Keysight U3606B, Service Manual

Page: 91 / 123

Calibration Procedures 1
Keysight U3606B Service Guide 91
6 Press to start the adjustment. The word CALib starts flashing to indicate
that the calibration is in progress.
– Successful completion of the adjustment is indicated by a short beep and
the display briefly showing PASS.
– An adjustment failure is indicated by a long beep, the display showing FAiL
along with a calibration error number. Correct the problem and repeat this
procedure.
7 Repeat step 3 through step 6 for each output adjustment item shown in
Table 1-32 .
For adjustment item “LOAd1”, “LOAd2”, “LOAd3”, and “LOAd4”, connect an
additional fixed resistor across the front panel
(red) output terminal and the
I (red) terminal according to the fixed resistors value on Table 1-32 . Leave the
(black) terminal and LO (black) terminal connected.
8 Verify the constant current adjustments using the “CC programming and
readback accuracy” on page 56.
Table 1-32 Constant current output adjustment
Adjustment item Output current
OUt-L AUTO calibration
OUt-H AUTO calibration
OUT
SBY
Fixed resistor