda S/5 Light Monitor
TROUBLE
Message 'Cuff occlusion'
Message 'Calibration switch on'
Message 'Calibration not protected'
40
Document No. 8000060-1
CAUSE
1. Cuff and/or hose occluded.
Reason:
• cuff tube kinked
• tube inside module kinked
• occlusion inside/outside module
2. Cuff, hose, and tubes OK.
Reason:
• fault in pressure transducer
• fault in A/D converter
• faulty calibration
• missing voltages
EEPROM protection switch at the
bottom of the module is pressed.
Calibration protection is set to OFF.
TREATMENT
• straighten tube
• remove occlusion
• replace the NIBP board
• check calibration
• recalibrate
Enables setting the protection OFF in
the Calibration menu. Release switch
if you are not going to calibrate.