Status and Error Codes Operation
3 - 52 0070-10-0699-02 Accutorr V Operating Instructions
PR EXCEED PR value exceeds the measurement 
range
Check patient, notify physician
SEARCH PULSE SpO
2
 module is searching for pulse Change sensor sites, ensure site is 
not on a limb with vasoconstriction 
or other conditions which would 
contra-indicate use. Change or 
readjust sensor if loose or 
disconnected
Unable to obtain 
SPO2 reading
Patient has poor perfusion Move sensor to limb with better 
perfusion, notify physician
Sensor not applied properly Reapply sensor
Cables loose / not connected Check connections, switch cables
Ambient light detected Switch limbs and cover sensor with 
an opaque material
No SPO2 
waveform
Cable or sensor not plugged in Check connections and sensor
Replace as necessary 
Low amplitude 
SPO2 signal
SpO
2
 sensor on same limb as blood 
pressure cuff 
Check sensor placement, move as 
necessary 
Patient has poor perfusion Move sensor to limb with better 
perfusion, notify physician
MESSAGE/ISSUE REASON SOLUTION