Agilent 1200 Infinity Series DAD User Manual 115
Troubleshooting and Diagnostics
6
Intermittent Issues
Intermittent Issues
Loose Optical Cable
Following intermittent problems may occur:
• Baseline (drift/noise)
• No peaks
• Lamp intensity test fails
• WL verification fails
• Other effects related to the optics
In such a case check the cable connection between optical unit (under the
cover, see Figure 33 on page 115) and the main board. If this is loose,
intermittent or constant effects can be seen.
Figure 33 Location of Cover at Optical Unit
Do not start replacements (optical or main board) before above check.
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