Keysight E3631A Service Manual

Service 5
Keysight E3631A Service Guide 117
631
System DAC test failed This test checks if the DAC hardware is functional. The
main controller U17 (U10 for serial MY53xx6xxx) sends a reference voltage data to
DAC and converts the DAC output to digital data to see if the digital data is within a
valid range.
632
P6V hardware test failed This test checks the the status of voltage and current error
amplifiers for +6V power circuit. If both amplifiers are not operational, the power
supply will beep and the error annunciator will be on.
633
P25V hardware test failed This test checks the the status of voltage and current
error amplifiers for +25V power circuit. If both amplifiers are not operational, the
power supply will beep and the error annunciator will be on.
634
N25V hardware test failed This test checks the the status of voltage and current
error amplifiers for -25V power circuit. If both amplifiers are n

Keysight E3631A Specifications

General

Brand	Keysight
Model	E3631A
Category	Power Supply
Language	English