Troubleshooting Based On Diagnostic Tests; Troubleshooting Based On Diagnostic Tests; Electronic Noise Test; Stray Light Test - Agilent Technologies 1260 Infinity User Manual

6 Troubleshooting and Diagnostics

Troubleshooting Based on Diagnostic Tests

Troubleshooting Based on Diagnostic Tests

If the actions described in the noise test procedures (see
Procedures"
actions should be performed by the service.

Electronic Noise Test

In case the electronic noise is higher than expected, see
Observed"

Stray Light Test

In case the intensity of the stray light/background noise is out of the expected
range, see

Failed Run of Standard Sample

In case the noise tests have passed, but the peak area for a standard is lower
than previous reference measurements, check the nebulizer (see
Nebulizer"
running the test using a backpressure loop instead of a column.
78
on page 71) do not solve the problems of failing tests, following
on page 80.
"No Signal is Observed"
on page 86), make sure you are using a fresh sample and consider
on page 79.
Agilent 1260 Infinity ELSD User Manual
"Noise Test
"A Noisy Signal is
"Cleaning the