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“ U
8 ” is
displayed on
the unit
.
Re - energize 1
minute after de -
erergization
Is “ U 8 ” still
displayed ?
The zero - cross detection
circuit of the mainboard is
defined abnormal
. Replace
the mainboard.
M alfunction is
eliminated
.
The unit returns to normal
.
Conclusion
: U 8 is displayed due to
instant energization after de -
energization while the capacitor
discharges slowly
.
No
Yes
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Содержание ACP-09CH25GEK/I
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