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4
Troubleshooting
Hardware Problems
Spectral Peaks Appear Shifted in Wavenumber Axis
Fails Laser Frequency Verification
Power Indicator Does Not Light After Power Up
Power Indicator Blinks Continuously
56
Nicolet iS5N Spectrometer User Guide
1. Run laser verification. See
2. Contact Technical Support for assistance; see
1. Laser verification requires some water vapor to be present in the sample compartment. If
laser verification fails, remove any accessory from the spectrometer, breath slowly into the
sample compartment and immediately rerun laser verification.
2. If laser verification fails again, contact Technical Support for assistance; see
Us.
1. Turn the instrument off and check the connections between the instrument and the
power supply.
2. Make sure the power cord is securely connected to the power supply and the power
supply is connected to a properly grounded and working outlet.
3. Check the power cord descriptions and part numbers to make sure the power cord is
appropriate for your local AC power source. Order a new power cord if necessary.
4. Check the ground prong on the power cord. If the ground prong has been removed or is
defective, replace the power cord.
5. Contact Technical Support for assistance; see
The instrument power indicator blinks for two minutes after power up while the instrument
runs internal diagnostic tests. If the power indicator continues to blink after two minutes,
there is a problem with the internal temperature or humidity. Follow these steps:
1. In OMNIC software, choose Experiment Setup > Diagnostic and click the status icon
that has a red slash for details.
2. If the internal humidity is too high, see
3. If the internal temperature is out of specification, see
Specification.
4. Contact Technical Support for assistance; see
Verifying the Laser
Frequency.
Contacting
Contacting
Humidity Is Too
Contacting
Us.
Contacting
Us.
High.
Instrument Temperature Is Out of
Us.
Thermo Scientific
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