Maintenance and Troubleshooting | 6-27
Observe the top line of the
Display
readout. The following messages
are displayed during the Auto-Setup sequence:
• Adjusting PMT Level
• Adjusting Lamp Pulses
• Adjusting PMT Balance
• Adjusting PMT Level
• Adjusting Lamp Pulses
• Setting Up ALC
• Off/Completed
When the message “
Off/Completed
” is displayed, the Auto-Setup is
complete.
4. From the
Optical Bench
dialog box, check the
PMT Level
and
PMT
Balance
values again. The
PMT Level
should be between 7200–7400
mV, while the
PMT Balance
should be between 2000 mV and 8000 mV.
5. If further adjustments are required, refer to “Manipulating the PMT
Level and PMT Balance,” following this section.
Cancel Auto-Setup
To cancel the Auto-Setup, click
Cancel Auto-Setup
on the
Optical Bench
dialog box.
Содержание 931S
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Страница 71: ...Installation and Start Up 3 25 Figure 3 8 Conduit entries and AC power connection locations Lower Enclosure...
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Страница 221: ...Maintenance and Troubleshooting 6 37 Figure 6 12 Optical Bench Chopper Assembly Maintenance diagram 100 2313 1A...
Страница 237: ...Maintenance and Troubleshooting 6 53 Figure 6 14 AC Distribution board P N 100 1771...
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Страница 239: ...Maintenance and Troubleshooting 6 55 Figure 6 16 Microcontroller board P N 100 1781 SW400...
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Страница 263: ...Appendix A Drawings A 7 RS 232 Cable Communications Connections 300 9480...
Страница 264: ...A 8 Model 931S Model 932S UV Analyzers Optical Bench Board 100 1662...
Страница 265: ...Appendix A Drawings A 9 PMT Buffer Board 100 0140...
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