CASMED 740 Service Manual
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CASMED 740 MONITOR SERVICE MANUAL21-02-0174 REV. 02 05/0870ERROR MESSAGESThe CASMED 740 Monitor displays a variety of messages to aid the user in monitor operation.If a troubleshooting message is displayed during a measurement, follow the actions listed tocorrect the situation.If the monitor does not turn on, or exhibits a flashing display and failure to operate, the battery ismost likely below the Dead Battery point. Connect the monitor to a power source (AC LinePower or +12 VDC) and allow it to charge for four (4) hours.If the monitor is in need of repair, it must be referred to the appropriate service personnel.Service performed by unauthorized personnel could be detrimental to the monitor and will voidthe warranty. For service, contact your dealer or CAS Medical Systems, Inc.SpO2 USER MESSAGES(available if SpO 2 is installed)If the accuracy of any measurement does not seem reasonable, first check the patient’s vitalsigns by an alternate method.NOTE:The SpO2 probe must be kept as motionless as possible to make a proper determination. Usethe SpO2 strength bar graph to determine if a strong rhythmic pulse signal is present.When no oximeter probe is attached to the monitor, the %SpO2 window and signal strengthwindow will be blank. When no SpO2 pulse data is available, the monitor will display the lastNIBP pulse.When the probe is connected to the monitor, but is off of the patient, the message “–“ isdisplayed in the %SpO2 and Pulse Rate windows. The Message Window flashes the message“Prb OFF” and three (3) audio “beeps“ are heard every twenty-five (25) seconds.Press the SILENCE/RESET pushbutton. The monitor silences the audible alarm tone, but themessage remains.If the message “Prb” should appear in the %SpO 2 window, verify that the probe being used isthe correct one for the monitor’s SpO2 configuration (Masimo, Nellcor, Nonin) or that the probeis not defective. Press the SILENCE/RESET pushbutton. The monitor silences the audio alarmtone, but the message remains. Remove the defective probe and replace it with a workingprobe.If the SpO2 Module located inside the CASMED 740 Monitor should fail, the message “Err” willappear in the %SpO 2 display window. Press the SILENCE/RESET pushbutton. The monitorsilences the audio alarm tone, but the message remains.Should any of the above problems persist, contact your dealer or CAS Medical Systems, Inc. |
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