Toshiba B-EV4 Series Manual&Nbsp;

EO18-33025
(Revision Date: Mar. 27, 2009)
TABLE OF CONTENTS
Page
1. OUTLINE------------------------------------------------------------------------------------------------------------- 1- 1
1.1 Features of the B-EV4D/EV4T-------------------------------------------------------------------------- 1- 1
1.1.1 Front View ------------------------------------------------------------------------------------------ 1- 1
1.1.2 Rear View ------------------------------------------------------------------------------------------ 1- 1
1.1.3 Interior View---------------------------------------------------------------------------------------- 1- 2
1.2 Indications of the Model Name ------------------------------------------------------------------------- 1- 4
1.3 Basic Specifications --------------------------------------------------------------------------------------- 1- 5
1.4 Key and LED ------------------------------------------------------------------------------------------------1- 8
1.5 Supply Specifications ------------------------------------------------------------------------------------- 1- 9
1.5.1 Media Type----------------------------------------------------------------------------------------- 1- 9
1.5.2 Detection Area of the Transmissive Sensor ---------------------------------------------- 1-10
1.5.3 Detection Area of the Reflective Sensor--------------------------------------------------- 1-10
1.5.4 Ribbon---------------------------------------------------------------------------------------------- 1-11
2. ELECTRONIC SPECIFICATIONS ---------------------------------------------------------------------------- 2- 1
2.1 Block Diagram ---------------------------------------------------------------------------------------------- 2- 1
2.2 Main PC Board Layout------------------------------------------------------------------------------------ 2- 2
2.3 Description of the MAIN PC Board -------------------------------------------------------------------- 2- 3
3. REPLACING THE IMPORTANT PARTS ------------------------------------------------------------------- 3- 1
3.1 Replacing the Top Cover--------------------------------------------------------------------------------- 3- 2
3.1.1 B-EV4T model------------------------------------------------------------------------------------- 3- 2
3.1.2 B-EV4D model ------------------------------------------------------------------------------------ 3 -3
3.2 Replacing the Lower Cover------------------------------------------------------------------------------ 3- 6
3.3 Replacing the Main PC Board -------------------------------------------------------------------------- 3- 7
3.4 Replacing the Platen Ass’y ------------------------------------------------------------------------------ 3- 9
3.5 Replacing the Print Head Ass’y------------------------------------------------------------------------ 3-10
3.5.1 B-EV4T model------------------------------------------------------------------------------------ 3-10
3.5.2 B-EV4D model ----------------------------------------------------------------------------------- 3-12
3.6 Replacing the Stepping Motor ------------------------------------------------------------------------- 3-15
3.7 Replacing the Gear Cover ------------------------------------------------------------------------------ 3-17
3.8 Replacing the Feed Button PC Board---------------------------------------------------------------- 3-19
3.9 Replacing the Cover Open Sensor ------------------------------------------------------------------- 3-20
3.10 Replacing the Ribbon Sensor -------------------------------------------------------------------------- 3-21
3.11 Replacing the Black Mark Sensor--------------------------------------------------------------------- 3-22
3.12 Replacing the Feed Gap Sensor (Lower) ----------------------------------------------------------- 3-24
3.13 Replacing the Feed Gap Sensor (Upper) ----------------------------------------------------------- 3-26
4. TROUBLESHOOTING ------------------------------------------------------------------------------------------- 4- 1
4.1 LED Status--------------------------------------------------------------------------------------------------- 4- 1
4.2 Print Quality-------------------------------------------------------------------------------------------------- 4- 2
5. MAINTENANCE---------------------------------------------------------------------------------------------------- 5- 1
6. FIRMWARE DOWNLOAD MODE-----------------------------------------------------------------------------6- 1
CAUTION!
1. This manual may not be copied in whole or in part without prior written permission of TOSHIBA
TEC.
2. The contents of this manual may be changed without notification.
Copyright © 2008
by TOSHIBA TEC CORPORATION
A
ll Rights Reserved
570 Ohito, Izunokuni-shi, Shizuoka-ken, JAPAN

Toshiba B-EV4 Series Specifications

General

Print Method	Direct Thermal / Thermal Transfer
Power Supply	AC 100-240V, 50/60 Hz
Operating Temperature	5°C to 40°C
Print Resolution	203 dpi, 300 dpi
Max Print Speed	Up to 127 mm/sec (5 ips) (203 dpi) / Up to 101.6 mm/sec (4 ips) (300 dpi)
Interface	USB, Serial
Optional Interfaces	Wireless LAN
Weight	2.4 kg
Barcodes	Code 39, Code 128
2D Codes	Data Matrix, PDF417, QR Code, Maxi Code
Media Width	25.4 mm to 112 mm
Media Thickness	0.06 mm to 0.19 mm
Media Roll Diameter	Max. 127 mm
Ribbon Width	40 mm to 110 mm
Ribbon Length	300 m
Operating Humidity	25% to 85% non-condensing