Toshiba B-852-R manual Replacing the Head Up Sensor

2. MAJOR UNIT REPLACEMENT EO18-33018

2.6Replacing the Head Up Sensor, Slit Sensor (Rewind/Feed) and Ribbon Motor (Rewind/Feed)

2.6Replacing the Head Up Sensor, Slit Sensor (Rewind/Feed) and Ribbon Motor (Rewind/Feed)

Prior to replacing the sensors or ribbon motor, perform the following operations.

1)Open the top cover. (Refer to Section 2.1.)

2)Remove the side cover L from the printer. (Refer to Section 2.1.)

3)Press down the head block release lever and raise the print head block.

Print Head Block

Head Block

Release Lever

4)Remove the MAIN PC board ass’y. (Refer to Section 2.3.)

2.6.1 Replacing the Head Up Sensor

1)Remove the sensor harness and the SMW-3x6 screw, then remove the head up sensor from the

printer.

Head Up Sensor SMW-3x6 Screw

Sensor

Harness

2)Push and release the hook A, then release the hook B to remove the head up sensor from the sensor holder.

Sensor Holder Head Up Sensor

1

2

Hook A

1

Hook B

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