Toshiba B-EV4 manual Replacing the Important Parts

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3. REPLACING THE IMPORTANT PARTS

EO18-33025

(Revision Date: Mar. 27, 2009)

3.3 Replacing the Main PC Board

6.Replace the main PC board with a new one, then reassemble in the reverse order of removal.

7.After replacement, perform the following operations.

●Perform a media sensor calibration with the button of the printer or B-EV4 Setting Tool.

Regarding the media sensor calibration, refer to the Owner’s Manual or the B-EV4 Setting Tool Specification posted on the Barcode Knowledge Pot.

URL of Barcode Knowledge Pot: http://barcode.toshibatec.co.jp/Ris/products/barcode/support/en/index.php

●Perform a printer parameter setting with the B-EV4 Setting Tool.

●Perform an interface setting (RS-232C, Eternet) with the B-EV4 Setting Tool. NOTE: It is possible to save/upload the printer parameter and interface setting

into/from the PC with the B-EV4 Setting Tool.

8.Also, make sure the printer performs correctly for the following points.

•The sensor adjustment is performed correctly.

•Printing is performed correctly during the diagnostic test print.

•When the PC connected to the printer sends sample data to the printer, printing is performed correctly.

NOTE: Firmware download onto the Main PC board

Perform a firmware download onto the Main PC board if necessary (in the case of alteration/addition to the specification).

Regarding the download procedure, refer to Firmware Down Loading Procedure which is posted on the Barcode Knowledge Pot. The firmware program to be downloaded is also available from this website.

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Contents EV4 Series Table of Contents Feature of the B-EV4D/EV4T Front ViewRear View InteriorEV4T Indication of the Model Name V 4 D G S 14 QM RBasic Specifications EV4D EV4TTUV External Media Holder B-EV904-PH-QM-R Key and LED Color StatusSupply Specifications Media TypeDetection Area of the Transmissive Sensor Detection Area of the Reflective SensorRibbon Figure below shows the effective print area on the mediaElectronic Specifications Block DiagramMain PC Board Layout U6 SdramDescription of the Main PC Board SdramDC/DC Converter U22 Type TS34063 JP2 SD Card Slot JP7 Serial Interface JP9 USB Type Type B Connector JP20 Ribbon End Sensor Print Head JP30 Replacing the Important Parts LubricationReplacing the Top Cover EV4T modelEV4D model Hook Media View Window Disconnect the connector from the feed button PC board Replacing the Lower Cover Replacing the Main PC Board Replacing the Important Parts Replacing the Platen Ass’y Replacing the Print Head Ass’y Remove the two screws which secure the print head ass’yConnector Print Head Ass’y Bracket Print Head Block Latch Top Inner Cover Remove the two pins which secure the print head ass’y Plate Replacing the Stepping Motor Lubrication Replacing the Gear Cover Replacing the Important Parts Replacing the Feed Button PC Board Replacing the Cover Open Sensor Replacing the Ribbon Sensor B-SV4T model only Replacing the Black Mark Sensor Remove the black mark sensorReplacing the Important Parts Replacing the Feed Gap Sensor Lower Replacing the Important Parts Replacing the Feed Gap Sensor Upper Remove the feed gap sensor upperReplacing the Important Parts Troubleshooting LED StatusPrint Quality Ribbon run out Loading the ribbonMaintenance Maintenance System Mode Abort of Label Format Auto Call Sensor Adjustment
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