Toshiba B-450-R manual Replacing the Motor, Ribbon Motor

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2. MAJOUR UNIT REPLACEMENT

EO18-33021

2.2. REPLACING THE MOTOR

2.2 REPLACING THE MOTOR

2.2.1 Ribbon Motor

1)Remove the CPU PC Board Ass’y. (Refer to Section 2-1)

2)Remove the two PT-3x10 screws and harnesses to detach the Ribbon Motor Attaching Plate.

Ribbon Motor

Harness

PT-3x10 Screw

Attaching Plate

Harness

PT-3x10 Screw

Ribbon Motor

 

 

Attaching Plate

3)Remove the four SMW-2.6x6 screws to detach the two Ribbon Motors from the Ribbon Motor Attaching Plate.

FLOIL G-488

SMW-2.6x6 Screw

SMW-2.6x6 Screw

Ribbon Motor

Ribbon Motor

Ribbon Motor Attaching Plate

4)Replace the Ribbon Motors with new ones, and then reassemble in the reverse order of removal.

2- 5

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Contents Series Table of Contents Procedure ChecksMajor Unit Replacement Replacing the CPU PC BoardCN9 CN5 CN2 CN1 Release the two Hooks securing the Printer Unit Remove the SMW-3x6 screw, N-3 Nut and Ground Plate Replacing the Motor Ribbon 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 Media Sensor Replacing the Sensor PCB TRSensor 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