Toshiba B-450-R manual Stepping Motor

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2. MAJOUR UNIT REPLACEMENT

EO18-33021 2.2. REPLACING THE MOTOR

2.2.2 Stepping Motor

WARNING!

Be careful not to get burned when handling the stepping motor since it becomes very hot while printing.

1)Remove the CPU PC Board Ass’y. (Refer to Section 2.1)

2)Remove the two PT-3x10 screws to detach the Stepping Motor Ass’y.

PT-3x10 Screw

Stepping Motor Ass’y

3)Remove the two SMW-3x6 screws to detach the Stepping Motor.

SMW-3x6 Screw

Stepping Motor

4)Replace the Stepping Motor with a new one, and then reassemble in the reverse order of removal.

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Contents Series Table of Contents Checks ProcedureReplacing the CPU PC Board Major Unit ReplacementCN9 CN5 CN2 CN1 Release the two Hooks securing the Printer Unit Remove the SMW-3x6 screw, N-3 Nut and Ground Plate Ribbon Motor Replacing the MotorStepping Motor Replacing the PS Unit Hook PS Unit Printer Block Bottom Cover Detach the PS Unit from the Bottom Cover Power Switch Inlet Ass’y Replacing the Print Head Replacing the Sensor PCB TR Replacing the Media SensorSensor PCB TR Connector Sensor Holder Harness Rivet Replacing the Sensor PCB LED Release the two Hooks securing the Printer Unit Printer Unit Harness Rivet Sensor PCB LED Troubleshooting
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