B&K Precision 1747 - Manual - Manual (Page 29)

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6. Leaving the calibration menu
a) Turn off the power supply.
b) When turned on, the power supply will have the same parameters
programmed and saved before the calibration procedure.
6.4 Instrument Repair Service
Because of the specialized skills and test equipment required for instrument repair
and calibration, many customers prefer to rely upon B&K Precision for this service.
We maintain a network of B&K Precision authorized service agencies for this
purpose. To use this service, even if the instrument is no longer under warranty,
follow the instructions given in the
Warranty Service Instructions section of this
manual. There is a nominal charge for instruments out of warranty.
7 Error Messages
The following types of errors may occur:
• Self-test errors
• Calibration errors
• Command errors
The first two types of errors are displayed on the voltage display as: Er xx, where xx is
a number. The command errors are sent through the RS232 interface.
7.1 Self-Test Errors
Er 01: EEPROM does not respond
Er 02: CV not high
Er 03: CV not low
Er 04: CC not high
Er 05: CC not low
Er 06: ADC does not respond