Dynode And Multiplier Power Supply - Thermo Scientific ISQ 7000 Hardware Manual

Dynode and Multiplier Power Supply

Thermo Scientific
 To replace the dynode and multiplier power supply
Note See the ISQ and TSQ GC-MS Spare Parts Guide for information about ordering this
component.
1. Shut down your system by following the steps in
on page 149.
Note You do not have to remove the ion source cartridge or the column or vent the
instrument. If you are using hydrogen as a carrier gas, power off the GC.
2. Use a T20 Torxhead screwdriver to loosen the top cover panel and left side panel screws
from the interior front panel. Then slide the left and top cover panels toward the back of
the instrument and lift them off.
3. Use a T20 Torxhead screwdriver to remove the two screws holding the support bracket to
the middle of the instrument.
Figure 389. Removing the Controller Interface Board Support Bracket
Support Bracket
Dynode/Multiplier
Power Supply
3
Advanced Maintenance
Replacing the Power Supplies
"Shutting Down the ISQ 7000 System"
ISQ 7000 Hardware Manual 349