GW Instek GDM-350B - Manual (Page 32)

GDM-350B User Manual
30
M
AINTENANCE
Warning
Make sure the test leads are removed and the power is turned off the meter
before opening the cover.
General Service and Maintenance
 Periodically wipe the case with a damp cloth and mild detergent. Do not use
abrasives or solvents.
 If there are any abnormalities in the meter, stop using the meter and return to an
authorized service center.
 When the meter needs to be calibrated, return the unit to an authorized service
center.