Brother MFC7050C Service Manual page 74

(4) Disassemble the ink empty sensor PCB ASSY according to the steps below:
- Pull up the latch of the sensor cover (in the direction of arrow •) and slide the sensor cover
in the direction of arrow ‚ to separate the sensor cover from the sensor holder.
- Remove the ink empty sensor PCB.
- Remove the star wheels and their springs.
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Reassembling Notes
• When setting the ink empty sensor PCB to the sensor holder, face the device-mounting side
down.
• When setting the sensor cover to the sensor holder, fit hole "A" of the sensor cover over tab "a"
of the sensor holder and then insert "B" into "b" as shown above.
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