Specifications

BARTINGTON INSTRUMENTS
Page 15 of 18 OM2443/2
Note: For best results, after switching on the power, leave the PSU1 for 20 minutes for the
internal temperature to stabilise, before performing any measurements.
10. Troubleshooting
If the PSU1 exhibits unexpected behaviour, please check possible causes in the following table:
Fault Possible Cause Solution
No power output from the
PSU1
Battery flat Recharge
Battery expired Replace batteries and
charge
Battery not fitted Fit batteries and charge
None of the above Return to Bartington
Instruments for repair
PSU1 does not charge Failed 12V charger Replace charger
Battery not fitted Fit batteries and charge
None of the above Return to Bartington
Instruments for repair
PSU1 does not hold its
charge (reduced battery
operation)
Batteries expired Replace batteries and
charge
PSU1 stuck in AC or DC
coupling mode
Defective component Return to Bartington
Instruments for repair
PSU1 stuck in Balanced or
Unbalanced mode
Defective component Return to Bartington
Instruments for repair
One or both LEDs do not
light correctly
Defective component Return to Bartington
Instruments for repair