DEFIBRILLATOR MONITOR
Mod. 3850B-BIPHASIC - USER MANUAL
Page 50 of 63
SpO2
Trouble Probable
cause
Action
Not displayed SpO
2
value nor the
PR and the message “Without
sensor” appear.
The SpO
2
adapter cable is
disconnected from the SpO
2
connector.
Connect the SpO
2
adapter to SpO
2
connector.
The SpO
2
sensor is disconnected of
SpO
2
adapter.
Firmly connect the SpO
2
sensor to the adapter.
SpO
2
adapter cable or the sensor is
cut.
Replace the SpO
2
adapter or sensor.
Not displayed SpO
2
value nor the
PR and the message “Without
Patient” appear.
Lost connection between sensor and
patient.
Set firmly the sensor to the patient.
Not displayed SpO
2
value nor the
PR and the message “Searching”
appear.
This message should appear while
the equipment is searching patient’s
pulse and disappears when curve
and values appears
.
If the message “Not Found” appear change
patient finger. If the problem persists, and has
another sensor, replace it. If this solves the
problem, send the sensor for repair; else send
the sensor and equipment to our Customer
Service for repair.
Not displayed SpO
2
value nor the
PR and the message “Not Found”
appear.
Appears if there is no pulse after a
sufficiently long period.
See previous point.
Not displayed SpO
2
value nor the
PR and the message “Movement”
appear.
Indicates that patient is moving and
the sensor isn’t properly attached to
him.
Attach the sensor to the patient with gauze or
hypoallergenic tape without pressing too hard.
If problem persists, and has another sensor,
replace it. If this solves the problem, send the
sensor for repair; else send the sensor and
equipment to our Customer Service for repair.
The message “Low Perfusion”
appears.
Indicates that where the sensor is
placed have low perfusion.
Reposition the sensor. If problem persists, and
has another sensor, replace it. If this solves the
problem, send the sensor for repair; else send
the sensor and equipment to our Customer
Service for repair.
The internal SpO
2
module is faulty.
Send the sensor and equipment to our
Customer Service for repair.
Dotted lines appear in place of
the pulse waveform.
Faulty SpO
2
sensor.
Replace SpO
2
sensor.
Faulty SpO
2
adapter.
Replace SpO
2
adapter.
Printing
Trouble Probable
cause
Action
Printing is fuzzy. Missing points.
Not using the correct paper.
Use the specified paper for performed type
printing.
The thermal head is dirty.
Clean the thermal head with a head
cleaning device. If the problem persists,
the printer unit is faulty. Replace the print
unit.
No prints.
No paper is loaded in the printer.
Load paper in printer.
Printer compartment isn’t properly closed.
Close the compartment until it clicks.
Paper is loaded with the print side facing
up.
Load the paper correctly.
Faulty keys.
If the light does not turn on when you press
the print key, make an impression through
the System Maintenance. If printing is
checked, then the key is faulty, replace it.
Faulty printer.
If the light turns on when you press print
key, check the printer with the
maintenance system.
Faulty motherboard.
The printing light is on.
The printer temperature is too high.
Cool the printer. If the problem continues,
the printer unit or the motherboard is faulty.
Replace the print unit or the motherboard.
