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Toshiba B-570 manual Adjusting the print head position

Models: B-570

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2. MAJOR UNIT REPLACEMENT

EM18-33010A (Revision Date Feb. 01, ’96)

2.6 REPLACING THE PRINT HEAD

■Adjusting the print head position

1 Fit the jig in the platen and strip shaft.

2 Press the jig at an angle of 45° until it is sung against the print head. Then secure the print head.

Platen

Print Head

Jig

Strip Shaft

Ceramic

Strip Shaft

Platen

Fig. 2-14

3Remove the jig.

4Refer to page 6-43 and clear the maintenance counter.

5Refer to page 6-31 and perform test print.

NOTE: Use caution to prevent damage to the element during adjustment of the print head.

2-9

Image 12

Toshiba B-570 manual Adjusting the print head position

Contents

Series Table of Contents Procedure ChecksMajor Unit Replacement Disconnect power cord before replacing important partsReplacing the PS UNIT, I/F PC Board and CPU PC Board An oscilloscope Turn the power off and mount the left side Cover and top coverReplacing the Stepping Motor Replacing the Ribbon Motors Replacing the TAKE-UP MotorReplacing the Solenoid Head Up Link Solenoid Spring Pin Replacing the Print Head Old type print headAdjusting the print head position New type print head Replacing the Platen and Feed Roller Replacing the Platen and Feed Roller Replacing the Paper Sensor Replacing the Ribbon Back Tension BlockReplacing the Pinch Roller Shaft ASS’Y Adjustment Correcting Skew Printing Installation Procedure for the Optional Equipment High Speed PC Interface Board B-4800-PC-QMInstallation 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 Memory Module Expansion memory and drawing sizeFanfold Paper Guide Module B-4905-FF-QM Cutter Drive Cutter Mode Mechanism DescriptionHarness Wiring Dirty print head Clean the print head Toshiba TECFasten the head lever completely Refer to page 2-3 to adjust Parameter Setting Mode Test Print ModeSensor Setting Mode RAM Clear ModeDIAG. Test Operation Outline of the DIAG. Test OperationL I N E Press the Pause key. See NoteU S E Self Test Mode Maintenance Counter PrintingB 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 Parameters TransAutomatic 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 Print Condition ∙ Preset count ∙ Print speed Sample PrintPROGRAM/MASK ROM Check Kanji ROM CheckEeprom Check Dram CheckFlash Memory Card Check Sensor 1 Check Print status content description of each sensor/switch Label is removed Ribbon end sensorNon-transmissive With ribbon Ribbon endConnector FCN-781P024-G/P DIP SW CheckEXP. I/O Check R M a L E N D A D Error Head Broken Element CheckPress the Pause key twice Press the Feed key twice E R M a L H E a D C H E C KParameter Setting Mode Press the Pause keyParameter 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 Back Feed Length Fine Adjustment At the same time On Section Axis fine adjustmentPress the Pause key three times Press the Feed key Press the Pause keyFeed Length Fine Adjustment Example Cut Position Fine Adjustment ExampleWhen using a label with a length of less than 38 mm Case ConditionAre received Label pitchStrip Position Fine Adjustment Example Back Feed Length Fine Adjustment Example Axis Fine Adjustment Press the Pause key On Section Print tone 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 Character Code Selection Press the Pause key seven timesN T code At the same time On Section Font zero selectionFont Zero Selection R O F O N TFeed key or Restart Control Code Selection CodeCodeM a N U a L N T R O LPress the Pause key RestartRibbon Type Selection Press the Pause key ten times∙ Transmissive ribbon Select either ribbon type withRibbon Motor Drive Voltage Fine Adjustment Press the Pause key eleven timesStrip Wait Status Setting A T U S P EStacker Selection Press the Pause key fourteen timesA C K E R S Y S T E M O F F Threshold Manual Fine Adjustment for the Black Mark Sensor R E S H O L D RThreshold Manual Fine Adjustment for the Feed Gap Sensor Press the Pause key sixteen timesR E S H O L D T How To Calculate Theshold Fine Adjustment Value CaseWhen using labels transmissive sensor When using perforated labels transmissive sensorWhen using labels with black marks reflective sensor Kanji Code Selection Press the Pause key 17 timesN J I code Select either code withEuro Font Code Selection Press the Pause key 18 timesR O codeB O H Select the Euro font code with the Feed key orTransmission Control Mode Selection DTR/DSRRTS/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 Test Print Mode Normal Test PrintI N T C O N D I T I O N Pause keyI N T S P E E D N S O R T R a N S M I S S I V EB 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 ∙ Print Tone Fine Adjustment Value + Process Test PrintFrom B of the next Press the Pause key Bar code are printed on 5 labelsSensor Setting Mode Thermistor CheckPress the Feed key three times Black Mark Sensor Adjustment Press the Feed key Press the Pause key twiceFeed Gap Sensor Adjustment Paper End Setting for Black Mark Sensor Feed key Former value is displayedPaper End Setting for Feed Gap Sensor Indicates setting complete. Press the Pause key. See NotePress the Pause key five times RAM Clear Mode RAM Clear Mode TableOFF TypeB0H Maintenance Counter Clear R a M C L E a RI N T E C O U N T E R C L E a R M P L E T EParameter Clear R a M E T E R C L E a RSetup Floppy DiskIBM PC/AT SW#Down Load Procedure DD-MM-YYYYError Code ROM