Toshiba B-SA4TM SERIES Bedienungsanleitung

PRINTED IN JAPAN

TOSHIBA Thermal Printer

B-SA4T SERIES

Document No. EO18-33016A

Original Jul., 2005

(Revised Sep., 2005)

Maintenance Manual

EO18-33016A

TABLE OF CONTENTS

Page

1. UNPACKING--------------------------------------------------------------------------------------------------------1- 1

1.1 Procedure ----------------------------------------------------------------------------------------------------1- 1

1.2 Checks--------------------------------------------------------------------------------------------------------1- 2

2. PRINTER INSTALLATION--------------------------------------------------------------------------------------1- 2

3. MAIN UNIT REPLACEMENT-----------------------------------------------------------------------------------3- 1

3.1 PS Unit--------------------------------------------------------------------------------------------------------3- 1

3.2 MAIN PC Board Ass’y-------------------------------------------------------------------------------------3- 3

3.3 Platen ---------------------------------------------------------------------------------------------------------3- 7

3.4 Stepping Motor and Top Cover Open Sensor (Left)-----------------------------------------------3- 8

3.5 Ribbon Motor/Ribbon Sensor-------------------------------------------------------------------------------3-11

3.6 Fan Motor ---------------------------------------------------------------------------------------------------3-15

3.7 Operation Panel (For the B-SA4TM) ---------------------------------------------------------------------3-16

3.8 Operation Panel (For the B-SA4TP)------------------------------------------------------------------3-18

3.9 Print Head---------------------------------------------------------------------------------------------------------3-20

3.10 Media Sensor----------------------------------------------------------------------------------------------------3-22

3.11 Top Cover Open Sensor (Right)---------------------------------------------------------------------------3-26

4. PERIODIC MAINTENANCE PROCEDURE ----------------------------------------------------------------4- 1

5. TROUBLESHOOTING -------------------------------------------------------------------------------------------5- 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.

3. Please refer to your local Authorised Service representative with regard to any queries you

may have in this manual.

by TOSHIBA TEC CORPORATION

ll Rights Reserved

570 Ohito, Izunokuni-shi, Shizuoka-ken, JAPAN

NOTE:

Though the pictures used in this document are mostly those of the B-SA4TM (Metal cover model), the

replacement procedures are in common with the B-SA4TP (Plastic cover model).

[B-SA4TM] [B-SA4TP]

1. UNPACKING

EO18-33016A

1.1 Procedure

1- 1

1. UNPACKING

1.1 Procedure

1. Open the carton.

2. Take out the accessories and the top pad from the carton.

3. Take out the printer from the carton.

4. Remove the tapes from the printer.

[B-SA4TM]

[B-SA4TP]

Printer

Carton

Accessories

Top Pad

1. UNPACKING

EO18-33016A

1.2 Checks

1- 2

1.2 Checks

1. Check for damage or scratches on the printer.

2. Confirm that none of the accessories are missing. The parts below are provided as accessories.

(B-SA4TM only)

NOTE: Keep the carton and pads for later transport.

2. PRINTER INSTALLATION

1. Place the printer on the level surface.

2. Keep enough space for replacing and maintenance works while the top cover is opened.

Warranty Disclaimer Sheet

Supply Loading Instructions

(Doc. No. EO2-33015 for B-SA4TM)

(Doc. No. EO2-33017 for B-SA4TP)

CD-ROM

Safety Precautions

(Doc. No.: EO2-33016) Quality Control Report

Printer Rear Support SMW-4x8 Screw

Cable Clamp SMW-3x8 Screw

30 mm

300 mm

30 mm

300 mm

700 mm

300 mm

75 mm

CAUTION!

When installing the printer, take the following

recautions. Failure to do this may cause fire,

electric shock, or injury.

1. Avoid locations where it is subject to the

following:

• Direct sunlight

• High temperature, high humidity

• Rapid change in temperature

• Excessive vibration

• Dust

2. Keep away from any devices that emit

magnetism or electromagnetic wave.

3. Keep away from flame or moisture.

4. Be sure to place the printer on a level an

stable surface.

5. As the enclosure of the B-SA4TP model is

made from plastic, do not install the printe

where it might be exposed to oil or solvent.

3.MAIN UNIT REPLACEMENT

EO18-33016A

3.1 PS Unit

3- 1

3. MAIN UNIT REPLACEMENT

3.1 PS Unit

1. Remove the screw from the back of the printer, and draw out the PS Unit halfway.

NOTE: If the PS Unit cannot be drawn out smoothly, check whether it gets stuck with the harnesses on both

sides.

2. Unlock the connectors of the cables connected to CN1 and CN2 on the PS PC Board, and disconnect

the cables.

3. Remove the two screws to detach the Inlet Ass’y.

WARNING!

Turn the power off and disconnect the power cord before replacing the main parts.

P-3x6 Screw

PS Unit

CN1

CN2

SMW-3x6 Screw

Inlet Ass’y

3.MAIN UNIT REPLACEMENT

EO18-33016A

3.1 PS Unit

3- 2

4. Remove the screw to release the Ground Wire of the Inlet Ass’y.

5. Draw out the PS PC Board Unit from the printer.

6. Remove the three screws to separate the PS PC Board from the frame.

7. Replace the PS PC Board with a new one, and then reassemble in the reverse order of removal.

NOTES:

1. When inserting the PS Unit into the printer, be careful

not to damage or pinch the lead wires by the edge of

printer rear plate.

2. Make sure that the Inlet Ass’y is attached so that the

ground terminal is positioned upside.

SMW-4x8 Screw

Ground Wire

PS PC Board Unit

SMW-3x6

Scre

SMW-3x6 Screw

Ground Terminal

Inlet Ass’y

3.MAIN UNIT REPLACEMENT

EO18-33016A

3.2 MAIN PC Board Ass’y

3- 3

3.2 MAIN PC Board Ass’y

1. Remove the two screws from the back of the printer.

[B-SA4TM] [B-SA4TP]

2. Only for the B-SA4TM model, open the Front Cover, and remove the two screws that secure the Front

Cover.

3. Close the Front Cover.

4. Slightly open the Top Cover, and remove the Side Panel.

[B-SA4TM] [B-SA4TP]

5. Close the Top Cover.

SMW-3x6 Screw

Front Cover

SMW-3x6 Screw

Top Cover

Side Panel

SMW-3x8* Screw

Top Cover

Side Panel

Hook

3.MAIN UNIT REPLACEMENT

EO18-33016A

3.2 MAIN PC Board Ass’y

3- 4

6. Remove the screw to detach the Cable Clamp fixing the Print Head Cable (white).

7. Disconnect the all cables from the MAIN PC Board ass’y.

NOTE: Be careful that the connector of the Power Cable has a connector lock.

8. To easily remove the MAIN PC board from the B-SA4TM model, remove the cable protection cover by

squeezing and raising it.

9. Remove the two screws from the printer back. Also, remove the screw which secures the MAIN PC

board together with the ground wires (orange and red lead wires).

10. Remove the MAIN PC board Ass’y from the printer.

NOTE: Be careful not to hit the component parts on the MAIN PC board against the printer frame.

Cable Clamp

Print Head Cable

(

White

)

SMW-3x8 Screw

Power Cable

Connector Lock

P-3x6 Screw

and Toothed

Washer

SMW-3x6 Screw

Cable Protection

Cover

Orange Lead Wire

Red Lead Wire

3.MAIN UNIT REPLACEMENT

EO18-33016A

3.2 MAIN PC Board Ass’y

3- 5

11. Replace the MAIN PC board with a new one, and reassemble in the reverse order of removal.

CN501

UD/RTC

(Not used)

CN13

Panel PCB CN9

Print Head, Signal

CN19

Parallel I/F

CN17

LAN I/F

CN18

USB I/F

CN8 Power Su

CN12 SIO PC Board CN10 Fan

CN6

Serial Interface

CN4

ansion I/O PCB

CN5

Sensors

CN3

Option

CN2

Ribbon Motor

CN1

Print Head, Power

CN500 Stepping Motor

CN11 External I/O (Not used)

3.MAIN UNIT REPLACEMENT

EO18-33016A

3.2 MAIN PC Board Ass’y

3- 6

NOTES:

1. When re-attaching the Side Panel, be careful not to pinch the lead wires between the printer frames and the

Side Panel.

2. After installing the MAIN PC board, place the cables and harnesses as shown below, and bind them

with cable clamps so as not to touch the stepping motor pulley or timing belt.

Be careful not to pinch

the lead wires by the

Side Panel.

Timing Belt

Stepping Motor

Pulley

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