Toshiba B-570 manual Replacing the Solenoid

Page 9

2. MAJOR UNIT REPLACEMENT

EM18-33010A

2.5 REPLACING THE SOLENOID

2.5 REPLACING THE SOLENOID

NOTE: The following procedure can be employed without removing the top cover and left side cover.

1)Before removing the ribbon stopper, check its attaching direction for later installation. Remove the ribbon stopper from the ribbon shaft on which the ribbon is wound.

2)Remove the two SM-4x8B screws, disconnect the connector CN1 on the RSV PC board to detach the solenoid unit.

Connector CN1 (3 pin)

Screw (SM-4x8B)

Solenoid Attaching Plate

Ribbon Shaft

CN2 (2 pin)

RSV PC Board

Ribbon Stopper

Print Block	Fig. 2-10

3)Remove the two SM-3x5B screws and disconnect the CN2 connector on the RSV PC board to detach the solenoid.

Connector CN2 (2 pin)

Solenoid

Solenoid Attaching Plate	RSV PC Board

Screw (SM-3x5B)

Fig. 2-11

2-6

Image 9

Contents Series Table of Contents Checks ProcedureDisconnect power cord before replacing important parts Major Unit ReplacementReplacing the PS UNIT, I/F PC Board and CPU PC Board Cover and top cover An oscilloscope Turn the power off and mount the left sideReplacing the Stepping Motor Replacing the TAKE-UP Motor Replacing the Ribbon MotorsReplacing the Solenoid Head Up Link Solenoid Spring Pin Old type print head Replacing the Print HeadAdjusting the print head position New type print head Replacing the Platen and Feed Roller Replacing the Platen and Feed Roller Replacing the Ribbon Back Tension Block Replacing the Paper SensorReplacing the Pinch Roller Shaft ASS’Y Adjustment Correcting Skew Printing High Speed PC Interface Board B-4800-PC-QM Installation Procedure for the Optional EquipmentInstallation Procedure for the Optional Equipment Cutter Module B-4205-QM EM18-33010A SVO7A1003 Nov ’97 Adjusting the Cutter Guide Plates Mount the cutter cover with the two screwsRemoved Parts ’ty/Unit Front plate Expansion memory and drawing size Memory ModuleFanfold Paper Guide Module B-4905-FF-QM Mechanism Description Cutter Drive Cutter ModeHarness Wiring Dirty print head Clean the print head Toshiba TECFasten the head lever completely Refer to page 2-3 to adjust Test Print Mode Parameter Setting ModeSensor Setting Mode RAM Clear ModeOutline of the DIAG. Test Operation DIAG. Test OperationL I N E Press the Pause key. See NoteU S E Maintenance Counter Printing Self Test ModeB B O N I N T E N a N C E C O U N T E RSample Print Print Condition ∙ Preset count ∙ Print speed Trans ParametersAutomatic Diagnostic Printing B B O N T R a N S M I S S I V EPress the Pause key On .2.3 Head Broken Element Check Sample Print Print Condition ∙ Preset count ∙ Print speedPROGRAM/MASK ROM Check Kanji ROM CheckEeprom Check Dram CheckFlash Memory Card Check Sensor 1 Check Label is removed Ribbon end sensor Print status content description of each sensor/switchNon-transmissive With ribbon Ribbon endConnector FCN-781P024-G/P DIP SW CheckEXP. I/O Check Head Broken Element Check R M a L E N D A D ErrorPress the Pause key twice Press the Feed key twice E R M a L H E a D C H E C KPress the Pause key Parameter Setting ModeParameter Setting Mode Table Feed Length Fine Adjustment Press the Feed keyE D a D J U S T 2 Cut/Strip Position Fine Adjustment Press the Pause key twiceT a D J U S T At the same time On Section Axis fine adjustment Back Feed Length Fine AdjustmentPress the Pause key three times Press the Feed key Press the Pause keyCut Position Fine Adjustment Example Feed Length Fine Adjustment ExampleCase Condition When using a label with a length of less than 38 mmAre received Label pitchStrip Position Fine Adjustment Example Back Feed Length Fine Adjustment Example Press the Pause key On Section Print tone fine adjustment Axis Fine AdjustmentPress the Pause key four times D J U S TAxis Fine Adjustment Example Print Tone Fine Adjustment Thermal transfer printing fine adjustmentThermal direct printing fine adjustment Press the Pause key seven times Character Code SelectionN T code At the same time On Section Font zero selectionFont Zero Selection R O F O N TFeed key or Restart Code Control Code SelectionN T R O L CodeM a N U a LPress the Pause key RestartPress the Pause key ten times Ribbon Type Selection∙ Transmissive ribbon Select either ribbon type withPress the Pause key eleven times Ribbon Motor Drive Voltage Fine AdjustmentA T U S P E Strip Wait Status SettingStacker Selection Press the Pause key fourteen timesA C K E R S Y S T E M O F F R E S H O L D R Threshold Manual Fine Adjustment for the Black Mark SensorThreshold Manual Fine Adjustment for the Feed Gap Sensor Press the Pause key sixteen timesR E S H O L D T Case How To Calculate Theshold Fine Adjustment ValueWhen using labels transmissive sensor When using perforated labels transmissive sensorWhen using labels with black marks reflective sensor Press the Pause key 17 times Kanji Code SelectionN J I code Select either code withPress the Pause key 18 times Euro Font Code SelectionR O codeB O H Select the Euro font code with the Feed key orDTR/DSR Transmission Control Mode SelectionRTS/CTS Restart key atReset Selection when the Input Prime Signal is on Press the Pause key 20 timesP U T P R I M EO N Normal Test Print Test Print ModeI N T C O N D I T I O N Pause keyN S O R T R a N S M I S S I V E I N T S P E E DB E L L E N G T H P E R F E E DFeed key or Restart key From B of the preceding Test Print Sample Process Test Print ∙ Print Tone Fine Adjustment Value +Press the Pause key Bar code are printed on 5 labels From B of the nextSensor Setting Mode Thermistor CheckPress the Feed key three times Press the Feed key Press the Pause key twice Black Mark Sensor AdjustmentFeed Gap Sensor Adjustment Feed key Former value is displayed Paper End Setting for Black Mark SensorPaper End Setting for Feed Gap Sensor Indicates setting complete. Press the Pause key. See NotePress the Pause key five times RAM Clear Mode Table RAM Clear ModeOFF TypeB0H R a M C L E a R Maintenance Counter ClearI N T E C O U N T E R C L E a R M P L E T ER a M E T E R C L E a R Parameter ClearFloppy Disk SetupIBM PC/AT SW#DD-MM-YYYY Down Load ProcedureROM Error Code