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  • VnmrJ Tips and Tricks
    Varian

    VnmrJ Tips and Tricks

    Bydonfrank July 2, 2021July 4, 2021

    VnmrJ Tips and Tricks

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  • Varian

    SMS Settings

    Bydonfrank July 2, 2021July 2, 2021

    SMS Settings TRAY.SIZE=50TRAY.NUMBER=2100 (for 50 samples)TRAY.NUMBER=2050 (for 100 samples) CP31:RACK => 1-50CP32:RACK => 51-100 Typical vertical is 19.2 above rack while training. To format a 720KB floppy +> format a: /T:80 /N:9

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  • Settings for dof during pwxcal
    Varian

    Settings for dof during pwxcal

    Bydonfrank July 2, 2021July 2, 2021

    Settings for dof during pwxcal

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  • Varian

    ProTune Display

    Bydonfrank July 2, 2021July 2, 2021

    To add the display of Protune during tuning type the following. create(‘showprotunegui’,’string’,’global’) showprotunegui=’y’

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  • NMR Reference Standards
    Varian

    NMR Reference Standards

    Bydonfrank July 2, 2021July 2, 2021

    NMR Reference Standards from Millipore Sigma

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  • Varian

    Massflow Adjustment

    Bydonfrank July 2, 2021July 2, 2021

    Adjusting Mass Flow on a Varian Cryo Platform. Gas Regulator Tuning Procedure (MK1) With the CCC cold and operating at equilibrium (running at least 3 hours), the gas regulator valve should quickly be closed to finger tight and then opened 5 turns. The vernier needle valve on the inlet side of the cold loop should…

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  • Mass Flow Setting
    Varian

    Mass Flow Setting

    Bydonfrank July 2, 2021July 2, 2021

    Calibrate the Mass Flow Meter and Pressure Transducers. 1. Follow the procedures in “Calibration of Mass Flow Meter and Pressure Transducers” 2. Continue with “Adjust the Mass Flow and Ballast Tank Valves,” Adjust the Mass Flow and Ballast Tank Valves Procedure for reduction of vibrations associated with the compressed gas. 1. Remove the housing surrounding the CCC….

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  • VnmrS Troubleshooting Guide
    Varian

    VnmrS Troubleshooting Guide

    Bydonfrank July 2, 2021July 2, 2021

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  • Varian

    Cold Probe Preamp Testing

    Bydonfrank July 1, 2021July 1, 2021

    Cryo-driver DC condition: 1.       Put system into tune mode. 2.       Remove cable from pre amp input J5331, and install a BNC “T” in place. 3.       Connect one end of “T” to voltmeter to measure Voltage, leave other end of “T” open. Measure voltage at J5331 (voltage should = 5.0V +/- .1V). 4.       Connect 50 ohm load on “T”, measure…

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  • Varian

    BBOD

    Bydonfrank July 1, 2021July 1, 2021

    BBOD When VnmrJ starts and the status says “Initializing” or VnmrJ does not start the problem is some inconsistency in the network. VnmrJ adm will start even if VnmrJ does not, but will also come up with the black bar of death “Initializing”. In /etc/hosts, check that the hostname and the IP address are correct….

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