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After completion of the set number of nucleic acid extractions (i.e., buffer count 05/ 25/ 50/ 100 completed) the Trueprep AUTO v2 device will prompt the alert on its 2- line LCD screen to “Change the reagent pack” and “Insert Reagent Reset Card & Start” on the screen alternatively. When this happens, the new reagent pack needs to be inserted into the device and the buffer count needs to be reset.

 

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Retest procedure for Truenat testing

Flowchart: Procedure for Reset in Truenat Testing

 

 

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Reset procedures in Truenat testing

 

Figure: 1) The Trueprep AUTO v2 Back Panel, with tubing and caps for plugging in reagent bottles 2) The Trueprep AUTO v2 device Back Panel with Reagent Pack 3) Reagent Reset Card; Source:Trueprep AUTO v2 Universal Cartridge Based Sample Prep Device User Manual.

 

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Question     Answer 1     Answer 2     Answer 3     Answer 4     Correct answer     Correct explanation     Page id     Part of Pre-test     Part of Post-test    
The buffer count in the Trueprep Auto V2 device will be set to what after the reset procedure is completed? 0 1 10 100 1 The buffer count will be reset to ‘0’ once the reset procedure is completed.      Yes  Yes

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