Control Box Assy - Brother GT-3 Series Service Manual

6-2-12. Control Box Assy

Adjust the firmware with GT-3 Service Tool, after you replace to the new Control Box. (Refer to "3-3. GT-3
Service Tool".) Refer to the page "How to connect/disconnect the FFC Connector" in "6-2-18. Replacing the
Carriage PCB Assy" when you handle FFC Connectors.
Required Tools
Thermistor
Disassembling
1.
Remove the AC Cord and remove the Cover DR (right side), Cover PB and Cover DB. (Refer to "6-1-2.
Assembling/Disassembling of the Covers".)
2.
Remove the Power Cover. (Refer to "6-2-10. Power Unit".)
3.
Remove the one Connector (1) and the two Faston Terminals (2).
(1)
4.
Remove the two screws (3) that connect the Ground Wire (green/yellow).
Loosen the one screw (5) on the Harness (AC Power) cover (4) of the primary side and the remove the
Cover (4).
(4)
(4)
(3)
(4)
GT-3 Series
6. Replacing Parts
(2)
(5)
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