Instruction/ maintenance manual of the product B-450-R Toshiba
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PRINTED IN JAPAN TOSHIBA Barcode Printer B-450-R SERIES Document No. E O 18-33021 Original Jun., 2008 (Revised ) Maintenance Manual.
EO18-33021 CAUTION! 1. This manual may not be copied in whole or in part without prior written perm ission 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, Shi zuoka-ken, JAPAN TABLE OF CONTENTS Page 1.
1. UNPACKING EO18-33021 1.1 PROCEDURE 1- 1 1. UNPACKING 1.1 PROCEDURE 1) Open the carton. 2) Unpack the side pad (R) and cushions and the printer from the carton. 3) Place the printer on a level surface. 1.2 CHECKS Check for damage or scratches on the printer.
2. MAJOUR UNIT REPLACEMENT EO18-33021 2.1. REPLACING THE CPU PC BOARD 2- 1 2. MAJOR UNIT REPLACEMENT WARNING! Disconnect power cord before replacing important parts. Lubrication CAUTION: 1) Lubrication: During parts replacement. 2) Kinds of oil: 1Kg can.
2. MAJOUR UNIT REPLACEMENT EO18-33021 2.1. REPLACING THE CPU PC BOARD 2- 2 4) Remove the PT-3x10 screw and detach the Side Cover R from the printer. 5) Disconnect the seven harnesses from CN1, CN2, CN5, CN8 to CN10, and CN500 on the CPU PC Board. 6) Remove the T-3x10 screw and the Ground Wire to detach the CPU PC Board.
2. MAJOUR UNIT REPLACEMENT EO18-33021 2.1. REPLACING THE CPU PC BOARD 2- 3 7) Release the two Hooks securing the Printer Unit. 8) Detach the Printer Unit from the Bottom Cover.
2. MAJOUR UNIT REPLACEMENT EO18-33021 2.1. REPLACING THE CPU PC BOARD 2- 4 9) Remove the four screws (T-3x10 and SMW-3x6) a nd detach the CPU PC Board Ass’y from the Printer Block. 10) Remove the four screws (S MW-3x6 and P-3x6) and detach the CP U PC Board from the PC Board Attached Plate.
2. MAJOUR UNIT REPLACEMENT EO18-33021 2.2. REPLACING THE MOTOR 2- 5 2.2 REPLACING THE MOTOR 2.2.1 Ribbon Motor 1) Remove the CPU PC Board Ass’y. (Refer to Section 2-1) 2) Remove the two PT-3x10 screws and harnesses to detach the Ribbon Motor Attaching Plate.
2. MAJOUR UNIT REPLACEMENT EO18-33021 2.2. REPLACING THE MOTOR 2- 6 2.2.2 Stepping Motor WARNING! Be careful not to get burned when handling the stepping motor since it becomes very hot while printing. 1) Remove the CPU PC Board A ss’y. (Refer to Section 2.
2. MAJOUR UNIT REPLACEMENT EO18-33021 2.3. REPLACING THE PS UNIT 2- 7 2.3 REPLACING THE PS UNIT WARNING! Replace only with the same type and rated of fuse for continued protection against risk of fire. 1) Remove the Top Cover and Side Co ver L. (Refer to Section 2.
2. MAJOUR UNIT REPLACEMENT EO18-33021 2.3. REPLACING THE PS UNIT 2- 8 4) Release the two Hooks securing the Printer Unit. 5) Detach the Printer Unit from the Bottom Cover.
2. MAJOUR UNIT REPLACEMENT EO18-33021 2.3. REPLACING THE PS UNIT 2- 9 6) Detach the PS Unit from the Bottom Cover. 7) Replace the PS Unit as an assembly, then, reasse mble in the reverse order of steps 1) to 6). To replace the Fan Motor, Power Harness, Inlet Ass’ y, PSU Cover, etc.
2. MAJOUR UNIT REPLACEMENT EO18-33021 2.3. REPLACING THE PS UNIT 2- 10 10) Push both sides of the Power Switch with something like pliers and remove it from the frame of the PS Unit. Disconnect the Inlet Ass’y from CN1 on the PS Unit. 11) Remove the SMW-3x4 screw to detach the F an Motor Attachment Plate from the PS Unit.
2. MAJOUR UNIT REPLACEMENT EO18-33021 2.4. REPLACING THE PRINT HEAD 2- 11 2.4 REPLACING THE PRINT HEAD CAUTION: 1. NEVER touch the element when handling the print head. 2. NEVER touch the connecto r pins Touching them may cause a static electric discharge which will damage the print head.
2. MAJOUR UNIT REPLACEMENT EO18-33021 2.5. REPLACING THE MEDIA SENSOR 2- 12 2.5 REPLACING THE MEDIA SENSOR 2.5.1 Replacing the Sensor PCB (TR) 1) Push down the Head Release Lever R to open t he Print Head Block. (Refer to Section 2.4) 2) Remove the Sensor Holder fr om the Sensor Holder Arm.
2. MAJOUR UNIT REPLACEMENT EO18-33021 2.5. REPLACING THE MEDIA SENSOR 2- 13 5) Disconnect the harness from the Sensor PCB (TR), and remove the Sensor PCB (TR) from the Sensor Holder by releasing the two Rivets. 6) Replace the Sensor PCB (TR) with a new one, and then reassemble in the reverse order of removal.
2. MAJOUR UNIT REPLACEMENT EO18-33021 2.5. REPLACING THE MEDIA SENSOR 2- 14 2.5.2 Replacing the Sensor PCB (LED) 1) Open the Top Cover. 2) Remove the two PT-3x10 screws to detach the Side Cover L. 3) Disconnect KEY/LED Harness from c onnector CN13 on the CPU PC Board.
2. MAJOUR UNIT REPLACEMENT EO18-33021 2.5. REPLACING THE MEDIA SENSOR 2- 15 Printer Unit 5) Disconnect the Power Harness and Fan Motor Harness from CN8 and CN10 on the CPU PC Board.
2. MAJOUR UNIT REPLACEMENT EO18-33021 2.5. REPLACING THE MEDIA SENSOR 2- 16 7) Detach the Printer Unit from the Bottom Cover. 8) Disconnect the har ness from the Sensor PCB (LED) whic h is attached to the bottom of the Printer Unit. Then remove the Rivet to detach the Sens or PCB (LED) from the Printer Unit.
3. TROUBLESHOOTI NG EO18-33021 3. TROUBLESHOOTING 3- 1 3. TROUBLESHOOTING Problems Cause Solution Power is not turned ON. 1. Input voltage to the printer is not within the rated voltage. 2. Output voltage from the printer is not within the rated voltage.
An important point after buying a device Toshiba B-450-R (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Toshiba B-450-R yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Toshiba B-450-R - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Toshiba B-450-R you will learn all the available features of the product, as well as information on its operation. The information that you get Toshiba B-450-R will certainly help you make a decision on the purchase.
If you already are a holder of Toshiba B-450-R, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Toshiba B-450-R.
However, one of the most important roles played by the user manual is to help in solving problems with Toshiba B-450-R. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Toshiba B-450-R along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
