BT-550 Operation manual
50
P/N : 550-ENG-OPM-EUR-R01
Bistos Co., Ltd.
2018.03
5
Trouble shooting
5.1 General
WARNING
Do not attempt to open the covers, disassemble or modify the infant warmer
except the qualified person. It may cause safety hazard. Only the qualified Bistos
service engineer must repair or replace the infant warmer or components.
Please check before contact to Customer Service Department of Bistos for following cases
The infant warmer does not turned on
Check the power cord securely connected
to power consent
Measured values are not displayed
Check the sensor cable or extension cable
correctly connected to appropriate
connector.
Check the sensor properly operating after
connecting the sensor.
Measured values are too high or low
Check the sensor correctly attached to
patient.
For the weight, check the heavy objects
are placed while zero set or measuring.
5.2 Understanding alarm
The following alarms are displayed on the conditions of
Alarm message
Alarm conditions
Power Fail
Power cord was not connected properly or power
does not supplied
Sensor Disable
Skin temperature sensor was not connected or
measured temperature is too low
S1 (S2) Temp Low
Measured skin temperature is too low
S1 (S2) Temp High
Measured skin temperature is too high
Baby Check
Stay in the Manual Mode more than 12 minutes
Heater output remains 100 % in Baby Mode more
than 12 minutes
Head Rotation
The head on infant warmer rotated more than 20
°
Masimo check Alarm
Refer to the table on page 18