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To Attach Wiring from the Ion Source to the feedthrough board
Materials needed
• Gloves, clean, lint-free
• Pliers, long-nose (8710-1094)
Procedure
Attach the internal front analyzer electrical leads to the pins specified in
Table 23
wire that is missing from the standard source.
The wiring is described in
and
feedthrough board located next to the ion source.
Table 23
Wire description
Green beaded (2)
White with braided cover (2)
White (2)
Red (1)
Black (2)
Orange (1)
Blue (1)
White beaded (2)
White (2)
Brown (1)
5975/5977 Series MSD Operation Manual
•
Large (8650-0030)
•
Small (8650-0029)
on page 119. The extractor source has an additional brown extractor
Figure 21
on page 121. The term "Board" in the table refers to the
EI source board wiring
Table 23
and illustrated in
Feedthrough board label
Board, top left (HTR)
Board, top (RTD)
Board, center (FILAMENT-1)
Board, center left (REP)
Board, center (FILAMENT-2)
Board, top right (ION FOC)
Board, top right (ENTR LENS)
Board, bottom left (HTR)
Board, bottom (RTD)
Board, middle left
General Maintenance
Figure 20
on page 120
Connects to source/quad
Quad heater
Quad sensor
Filament 1 (top)
Repeller
Filament 2 (bottom)
Ion focus lens
Entrance lens
Ion source heater
Ion source sensor
Extractor lens
(Extractor EI ion source only)
4
119
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