Agilent Technologies 89410A Service Manual page 40

Troubleshooting the Analyzer
To troubleshoot the power supply
Test
Location
P353, pin 1
P353, pin 2
P357, pin 2
J301
P356, pin 1
P355, pin 1
P355, pin 3
P355, pin 5
P355, pin 7
P355, pin 14
If the above voltages are correct, the fan is turning, and the power supply
fault LEDs are off, the power supply is operating correctly.
1-22
Nominal Minimum
Voltage ±10%
Voltage
+11 V +8 V
−11 V −11.6 V
+20 V +17.0 V
+5.1 V +4.8 V
+65 V +64.7 V
+8 V +7.8 V
−8 V −8.2 V
+15 V +14.6 V
−15 V −15.5 V
−5.2 V −5.4 V
Maximum
Voltage
+28 V
−10.5 V
+23.0 V
+5.2 V
+65.3 V
+8.2 V
−7.8 V
+15.5 V
−14.6 V
−5.0 V