Vacuum Service Switch - Thermo Scientific TSQ Series Hardware Manual

Table 2. On/Off status of mass spectrometer components, voltages, and gas flows (Sheet 2 of 2)
Mass spectrometer component
Power supply, electron multiplier,
and conversion dynode
Power supply, 8 kV
PS1 power supply, +24 V
PS2 power supply, +5, ±15,
±24 V dc
PS3 power supply, +36,
-28 V dc
Fan, turbomolecular pump
Fan, above manifold
Fan, center wall
Convectron gauge, foreline
Convectron gauge, collision cell
Ion gauge
Thermo Scientific
Electronics
Standby Off
service
switch in
Service Mode
position
Off Off Off
Off Off Off
On On On
On On Off
On On Off
On On On
On On On
On On On
On On On
On On Off
On On Off
3
System Shutdown, Startup, and Reset
Turning Off Selected Mass Spectrometer Components
Vacuum service MS
switch (TSQ Main Power
Quantum Access) circuit breaker
in Service Mode switch in Off
position position
Off Off
Off Off
Off Off
Off Off
Off Off
Off Off
Off Off
Off Off
On Off
On Off
Off Off
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