Thermo Scientific
TSQ Altis, Quantis, and Fortis Hardware Manual
25
7
Controls and Indicators
Become familiar with the controls and indicators on your MS.
LEDs
See
for the LED indicators on the instrument front panel and
for their
descriptions.
Figure 16.
LEDs on the instrument front panel
Table 2.
LEDs for the MSs
LED
State
Description
Power
Green
The MS is receiving power.
(The electronics service switch is in the Operating
Mode position.)
Off
The MS is not receiving power. (The electronics
service switch is in the Service Mode position.)
Vacuum
Green
The vacuum is within the allowable operating range.
Yellow
The vacuum is outside the allowable operating range.
Off
The MS is either off or in the process of starting up.