22
Possible malfunctions and ways of its clearance
Possible
malfunction
Possible cause
of malfunction
Way of
clearance
There is no information
on display after turning
on.
The power elements are not
i n s t a l l e d o r t h e p o w e r
e l e m e n t s a r e i n s t a l l e d
disregarding the polarity.
I n s t a l l t h e
power elements
in accordance
with the polarity
The message
on
display.
T h e p o w e r e l e m e n t s a r e
discharged below the possible
level.
Replace the
power
elements.
