Panasonic KX-MB283BR Service Manual page 42

KX-MB283BR
6.10.9.1. TONER DETECTION FLOW
CAUTION:
1. Toner low can be judged by continuous 5-times TONER LOW signal at only printing.
(It is not executed at.)
2. Toner full can be judged by continuous 3-times TONER FULL signal at initialization.
(It is not executed at printing.)
3. In the ordinal operation, "CHECK DRUM" is displayed when TONER EMPTY sensor does not generate a signal for 3.3 sec-
onds.
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