1 Introduction22 Keysight U1273A/U1273AX User’s GuideAbout This ManualDocumentation mapThe following manuals and software are available for your multimeter. For the verylatest version, please visit our website at http://www.keysight.com/find/hhTechLib.Check the manual revision on the first page of each manual.– User’s Guide. This manual.– Quick Start Guide. Printed copy for outdoor use, included with shipment.– Service Guide. Free download at the Keysight website.– Keysight GUI Data Logger Software, Help, and Quick Start Guide. Freedownload at the Keysight website.Safety notesThe following safety notes are used throughout this manual. Familiarize yourselfwith each of the notes and its meaning before operating your multimeter. Morepertinent safety notes for using this product are located under the “SafetySymbols” section.CAUTION Caution denotes a hazard. It calls attention to a procedure that, if notcorrectly performed or adhered to, could result in damage to or destructionof the product. Do not proceed beyond a caution notice until the indicatedconditions are fully understood and met.WARNING Warning denotes a hazard. It calls attention to a procedure which, if notcorrectly performed or adhered to, could result in injury or loss of life. Do notproceed beyond a warning note until the indicated conditions are fullyunderstood and met.
