Toshiba BSA4TMTS12QMR, BSA4TMGS12QMR manual Stepping Motor and Top Cover Open Sensor Left

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3.MAIN UNIT REPLACEMENT

EO18-33016A

3.4 Stepping Motor and Top Cover Open Sensor (Left)

3.4 Stepping Motor and Top Cover Open Sensor (Left)

1.Remove the Side Panel from the printer. (Refer to Section 3.2.)

2.Remove the Platen Ass’y. (Refer to Section 3.3.)

3.Open the Top Cover and remove the screw which secures the Stepping Motor Frame.

SMW-3x6 Screw

4. Remove the screw to detach the Platen Gear Frame.

Platen Gear Frame

SMW-3x6 Screw

5.Remove the Platen Pulley Spacer together with the Platen Gear Frame.

6.Disconnect the Top Cover Open Sensor Cable.

Platen Pulley Spacer

Top Cover Open Sensor (Left)

NOTE: The Platen Pulley Spacer can be attached in either orientation.

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Contents SA4T Series Table of Contents Procedure UnpackingPrinter Installation Main Unit Replacement PS UnitDraw out the PS PC Board Unit from the printer Main PC Board Ass’y SA4TM SA4TPCable Protection Cover CN9 CN6 Be careful not to pinch the lead wires by the Side Panel Platen Stepping Motor and Top Cover Open Sensor Left Do not remove, just loosen Adjustment of Timing Belt Ribbon Motor/Ribbon Sensor Remove the screw to detach the Ribbon Motor Unit Remove the screws to detach the Ribbon Motors FLT-3x8 Screw Locating Pin Fan Motor Operation Panel For the B-SA4TM Remove the two screws to detach the LCD PC board Operation Panel For the B-SA4TP Panel PC Board LCD PC Board Print Head Never loosen or remove these screwsDisconnect the Print Head Cable from the Print Head Disconnect the Print Head Cable from the Print Head Media Sensor Ring Remove the Lower Sensor Cover Top by releasing the two hooks Sensor Harnesses Media Sensor Top Cover Open Sensor Right Remove the two screws from the Stepping Motor Unit Disconnect the Top Cover Open Sensor Harness Blue Periodic Maintenance Procedure Cutter Unit Set Screw Same way, clean the outside of the cutter blade Apply Floil G-488 to the cutter unit using a soft cloth Troubleshooting Printer does not turn onEeprom Error is displayed Head Open is displayedSome printers show on Line and others show in Line Printer cannot enter the system mode Printer cannot enter the download modeHead Temp is displayed when printing is attempted Head temperature may be higher Troubleshooting Ribbon Error is displayed Characters cannot be printedRibbon is not taken up „ Situation Communication

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