Vectra Genisys Service Manual - DJO Global

5- TROUBLESHOOTING5.16 ULTRASOUND APPLICATOR OUTPUT TESTPerform this test using all available Vectra Genisys,Intelect Legend XT or Intelect Vet Applicators for theSystem being tested.A. Ultrasound Applicator Output TestProcedures1.2.3.4.5.6.7.8.9.10.Set up Ohmic Instruments UPM DT10 or DT 100 Ultrasound Power Meterper Operator’s Instructions and fill testreservoir with Degassed Water.Place an Applicator into the Power Meterretainer. Make certain the Sound Head iscompletely submerged in the degassedwater and centered directly over theStainless Steel Cone. See Figure 5.21.“Zero” meter.Press Ultrasound Button. Press Edit Button.Press Duty Cycle Button until 100% isdisplayed within the Duty Cycle icon.Press Display Button until “Watts” appearswithin the Display icon.Press “Start”.Rotate Therapy Intensity Control clockwiseuntil the appropriate “Watts” is displayedper Figure 5.22.Compare Power Meter readings to Figure5.22 to all settings for the respectiveApplicator being tested as shown inFigure 5.22.Press Frequency Button until 3.3 MHzis displayed within the Frequency icon.Repeat test and compare readings toFigure 5.22.NOTE:The Applicator LED should constantly illuminate greenduring the Applicator Output tests.B. Ultrasound Applicator Output Test Results1.2.Output ranges fall within the specifiedranges as listed in Figure 5.22.Unit passed test.Readings fall outside specified ranges ofFigure 5.22.a) Possible bad Degassed Water in PowerMeter.b) Possible use of Power Meter other thanOhmic Instruments UPM DT 10 orDT 100 Ultrasound Power Meter.c) Possible bad or out of calibrationApplicator.d) Possible bad internal connection atUltrasound Board.e) Check Ultrasound Board internalconnections.f) Replace Ultrasound Board.g) Replace Control BoardVectra Genisys®/Intelect Legend XT®/ Intelect® Vet Therapy SystemsFIGURE 5.21USE ONLY DEGASSED WATER IN POWER METER FORTESTING ULTRASOUND APPLICATORS. USE OF OTHERTYPES OF WATER WILL CAUSE FALSE TEST RESULTS. SEEPAGE 37 FOR DEGASSED WATER RECIPES.DO NOT AERATE WATER WHEN FILLING POWER METERAPPLICATOR OUTPUT SPECIFICATIONSAPPLICATOR SIZE POWER SETTINGS OUTPUT RANGE1 cm 2 1 0.8 - 1.22 1.6 - 2.42 cm 2 1 0.8 - 1.22 1.6 - 2.44 3.2 - 4.85 cm 2 1 0.8 - 1.22 1.6 - 2.45 4.0 - 6.010 8.0 - 12.010 cm 2 1 0.8 - 1.25 4.0 - 6.010 8.0 - 12.015* 12.0 - 18.020* 16.0 - 24.0FIGURE 5.22* 1 MHz Only50