Agilent Technologies 89410A - Page 40

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Troubleshooting the Analyzer
To troubleshoot the power supply
If the above voltages are correct, the fan is turning, and the power supply
fault LEDs are off, the power supply is operating correctly.
Test
Location
Nominal
Voltage ±10%
Minimum
Voltage
Maximum
Voltage
P353, pin 1 +11 V +8 V +28 V
P353, pin 2 −11 V −11.6 V −10.5 V
P357, pin 2 +20 V +17.0 V +23.0 V
J301 +5.1V +4.8V +5.2V
P356, pin 1 +65 V +64.7 V +65.3 V
P355, pin 1 +8 V +7.8 V +8.2 V
P355, pin 3 −8V −8.2 V −7.8 V
P355, pin 5 +15 V +14.6 V +15.5 V
P355, pin 7 −15 V −15.5 V −14.6 V
P355, pin 14 −5.2 V −5.4 V −5.0 V