Bosch WTA4410US Instruction de réparation - Page 3
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1.3
EEC
1.1.1
Description
1.1.2
Generally
Economy, environmental protection, control comfort, high functionality
and working reliability are realized with electrical household
appliances by the insertion of most modern electronics. This high-
quality technology requires a professional handling and a competent
specialized knowledge.
All electronic modules are equipped with components, which are
endangered by an electrostatic voltage.
1.1.3
Endangered coponents
The following elements are endangered by electrostatic voltage:
►
µ
Processors and IC`s
►
Transistors, thyristors and Triac`s
►
Diodes
1.1.4
Causes and effect
They lead an electrostatic voltage with itself:
113_58300000104082_ara_en_h.doc – 19.03.07
Electrostatically -
Endangering -
Components
►
of up to 35,000 V, if you walk over a non conductive carpet,
►
of up to 12,000 V, if you walk over a non conductive PVC soil
►
and of up to 1,800 V, if you sit on a padding chair.
The electrostatic voltage of their body is passed to electronics and
EEC`s affected by them, which are possibly damaged thereby.
Dead
►
A defect part
►
A defect component
►
A defect appliance
Slightly hurt
►
Damaged
►
Weakened
►
Early failure
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