Calibration and System Checks Calibration and Performance Verification
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2.4.4 Software Version Mode
Use the following procedure to view the software version.
1. Ensure that the Duo is powered OFF.
2. Press and hold the Patient Size key.
3. While continuing to hold the Patient Size key, press and hold the
Power ON/OFF key for two (2) seconds until the Duo beeps.
4. Release both keys.
5. After an additional 2-second delay, Duo will display “100” in the Pulse Rate tile and a
number in the Information Codes tile.
6. Pressing the Clear key will cause the number displayed in the Pulse Rate tile to cycle
through a sequence of four numbers indicating which software version is being
displayed in the Information Codes tile as shown in the following table.
7. To return to normal operation, press the Power ON/OFF key for two (2) seconds to
turn the Duo off.
8. You may then turn the Duo back on to resume normal operation.
NOTE: The Duo cannot be placed directly back into normal
monitoring mode from Software Version Mode. It must first
be powered OFF.
PULSE RATE TILE INFORMATION CODES TILE SHOWS
100 Host Software Revision Level
200 NIBP Software Revision Level
300 SpO2 Software Revision Level