Duo™ Service Manual 0070-10-0604-01 iii
Foreword Introduction
Foreword
This service manual gives a detailed description of the Duo Portable Patient Monitor,
including circuit descriptions, test and calibration procedures, and spare parts listings. This
manual is intended as a guide for technically qualified personnel during repair, testing, or
calibration procedures.
Warnings, Precautions And Notes
Please read and adhere to all warnings, precautions, and notes listed here and in the
appropriate areas throughout this manual.
A WARNING is provided to alert the user to potential serious outcomes (death, injury, or
serious adverse events) to the patient or the user.
A CAUTION is provided to alert the user to use special care necessary for the safe and
effective use of the device. They may include actions to be taken to avoid effects on patients
or users that may not be potentially life threatening or result in serious injury, but about which
the user should be aware. Cautions are also provided to alert the user to adverse effects on
this device of use or misuse and the care necessary to avoid such effects.
A NOTE is provided when additional general information is applicable.