Atdc Sensor Automatic Adjustment - Minolta Di152 Service Manual

12-4. ATDC Sensor
The ATDC Sensor detects the toner-to-carrier ratio (T/C) of the developer in the Developer
Mixing Chamber.
(1)

ATDC Sensor Automatic Adjustment

The reference value for the ATDC Sensor is automatically adjusted as detailed below using
the ATDC Sensor Automatic Adjustment mode.
With the copier set in the ATDC Sensor Automatic Adjustment mode, press the Start key.
The developer is mixed.
The ATDC Sensor converts the reference T/C (14 %) to a corresponding voltage
value and outputs it.
Does the output voltage fall within the range from 2.36 to 2.44 V?
YES
The voltage input to the ATDC Sensor from the
Master Board at this time is fixed as the reference
voltage.
2nd Toner Conveying Roller
ATDC Sensor UN1
NO
The voltage input to the ATDC Sensor from
the Master Board is varied.
2.45 V or more: Decrease the voltage.
2.35 V or less: Increase the voltage.
M-23
4021M019AA