Thermo Scientific Dionex ICS Series Operator's Manual page 79

If the deuterium lamp has been in operation for more than 2000 hours,
replace it (see
contact Thermo Fisher Scientific for assistance.
If the deuterium lamp has been in operation for less than 2000 hours,
turn off the lamp for at least 3 minutes and then turn it on again. If the
error message reappears, replace the lamp (see
error message does not appear again, run a manual data acquisition
for about 30 minutes. If you notice a shift in the absorbance signal
during this time, replace the lamp.
If the error message relates to the tungsten lamp, execute the
VisLampAge command.
If the tungsten lamp has been in operation for more than 2000 hours,
replace it (see
contact Thermo Fisher Scientific for assistance.
If the tungsten lamp has been in operation for less than 2000 hours,
turn off the lamp for at least 30 seconds and then turn it on again. If
the error message reappears, replace the lamp (see
error message does not appear again, run a manual data acquisition
for about 30 minutes. If you notice a shift in the absorbance signal
during this time, replace the lamp.
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Section 5.7). If the error message appears again,
Section 5.8). If the error message appears again,
4 • Troubleshooting
Section 5.7). If the
Section 5.8). If the
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