Power Supply Indicator; Detector Status Indicator - Agilent Technologies 1100 Series Reference Manual

3 Troubleshooting and Test Functions
with green light
Figure 19

Power Supply Indicator

The power supply indicator is integrated into the main power switch. When the
indicator is illuminated (green) the power is ON.

Detector Status Indicator

The detector status indicator indicates one of four possible detector conditions:
• When the status indicator is OFF (and power switch light is on), the detector is in a
• A green status indicator, indicates the detector is performing an analysis (run mode).
• A yellow indicator indicates a not-ready condition. The detector is in a not-ready
• An error condition is indicated when the status indicator is red. An error condition
48 1100 Series DAD and MWD Reference Manual
Location of Status Indicators
prerun condition, and is ready to begin an analysis.
state when it is waiting for a specific condition to be reached or completed (for
example, immediately after changing a set point), or while a self-test procedure is
running.
indicates the detector has detected an internal problem which affects correct
operation of the detector. Usually, an error condition requires attention (e.g. leak,
defective internal components). An error condition always interrupts the analysis.