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3. ELECTRONICS

 

EO18-33013 

 

3.1 Outline of the PC Board

 

3- 1 

3. ELECTRONICS 

3.1 Outline of the PC Board 

The electrical part of this printer is comprised of the Main PC Board, the Print Head, Motors, 

and Sensors.    The Main PC Board controls the electrical part.    Power is supplied from the 

AC Adapter externally attached.    Optional devices including the Memory Module and the 

Cutter are present.   

 

3.2 AC Adapter (Switching Power Supply) 

This unit generates the printer operating voltage of 24V from the AC power supply (100V to 

240V).    The Power Cord is connected to 100VAC to 240VAC is input.    This unit rectifies, 

removes noises.  

 

 

 

Summary of Contents for B-SV4D Series

Page 1: ... JAPAN TOSHIBA Thermal Printer B SV4D SERIES Document No EO18 33013 Original May 2003 Revised Printer Manual This manual includes the contents of the Product Descrption Maintenance Manual and Circuit Description ...

Page 2: ...sembly 4 2 4 3 Replacing the Top Cover Lower Cover and Main PC Board 4 3 4 4 Replacing the Motor Fixing Frame Assembly and Motor 4 6 4 5 Replacing the Label Guide Adjustment Assembly 4 9 4 6 Replacing the Gap Black Mark Sensor Assembly 4 10 4 7 Replacing the Head Open Switch 4 11 4 8 Replacing the Push Button and Push Button PC Board 4 11 4 9 Installing the Optional Cutter 4 12 4 10 Installing the...

Page 3: ... 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 Copyright 2003 by TOSHIBA TEC CORPORATION All Rights Reserved 570 Ohito Izunokuni shi Shizuoka ken JAPAN ...

Page 4: ...en Lever Media Outlet Top Cover FEED PAUSE Button Backing Paper Outlet Indicator Lamp GS Type Cutter Block Strip Block Option Media Outlet GC Type Power Jack Power Switch Rear Media Guide Parallel Interface Connector Centronics Not available on the GS12 model USB Interface Connector Serial Interface Connector RS 232C LAN Interface Connector GS12 model only ...

Page 5: ...nation code QM Worldwide CN China Interface 10 USB RS 232C Centronics 12 USB RS 232C LAN Interface Printer type S Standard C Cutter Resolution G 8 dots mm Print method D Thermal direct Print width 4 4 inches Platen Print Head Media Guide Media Holder Media Guide Adjustment Knob Media Sensor Media Shaft Cover Open Sensor Caution Symbol for the Print Head Please refer to WARNING ...

Page 6: ...selectable 2 3 ips selectable with peel function 3 Magnification of Bar Codes z Code 39 z Code 39C z Code 93 z Code 128UCC z Code128 subsets A B C z Code 11 z Codabar z Interleave 2 of 5 z EAN 8 z EAN 13 z EAN 128 z UPC A z UPC E z EAN and UPC 2 5 digits add on z MSI z PLESSEY z POSTNET z PDF 417 z Maxicode z DataMatrix z MacroPDF 417 z QR code ...

Page 7: ...HITACHI SH2 2 CPLD 72 macrocells with 1600 usable gates 3 Memory On board flash ROM 1024K bytes and can up to 2048K byte DRAM 2M bytes 4 Memory Card A 1MB 2MB 3MB 4MB 6MB or 8MB memory module can be installed as an optional expansion memory 5 Interface RS 232 interface USB interface V1 1 Parallel interface SPP ECP mode ...

Page 8: ...em Specification Type Label Continuous die cut fan fold with guide Label Width 25 4 112 mm 1 0 4 4 Label Length 10 609 6 mm 0 4 24 0 Label Thickness 0 06 0 19 mm Label Roll Diameter 5 0 inside printer 8 4 outside label hanger Roll Core Diameter 25 4 mm or 76 2 mm 1 0 3 0 Black Mark Width 8 mm Min Black Mark Height 2 mm Min ...

Page 9: ...s The Main PC Board controls the electrical part Power is supplied from the AC Adapter externally attached Optional devices including the Memory Module and the Cutter are present 3 2 AC Adapter Switching Power Supply This unit generates the printer operating voltage of 24V from the AC power supply 100V to 240V The Power Cord is connected to 100VAC to 240VAC is input This unit rectifies removes noi...

Page 10: ...ap Sensor Photo Diode CN Peel Sensor CN DRAM Decoder by CPLD Stepping Motor CN Stepping Motor Driver Print Head CN DC DC Regulator 24V 5V Power Switch AC Adapter RS232C Driver RTC Parallel Port ECP Controller USB CN Battery 3 6V USB Controller Key LED CN Gap Sensor Photo Transistor CN Head Open Sensor CN RS232C CN Cutter CN ...

Page 11: ...3 ELECTRONICS EO18 33013 3 3 Main PC Board 3 3 PCB Layout Soldering side Cutter Driver IC Memory Module CN ...

Page 12: ...er and Main PC Board JP15 Not used DC Power Serial port RS 232 Parallel port SPP mode or ECP mode USB LED butt ON Case head open sensor Gap sensor black mark sensor Power adapter Thermal head JP13 JP5 JP16 JP18 JP20 JP19 JP12 JP2 JP11 JP6 Memory card JP9 CPLD CPU Flash RAM Flash RAM JP8 JP10 JP17 Not used Stepping motor Cutter Not used CPU PC board AC power source GC10 model only ...

Page 13: ...reset signal of LOW when the driving voltage is lower than 4 5Vdc Typical Memory Circuit There are 2MB DRAM and 2MB Flash ROM built on the Main PC Board This is the memory circuit The U6 U7 type 1M Byte Flash ROM and U8 type 2M Byte DRAM are used The MCU R W pin becomes H when reading Flash ROM or DRAM and L when writing JP6 is memory card connector and it can expand to 8MB ...

Page 14: ...inting Stepping Motor Drive Protection Circuit Connector JP8 sends the pattern as shown in table1 The status of I0 I1 determines the stepping motor power level the power level pattern is shown in table2 Motor port is the protection pin When it is at LOW level the power of the motor system will be closed Power will be ON again until MOTOR pin is the pulse of HIGH level PHASE1 and PHASE2 determine t...

Page 15: ...4 levels 2 Black Mark Sensor is reflecting sensor and with 64 levels 3 The Gap Sensor activates when GAP Black mark SW signal is HIGH the Black Mark sensor activates when GAP BM_SW signal is LOW Head Open Sensor The Head Open Sensor is a penetrable sensor The voltage is LOW when the Print Head opens otherwise it is HIGH Peel off Sensor The Peel off Sensor signal voltage is HIGH when the paper is d...

Page 16: ...C Adapter and the RS 232C cable before replacing any parts 2 Follow all manual instructions Failure to do so could create safety hazards such as fire or electrocution NOTES 1 Manual instructions must be followed when installing option kits or adding cables to avoid system failures and to insure proper performance and operation 2 Failure to follow manual instructions or any unauthorized modificatio...

Page 17: ...ing Refer to Section 5 4 and make a self test print to check for any print failures such as missing dots 4 2 Replacing the Platen Assembly 1 Open the Top Cover 2 Squeeze the two sides of Platen Assembly and remove Platen Assembly 3 Reassemble in the reverse procedures While reassembling be sure to apply FLOIL to the gear Print Head Mount CAUTION 1 NEVER touch the element when handling the Print He...

Page 18: ...ard 4 3 4 3 Replacing the Top Cover Lower Cover and Main PC Board 1 Open the Top cover 2 Remove the 6 screws from the Top Cover 3 Remove the 7 screws from the Lower Cover and Memory Board Cover T 3x8 Screws T 3x10 Screw T 3x8 Screw T 3x10 Screw Top Cover Memory Board Cover Lower Cover T 3x20 Screw ...

Page 19: ...in PC Board 4 4 4 Disconnect the all cables from the Main PC Board 5 Remove the Top Cover Lower Cover and Memory Board Cover Top Cover Mechanical Block Lower Cover Memory Board Cover Main PC Board Cable Band Head Open Switch Print Head Connector Gap Tr Sensor Push Button PC Board Cable Band ...

Page 20: ...les whose connectors have the same number of pins Connector No Number of pins Housing color Connected to JP3 6 Black Not used JP5 5 Brown LED Button JP6 50 Black Memory PC Board JP8 4 White Stepping Motor JP10 4 Brown Cutter GC10 model only JP11 26 White Print Head J16 2 Brown Case Head Open Switch JP17 5 Brown Not used JP18 5 White Gap LED Black mark sensor JP20 2 White Gap sensor Tr JP11 JP8 JP1...

Page 21: ...tment NOTES 1 As the cables are long be careful not to pinch them by the covers 2 To prevent the cables from being pinched by the covers be sure to fix them to the specified positions with cable bands 4 4 Replacing the Motor Fixing Frame Assembly and Motor 1 Remove the 7 screws to detach the Lower Cover Refer to Section 4 3 2 Disconnect the harness from JP8 connector on the Main PC Board 3 Loosen ...

Page 22: ...ing screws of the Motor Fixing Frame Assembly NOTE Ground wires are attached to the following locations with the screws Section Lead wire length mm Between A and D 230 Between A and B 150 Between A and C 150 Between A and E 500 T 3x6 Screw T 3x6 Screw A E C B D Earth Plate Earth Plate Earth Plate Motor Fixing Assembly ...

Page 23: ... and insert the shaft of the Label Guide Adjustment into Hole A 7 Reassemble in the reverse procedures after replacing NOTES 1 Be sure to hook the both ends of the spring into the pin holes as shown in the figure below Do this to both springs 2 Make sure that the Motor rotates smoothly by turning it manually 3 Apply FLOIL to the all gears of the Motor Fixing Frame Assembly Sensor Lower Cover T 3x6...

Page 24: ...rews and remove the Sensor Lower Cover Refer to Section 4 4 4 Remove Label Guide Adjustment Knob NOTE If it is hard to remove the Label Guide Adjustment Knob release the two hooks first Be careful not to damage the hooks 5 Remove Label Guide Adjustment Assembly 6 Reassemble in the reverse procedures after replacing While reassembling be sure to apply FLOIL to the Screw Gear Label Guide Adjustment ...

Page 25: ...rk Sensor harness from JP18 on the Main PC Board 4 Loosen the fixing screw to remove the Gap LED Black Mark Sensor Assembly 5 Disconnect the print head cable from the print head 6 Disconnect the Gap Tr Sensor harness from JP20 on the Main PC Board Loosen the fixing screw to remove the Gap Tr Sensor Assembly 7 Reassemble in the reverse procedures after replacing Refer to Section 2 7 1 Media Sensor ...

Page 26: ...ter replacing After attaching the Head Open Switch set the media on the printer turn on the power and confirm that the Indicator Lamp changes from the illumination of green to the blinking of red when the Top Cover is opened 4 8 Replacing the Push Button and Push Button PC Board 1 Remove the Top Cover and Lower Cover Refer to Section 4 3 2 Disconnect the Push Button PC board harness from JP5 on th...

Page 27: ...After attaching the Push Button PC Board set the media on the printer turn on the power and confirm that the media is fed when the Push Button is pressed 4 9 Installing the Optional Cutter 1 Turn off the printer power 2 Remove 7 screws to detach the Lower Cover Refer to Section 4 3 3 Insert Cutter IC U14 on the Main PC Board 4 Remove the Front Cover Cutter IC Push Button WARNING 1 Be sure to turn ...

Page 28: ...utter 4 13 5 While lifting and holding the Mechanical Block connect the harness of the Cutter Assembly to JP10 on the Main PC Board 6 Attach the Cutter Assembly to the Lower Cover 7 Re attach the Mechanical Block in position JP10 Main PC Board Mechanical Block Main PC Board ...

Page 29: ...urn off the printer power 2 Remove the fixing screw and open the Memory Board Cover Refer to Section 4 3 3 Connect the Memory PC Board to JP6 on the Main PC Board 4 Re attach the Memory Board Cover 5 After connecting the Memory PC Board perform a self print test to confirm that the memory capacity has increased correctly Memory PC Board JP6 ...

Page 30: ...nger 1 Fix the External Media Roll Hanger on the rear of printer 2 Put the label roll onto the 3 diameter Media Shaft 3 Place the Media Shaft onto the slots of the External Media Roll Hanger 4 Pull the label forward through rear paper inlet label guide to paper outlet External Media Roll Hanger 3 diameter Media Shaft Label Roll External Media Roll Hanger ...

Page 31: ...ss it again immediately The LED will change to orange color and blinking then printer is in BIOS update mode 4 Copy the BIOS FILE to printer parallel port by the following command is MS DOS prompt mode C COPY BSV4D100 NEW B LPT1 C NOTE Underlined part differs depending on the ROM version 5 The LED will change to green color and blink at one second interval When BIOS update is completed printer wil...

Page 32: ...r the dump mode 1 Turn off the printer power and install blank labels without preprinted logo or characters on printer 2 Press FEED button while turning on the printer power The LED will be indicated in orange color first then will change to green and then red color 3 Do not release the FEED button until the green LED is lit on without any blinking then printer will print printer information then ...

Page 33: ...ED ADJUST XX Xmm CUT POSITION ADJUST XX Xmm BACKFEED ADJUST XX Xmm PARAMETER PC 850 0 9600 8 1 NONE 0 ON AUTO FEED B0 X COORDINATE ADJUST XX Xmm SENSOR TRANSMISSIVE 17 MEMORY 192KB XXXKB TTF AREA XXXKB XXXKB EXT CHAR AREA XXXKB XXXKB BASIC AREA XXXKB XXXKB PC SAVE AREA XXXKB XXXKB INFORMATION XXXXXXXXXXXXXXXXXXX TOTAL FEED X XXKm ...

Page 34: ...The Indicator Lamp blinks in red Press and hold the FEED PAUSE Button for more than 5 seconds and then release The Indicator Lamp illuminates in green The Indicator Lamp illuminates in orange The Indicator Lamp illuminates in red The Indicator Lamp is unlit Reflective Black Mark Sensor is selected The Indicator Lamp is unlit Transmissive Feed Gap Sensor is selected The Indicator Lamp is unlit No s...

Page 35: ...Check if the Gap Sensor is in the correct detecting mode z Press the FEED button The error message will be printed out on the print media or sent out 4 Printer does not work z Check if the command is correct z Check if the RS 232 baud rate is correct z Using Label View or Nice Label to print make sure the driver is for the correct model z Check if the Printer Manager contains other data z Restart ...

Page 36: ...over 8 2 Cover Cleaning 1 Switch off and unplug the printer 2 Wipe the Cover with a dry soft cloth Wipe off dirt with a soft cloth slightly moistened with water 8 3 Internal Parts Cleaning 1 Switch off and unplug the printer 2 Open the printer Top Cover 3 Remove the label media If loaded 4 Using a soft cloth soaked in the alcohol or mild detergent to wipe the internal parts such as Platen sensor e...

Page 37: ...n index php 2 Connect the printer to a PC with a LAN cable cross cable 3 Click on the Discover Device button 4 A searched print server is displayed on the Device Name list box 5 When the Change IP Address button is clicked the following screen will appear Click on the Manually Assign radio button and set the IP Address Subnet Mask and Default Gateway Then click on the OK button Now that the LAN se...

Page 38: ...lick on the Windows Start button choose the Settings then Printers and Faxes 2 Right click on the TEC B SV4 icon and click on the Properties to open the Properties screen 3 Click on the Ports tab 4 Remove the check from the Enable bidirectional support check box Click on the Configure Port button Ports Tab Configure Port button ...

Page 39: ... SPECIFICATION EO18 33013 Revision Date Feb 27 2007 9 2 PRINT DRIVER PORT SETTING 9 3 5 Click on the Raw radio button for the Protocol and enter 9100 default for the Port Number Click on the OK button OK button ...

Page 40: ...CATION EO18 33013 Revision Date Feb 27 2007 9 3 ADDITION OF A TCP IP PORT 9 4 9 3 ADDITION OF A TCP IP PORT 1 Click on the Add Port button 2 Double click on the Standard TCP IP Port Add Port button Standard TCP IP Port ...

Page 41: ...eb 27 2007 9 3 ADDITION OF A TCP IP PORT 9 5 3 Enter the printer IP address for the Printer Name or IP Address then click on the Next button 4 When the following screen appears click on the Next button Printer Name or IP Address Next button Next button ...

Page 42: ...9 NETWORK SPECIFICATION EO18 33013 Revision Date Feb 27 2007 9 3 ADDITION OF A TCP IP PORT 9 6 5 Click on the Finish button An addition of a TCP IP printer port is completed Finish button ...

Page 43: ...E PRINTED IN JAPAN EO18 33013 ...

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