GE CAM-14 - Einthovens Triangle

Troubleshooting
Troubleshooting
Symptom
Troubleshooting
Thehostdevicedisplaysthemessage
AcquisitionModuleDisconnected
•Checktheacquisitioncableconnection.
•Checkthehostcableinterfaceexinthe
module.
Theleadtracingsappearinvertedoratthe
wrongamplitude
Checkthepositionoftheleadwiresonthe
acquisitionmoduleandthepatient.
Allleadshaveexcessivenoise
•ExaminetheRAandRLleadwiresand
replacethemifnecessary.
•Checktheleadpreparationsite.
•RefertoEinthoven'sTriangletodetermine
whichleadorleadsarecausingthenoise.
•Movetheacquisitionmoduletoanarea
wherethereislesselectricalnoise.
•Tryanotheracquisitionmodule.
Controlswitchbuttonsontheacquisition
modulefailorareintermittent
•CheckthattheSwitchFlexCableis
pluggedintothePCB.
•Replacetheswitchlabel.
•Ifthereisstillafailure,replacethemain
PCB.
Einthoven’sTriangle
ThefollowingillustrationshowsEinthoven'sTriangleandthedenitionsofthe
standard12leads.Somendthisinformationusefulwhentroubleshootingnoisy
leadsorleadgroups.
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CAM-14
®
/CAM-HD
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2049751-001C