Replacement
seca 644, 645
I
Safety measures
Before starting any work on the scale, first disconnect the power supply (mains and
batteries).
II Safety instructions against electrostatic charging (ESD protection measures)
ESD protective measures (electrostatic discharge) must be taken whenever work is
performed on electronic components. Please observe the following precautions so that you
can safely repair the scale:
Ground yourself using an antistatic wrist strap
Wear ESD safe shoes
Wear ESD compatible clothing
Only carry out the work to be performed in an electrostatic protective area
Make sure you have static conductive flooring
Only use ESD proof tools
05.02.2013/MRE
3 (9)
30-34-00-857