Mindray Passport 5-Lead, Service Manual

Page: 72 / 544

Operation (5-Lead, 5L, LT) Operation (5-Lead, 5L, LT and XG)
1 - 60 0070-00-0420 Passport 5-Lead, 5L, LT, XG Service Manual
• Administration of certain vasoconstrictive drugs, i.e. norepinephrine, may reduce
peripheral perfusion to a level that prevents SpO
2
measurements.
• Arterial compression, tricuspid regurgitation, or irregular heart rhythms may reduce
perfusion and prevent SpO
2
measurement.
• Intra-vascular dyes, depending on concentration, may affect SpO
2
measurements.
1.3.16.3 Recorder Messages (only units equipped with recorder)
1.3.16.4 CO
2
Messages (only units equipped with Capnostat CO
2
)
SpO
2
FAILURE ROM checksum fail. RAM test fail.Filter mismatch.
Offset mismatch.
Power cycle unit. If
message reappears, call
Service.
SpO
2
DIAGNOSTIC
S
Passport is in Nellcor Diagnostics Mode. Wait for completion of
diagnostics.
MESSAGE REASON SOLUTION
MESSAGE REASON SOLUTION
RECORDER DOOR OPEN The door of the recorder is not closed. Close recorder door.
RECORDER PAPER OUT The roll of recorder paper is used up. Replace with a new roll
of paper.
MESSAGE REASON SOLUTION
CO
2
: INITIALIZING This message usually appears at power
up. The CO
2
subsystem has been reset
and is performing internal self tests prior to
operation.
Wait for the message to
go away. It takes about
15 seconds for the CO
2
subsystem to initialize.
CO
2
: NO SENSOR No CO
2
sensor is connected to the
monitor.
Attach the CO
2
sensor
to the CO
2
connector
(30).
CO
2
: SENSOR
WARMING UP
The CO
2
sensor has not reached its
operating temperature. Either the monitor
was just turned on or the sensor was
recently plugged in or the sensor was
removed from the adapter or calibration
cells.
Wait for the message to
go away. It takes up to
five minutes for the
sensor to
CO
2
:CHECK ADAPTER The CO
2
sensor is not correctly placed on
the airway adapter or a different type of
airway adapter has been connected or the
adapter is dirty or damaged.
Check the installation
and condition of the
airway adapter. Clean
or replace the adapter if
necessary. An adapter
calibration should be
performed if the
message persists. This is
accessed through the
CO
2
menu.
CO
2
: CHECK SENSOR The CO
2
sensor is out of calibration or
damaged.
A zero calibration
should be performed if
the message persists.
This is accessed through
the CO
2
menu.