Hardware manual

Maintenance 4
Agilent 7500 Series ICP-MS Hardware Manual 4-125
3 If the correct ion lens is not shown in the dialog box, click the Change
button. The Change Ion Lens Type dialog box appears.
Figure 103 Change Ion Lens Type dialog box
4 Select the correct ion lens and then click OK.
5 Exit the MassHunter Workstation (or ChemStation) software.
When changing the ion lens, refer to the following section for tuning.
•"ce" Lens: Tuning for Sensitivity (Agilent 7500cx) in chapter 1 of the
Agilent 7500 Series ICP- MS Tuning and Application Handbook
•"cs" Lens: Tuning for Sensitivity (Agilent 7500cs) in chapter 1 of the
Agilent 7500 Series ICP- MS Tuning and Application Handbook
Adjusting the Octopole
After performing maintenance on the Reaction cell, it is necessary to match
the impedance between the Octopole and the Octopole RF power source. The
following procedure explains how to adjust the Octopole.
1 Check the following:
The Agilent 7500 is at the appropriate \vacuum level and is in Standby
mode.
For pumping down the system, refer to “Sealing the Vacuum Chamber and
Pumping Down the System” in this section.
2 Close the right and left hoods.
You cannot perform the adjustment with these covers open.