Inficon Transpector MPH Operating Manual page 133

Table 7-1 Symptom—Cause—Remedy chart (continued)
SYMPTOM
Temperature error
Overpressure
Electrometer Error
Mass Filter Error
Ion Source Error
Detector Error
DSP
Communications
Error
DEC
Communications
Error
CAUSE
Transpector MPH internal
ambient temp >70°C
Electronics failure
Total pressure plate current
exceeded trip threshold
Total pressure plate is
contaminated
Excessive current (>2E-6
Amps)
Electronics failure
Bad tune file
Contaminated quadrupole
Incorrect Ion source settings
Ion source contaminated
EM voltage set too high
Detector not working
correctly
Incorrect DSP response
detected
Incorrect DEC response
detected
Transpector MPH Operating Manual
REMEDY
Verify unit is installed
properly, ambient temp
<50°C.
Verify that there are no heat
sources in local proximity.
Verify that internal fan is
running.
Return to INFICON for repair.
Reduce pressure.
Replace ion source.
Reduce pressure.
Reduce EM voltage.
Return to INFICON for repair.
Retune RGA.
Return to INFICON for repair.
Load original configuration
file.
Replace Ion source.
Reduce EM voltage.
Replace EM detector.
Reset electronics box.
Return electronics box to
INFICON for repair.
Reset electronics box.
Return electronics box to
INFICON for repair.
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