Maintenance and Troubleshooting 103
Troubleshooting the Protein Application
7
Symptoms (Protein)
Missing Peaks
Back to “Symptoms (Protein)” on page 89
Most probable causes Solution
Gel-dye mix was loaded in the destain
well.
Prepare a new chip.
Probable causes Solution
Fingerprint on focusing lens or on the
backside of the chip.
Clean lens as described in “Cleaning the Lens” on page 143.
Do not touch the underside of the chip.
Least probable causes Solution
Defective laser. Check the laser stability using the “Overview” on page 30. If the laser test fails,
contact Agilent Technologies at www.agilent.com/genomics/contact.
Autofocus failure. Check autofocus using the “Overview” on page 30. If autofocus test fails,
contact Agilent Technologies at www.agilent.com/genomics/contact.
High voltage power supply defective. Check high voltage stability using the “Overview” on page 30. If the high voltage
stability test fails, contact Agilent Te c hn o l ogi e s at
www.agilent.com/genomics/contact.
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