Keithley 2015 Service Manual page 157

Service Form
Model No. _____________ Serial N o. ___________________ Date________________
Name and Telephone No. _________________________________________________________
Company ______________________________________________________________________
List all control settings, describe problem and check boxes that apply to problem. _________________________
__________________________________________________________________________________________
__________________________________________________________________________________________
Intermittent
IEEE failure
Front panel operational
Display or output (check one)
Drifts
Overload
Calibration only
(attach any additional sheets as necessary)
Show a block diagram of your measurement including all instruments connected (whether power is turned on or
not). Also, describe signal source.
Where is the measurement being performed? (factory, controlled laboratory, out-of-doors, etc.)_______________
__________________________________________________________________________________________
What power line voltage is used? ___________________ Ambient temperature? ________________________ °F
Relative humidity? ___________________________________________Other?___________________________
Any additional information. (If special modifications have been made by the user, please describe.)
__________________________________________________________________________________________
__________________________________________________________________________________________
Be sure to include your name and phone number on this service form.
Analog output follows display
Obvious problem on power-up
All ranges or functions are bad
Unable to zero
Will not read applied input
Certificate of calibration required
Particular range or function bad; specify
_______________________________
Batteries and fuses are OK
Checked all cables
Unstable
Data required