C-8
C.2.10 CO Module Alarm Messages
Alarm message A B L Cause Measure
TB SENSOR
OFF
No Yes 3 The cable for blood pressure
measurement is disconnected
from the monitor.
Check for proper
connection of TB cable.
C.2.11 Mindray DS CO
2
Module Alarm Messages
Alarm message A B L Cause Measure
CO2 NO
WATERTRAP
No No 2 The water trap is not
properly connected or is
disconnected.
Make sure the sidestream
CO
2
water trap is firmly
connected.
CO2 SENSOR
TEMP HIGH
No No 1 The temperature of the
sensor assembly is too
high.
CO2 SENSOR
TEMP LOW
No No 1 The temperature of the
sensor assembly is too
low.
CO2 AIRWAY
PRES TOO
HIGH
No No 2 The pressure inside the
airway is too high.
CO2 AIRWAY
PRES TOO
LOW
No No 2 The pressure inside the
airway is too low.
CO2
BAROMETRIC
TOO HIGH
No No 2 The barometric pressure is
too high.
CO2
BAROMETRIC
TOO LOW
No No 2 The barometric pressure is
too low.
CO2
HARDWARE
ERROR
No No 1 AD sampling 2.5V error
CO2
HARDWARE
ERROR
No No 1 The pump malfunctions.
CO2
HARDWARE
ERROR
No No 1 The 3-way stopcock
malfunctions.
Restart the monitor if
necessary. If the problem
remains, contact our
company for repair.
CO2 SAMPLE
LINE
ABNORMAL
No No 2 The sample line is
abnormal or blocked.
Make sure the airway is not
blocked. If the problem still
exists, contact our company
for repair.
CO2
CALIBRATE
ZERO ERROR
No No 1 Zeroing failure. Restart the monitor. If the
problem still exists, contact
our company for repair.