7URXEOHVKRRWLQJ
80DOIXQFWLRQ
M alfunction is
eliminated.
No
Yes
“U8” is
displayed on
the unit.
Re-energize 1
minute after
de-erergization
Is“U8”
still displayed?
The zero-cross detection
circuit of the mainboard is
defined abnormal. Replace
the mainboard.
The unit returns to normal.
Conclusion: U8 is displayed due to
instant energization after de-
energization while the capacitor
discharges slowly.
Summary of Contents for ACP-12CH35GEK
Page 1: ...ACP 12CH35GEK Service manual ENG RoHS ...
Page 2: ......
Page 5: ...ACP 12CH35GEK ACP 12CH35GEK I ...
Page 6: ...ACP 12CH35GEK O ...
Page 26: ......
Page 28: ... SORGHG 9LHZV DQG 3DUWV LVW ACP 12CH35GEK I ...
Page 30: ...ACP 12CH35GEK O ...
Page 49: ......
Page 50: ......
Page 51: ......