KX-MB1520FX7/KX-MB1520FX8/KX-MB1520FXW/KX-MB1530FX7/KX-MB1530FXW
12.3.6.5. CALL SERVICE 17
"CALL SERVICE 17" means that the First use sensor problem.
Especially "CALL SERVICE 17" is appeared when the fuse which is installed in the Drum Unit PCB is not blown out within a specific
time.
Note:
Refer to Drum Life sensor circuit (P.62) for technical description.
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