Toshiba B-EV4 Detection Area of the Transmissive Sensor, Detection Area of the Reflective Sensor

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1. OUTLINE

NOTES:

EO18-33025

1.5 Supply Specifications

1.To ensure print quality and print head life use only TOSHIBA TEC approved media.

2.When using a media roll of 76.2-mm (3”) inner core diameter, the 3”-Diameter Media Shaft included in the optional External Media Roll Hanger is required.

3.Precaution for use of labels

When labels are used for printing, please only use outside wound labels. Use of an inside wound label causes a paper jam.

 

Outside wound

Inside wound

 

 

 

Label

Usable

Not usable

 

 

 

Tag Paper

Usable

Usable

 

 

 

1.5.2 Detection Area of the Transmissive Sensor

The Transmissive sensor is fixed and positioned at 6.35 mm right of the center of the media path. The Transmissive Sensor detects a gap between labels, as illustrated below.

 

 

Area to be detected.

Sensor position

 

 

 

 

Label

Min. 2 mm

 

 

 

Gap

 

 

 

 

 

 

(Min. 6 mm:

 

 

 

Label

cut mode)

 

 

 

 

 

 

 

 

 

Min. 8 mm

Sensor position

Print side

Media feed direction

6.35mm

1.5.3 Detection Area of the Reflective Sensor

The figure below illustrates the relation between the head effective print width and media width. (for GS14 Type)

Out of print range

 

 

 

 

Print head element

 

 

 

 

 

Out of print range

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2 mm

108.0 mm±0.2mm

 

2 mm

 

 

 

 

 

(Head Effective Print Range)

 

 

 

 

 

 

112.0 mm (Max. media width)

(for TS14 Type)

Out of print range

3 mm

Out of print range

 

Print head element

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

106.0 mm±0.2mm

 

3 mm

 

(Head Effective Print Range)

 

 

 

 

 

 

 

 

 

 

112.0 mm (Max. media width)

1-10

Image 12
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