2998 lamp is red and error message:Wavelength calibration failure - WKB86910

SYMPTOMS

• Lamp led is red.
• Wavelength calibration failure.
• Replacing lamp does not resolve issue.
• Cleaning cell with organic solvent does not resolve issue.

ENVIRONMENT

2998 Photodiode Array Detector

CAUSE

One or more calibration peak accuracy not <1 nm.

FIX or WORKAROUND

1. Perform an erbium calibration (see WKB6197).
2. Save new calibration values Lambda 1 and Lambda 512.
3. Reset 2998.
4. Perform wavelength verification.

ADDITIONAL INFORMATION