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If the front cover is opened and closed during toner
near-end/end:
The toner supply motor turns on for 1.1 s
Then the toner supply clutch turns on for 1 s
Then, if the toner end sensor detects toner:
The machine compares the current TD sensor
output (V
If V
is less than or equal to V
T
toner. Toner near-end/end is cleared.
If V
is more than V
T
still no good after 7 attempts, toner near-end/end
remains.
The machine uses the TD sensor to determine whether the toner concentration has
risen sufficiently.
The slide summarizes this procedure.
Toner End Recovery
) with the reference voltage (V
T
, the clutch turns on again. If
REF
Service Manual, section 6.9.10, Toner End Recovery
).
REF
, there is enough
REF
192
192
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