Related Manuals for TSC MB241 Series
Summary of Contents for TSC MB241 Series
- Page 1 Industrial Barcode Printer MB241 Series Thermal Transfer Direct Thermal Series Models MB241/MB341 MB241T/MB341T Service Manual www.tscprinters.com...
- Page 2 All other trademarks are the property of their respective owners. Information in this document is subject to change without notice and does not represent a commitment on the part of TSC Auto ID Technology Co. No part of this manual may be reproduced or transmitted in any form or by any means, for any purpose other than the purchaser’s personal use, without the...
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Page 3: Table Of Contents
Table of Contents 1. Fundamental of the System ...................................1 1.1 Printer Overview .......................................1 2. Electronics ........................................4 2.1 Summary of the Board Connectors ................................4 2.2 Interface Pin Configuration ..................................15 3. Replacing Parts ......................................17 3.1 Before You Begin ....................................17 3.2 Removing the Lower Front Panel ................................ - Page 4 3.14 Replacing the Internal Full Rewinder Kit (Option) ............................ 36 3.15 Slot-in Wireless Housing Installation (Option) ............................40 3.16 GPIO Interface Assembly Installation (Option) ............................41 3.17 Bluetooth Module Installation (Option) ..............................44 3.18 Linerless Kit Installation (Option) ................................46 4.
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Page 5: Fundamental Of The System
1. Fundamental of the System 1.1 Printer Overview Front View ◼ ◼ MB241 Series MB241T Series LED indicator 2.3” color LCD display Front panel buttons 3.5” color touch LCD Media window Paper exit chute Media cover handle... - Page 6 Interior View Ribbon rewind spindle Print head pressure adjustment knob Print head release lever Ribbon supply spindle Label roll guard Label supply spindle External label entrance chute 3” core adapter Liner securing clip (Optional kit of Peel-off module ass’y) Liner rewind spindle (Optional kit of Peel-off module ass’y) Media guide bar (Optional kit of Peel-off module ass’y) Damper Ribbon end sensor...
- Page 7 Rear View External label entrance chute Power switch USB interface (High speed mode) Slot-in Wi-Fi or GPIO interface (Option) USB host RS-232C interface Ethernet interface Power cord socket Note: The interface picture here is for reference only. Please refer to the product specification for the interface availability.
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Page 8: Electronics
2. Electronics 2.1 Summary of the Board Connectors Main board for MB241/ MB241T Series ◼ Power switch connector Power supply (24V DC) connector USB client connector USB host connector RS-232C connector Ethernet connector RTC battery connector LED & key/ touch-function connector Head open sensor connector LCD panel (Interface 1, SPI LCD) - Page 9 Connector Description Remark Power switch connector Power supply (24V DC) connector Description DCIN2 +24V USB client connector USB1 USB host connector USB2 RS-232C connector Ethernet connector LAN1 RTC battery connector Description Vbattery LED & key & touch-function connector Description 3.3V KEY_SDA CON19 KEY_SCL...
- Page 10 Connector Description Remark Head open sensor connector Description HEAD open CON1 3.3V 3.3V LCD panel (Interface 1, SPI LCD) connector Description 3.3V LCD_SI LCD_SCL LCD_CS1 CON23 SLCD_D/CX LCD_BL SLCD_RESET...
- Page 11 Connector Description Remark SD card connector Description 3.3V MIC0_DA0 MIC0_DA1 MIC0_DA2 CON3 MIC0_DA3 MIC0_CK MIC0_CMD Micro_SD_DATA2 SD_Detect Wi-Fi connector Description 3.3V RESET SPI_MISO CON28 SPI_MOSI SPI_INTR SPI_CLK WB_GPIO...
- Page 12 Connector Description Remark Micro processor Liner rewinder connector Description 3.3V CON26 PHASE LCD panel (Interface 2, parallel LCD) connector Description 3.3V LCD_BL LCD_D/CX LCD_D0 LCD_D1 CON9 LCD_D2 LCD_D3 LCD_D4 LCD_D5 LCD_D6 LCD_D7 LCD_NCS LCD_RESET LCD_WE...
- Page 13 Connector Description Remark Gap receiver sensor connector Description CON5 Gap sensor receiver 3.3V Gap emitter sensor connector Description CON20 Gap sensor emitter 3.3V RFID connector Description CON8...
- Page 14 Connector Description Remark Wi-Fi / Bluetooth connector Description 3.3V MDIO CRSDV GRX0 CON13 RXER TXEN REFCK Buzzer Description SYS 24V Buzzer control ESD cable connector Description 21 & 26 JP1 & JP2...
- Page 15 Connector Description Remark Ribbon end sensor connector Description RIB sensor receiver CON11 3.3V RIB sensor emitter Ribbon encoder sensor connector Description 3.3V CON12 RIB encoder sensor receiver Black mark sensor connector Description BM sensor emitter CON21 BM sensor receiver 3.3V...
- Page 16 Connector Description Remark Peel-off/ GPIO sensor connector Description Vout CON10 3.3V Cutter/ GPIO connector Description Cutter PL Cutter PHASE CON6 Cutter EN Cutter STATE GPIO_INT...
- Page 17 Connector Description Remark Printhead connector Description TPH 24V TPH 24V TPH 24V TPH 24V Strobe2 Data2 TPH ID Temperature sensor Strobe1 CON24 Clock Data1 Latch TPH 24V TPH 24V TPH 24V TPH 24V...
- Page 18 Connector Description Remark Stepping motor connector Description BOUT2 CON16 BOUT1 AOUT1 AOUT2...
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Page 19: Interface Pin Configuration
2.2 Interface Pin Configuration RS-232C ◼ Description +5 V USB Device ◼ Description USB Host ◼ Description... - Page 20 Ethernet ◼ Description Cutter/peel-off Sensor Connector ◼ Description Voltage 0V: Cutter work Cutter enable 5V: Cutter stop 0V: Cutter positive cut Cutter direction 5V: Cutter negative cut 0V: Cutter stop Cutter position sensor switch 3.3V: Cutter work 9 7 4 3 1 Peel sensor receiver A/D: 0~3.3V Logic power...
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Page 21: Replacing Parts
3. Replacing Parts 3.1 Before You Begin WARNING: To avoid the risk of personal injury from electrical shock, before performing any replacement procedures, unplug the power cord from the printer or power outlet to ensure that power is removed. To prepare the printer for the replacement or installation: 1. -
Page 22: Removing The Lower Front Panel
3.2 Removing the Lower Front Panel 1. Follow the steps in to prepare the printer. Before You Begin 2. Raise the media cover. Push the printhead release lever to open the printhead mechanism. 3. Move the tab outward then pull the panel inward to remove the lower front panel. Lower front panel 4. -
Page 23: Removing The Electronics Cover
3.3 Removing the Electronics Cover Follow the steps in to prepare the printer. Before You Begin Raise the media cover and remove the two screws (fastened by 7.5 kg±15% kg-cm) on the inside of the printer as indicated. Remove the two screws (fastened by 7.5 kg±15% kg-cm) securing the side cover (electronic cover) to the printer frame. From the back of the printer lift up and tilt the top of the side cover up until the tabs along the lower edge disengage from the slots in the printer base frame and remove the side cover. -
Page 24: Replacing The Platen Roller Assembly
3.4 Replacing the Platen Roller Assembly Follow the steps in to prepare the printer. Before You Begin Refer to Removing the Lower Front Panel to remove the lower front panel. Disengage the platen roller by pulling out the tabs located on both sides. Rotate the tabs into the end of mechanism as shown. Pulling upward to remove/replace the platen roller assembly. -
Page 25: Replacing The Printhead Assembly
3.5 Replacing the Printhead Assembly CAUTION: To prevent electrostatic damage to electronic components, ground yourself by touching an unpainted part of the printer frame before removing or installing the printhead assembly. 1. Follow the steps in to prepare the printer. Before You Begin 2. - Page 26 Disconnect the printhead harness to remove/replace the new printhead assembly. Note: Use the new printhead screw to install the new printhead assembly. Printhead module assembly spare part Reassemble the parts in the reverse procedures.
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Page 27: Replacing The Control Panel Assembly
Disconnect two connectors on control panel board. MB241T Series MB241 Series (3.5” Touch panel) (2.3” LCD panel) 3.5” Touch LCD: Remove/Replace the control panel assembly. -
Page 28: Replacing The Main Board
3.7 Replacing the Main Board 1. Follow the steps in to prepare the printer. Before You Begin 2. Refer to Removing the Electronics Cover to remove the electronics cover. 3. Refer to Slot-in Wireless Housing Installation (Option) to remove the wireless housing. (if module installed) Refer to GPIO Interface Assembly Installation (Option) to remove the GPIO interface board. -
Page 29: Replacing The Label Supply Spindle
3.8 Replacing the Label Supply Spindle Follow the steps in to prepare the printer. Before You Begin Refer to Removing the Electronics Cover to remove the electronics cover. Refer to Replacing the Main Board to remove the main board. After removing the main board, loosen two screws (fastened by 7.5 kg±15% kg-cm) as indicated. Remove/Replace the label supply spindle. -
Page 30: Replacing The Power Supply Unit
3.9 Replacing the Power Supply Unit Follow the steps in to prepare the printer. Before You Begin Refer to Removing the Electronics Cover to remove the electronics cover. Remove three screws (fastened by 7.5 kg±15% kg-cm) as indicated below. Remove one screw (fastened by 7.5 kg±15% kg-cm) and disconnect one connector on main board. Loosen three cable ties to remove/replace the power supply unit. -
Page 31: Replacing The Stepping Motor Assembly
3.10 Replacing the Stepping Motor Assembly Follow the steps in to prepare the printer. Before You Begin Refer to Removing the Electronics Cover to remove the electronics cover. Disconnect one connector on the main board and loosen one cable tie. Remove four screws (fastened by 10.5 kg±15% kg-cm) on the stepping motor assembly. -
Page 32: Replacing The Gap/Black Mark Sensor Module
3.11 Replacing the Gap/Black Mark Sensor Module Follow the steps in to prepare the printer. Before You Begin Refer to Removing the Electronics Cover to remove the electronics cover. Disconnect three gap/black mark sensor connectors from the main board. Loosen two cable ties. Raise the media cover. - Page 33 Remove/Replace the gap/black mark sensor. Note: When installing a new sensor module, please note that there is a spring in the center wall of the printer, please press down it when installing to avoid being hit. Attach the sensor module into the rail. Reassemble the parts in the reverse procedures.
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Page 34: Cutter Module Installation (Option)
3.12 Cutter Module Installation (Option) Cutter Module Assembly Shoulder screw Screws Follow the steps in to prepare the printer. Before You Begin Refer to Removing the Lower Front Panel to remove the lower front panel. - Page 35 Open the cutter module panel. Install cutter module cable on printer cable socket as indicated. Align the cutter module plate on printer mechanism locating holes to fasten two screws (fastened by 7.5 kg±15% kg-cm) as indicated. Close cutter module and fasten one shoulder screw (fastened by 7.5 kg±15% kg-cm) to fix hinge. Note: Please make sure shoulder screw did not interfere with hinge.
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Page 36: Peel-Off Kit Installation (Option)
3.13 Peel-off Kit Installation (Option) Peel-off Kit Peel-off module Rewind spindle and media guide bar module Screw x2 & Shoulder screw x1 Peel-off Sensor Module Installation ◼ Follow the steps in to prepare the printer. Before You Begin Refer to Removing the Lower Front Panel to remove the lower front panel. - Page 37 Install peel-off sensor module cable on printer connector as indicated. Note: Please push the cable to bottom side to prevent media stuck when peeling the label. Open the peel-off sensor module panel and align the module plate on printer mechanism locating holes to fasten two screws (fastened by 7.5 kg±15% kg-cm) and one shoulder screw (fastened by 7.5 kg±15% kg-cm) as indicated.
- Page 38 Rewind Spindle and Media Guide Bar Installation ◼ Refer to Removing the Electronics Cover to remove the electronic cover. Push the reserved cover on the electronic side with a force of 3kg ~ 5kg, then cover will be partially released on the printer middle plate and remove the reserved cover from the center plate of the printer on the media side.
- Page 39 Install the rewind spindle and media guide bar on electronic side. Fasten three screws (fastened by 7.5 kg±15% kg-cm) on rewind spindle and media guide bar module as indicated. Connect the rewinder module cable to the main board socket (CON26/ red). Complete the installation of rewind spindle and media guide bar module.
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Page 40: Replacing The Internal Full Rewinder Kit (Option)
3.14 Replacing the Internal Full Rewinder Kit (Option) Internal Full Rewinder Kit Internal full rewinder module Lower front panel for internal rewinder Rewinder media guard Limiter for media guard Screw (M4*8L) x1 Screw (M3*8L) x5 Rewinder spindle guard Follow the steps in to prepare the printer. - Page 41 Remove the black plastic cover (on the electronic side) by push both sides of cover as indicated. Positioning holes Install the internal full rewinder module on the positioning holes and fix the module by fasten three screws (M3*8L/ fastened by 10.5 kg±15% kg-cm) as indicated.
- Page 42 Connect the full rewinder module cable to the main board socket (CON26/ red) as indicated. Reassemble the electronics cover. Raise the media cover to install the rewinder spindle guard. Attach the rewinder media guard to the guide bar first, then attach the limiter and secure it with a screw (M4*8L). Rewinder spindle guard Refer to Removing the Lower Front Panel...
- Page 43 Install and fix the lower front panel for internal rewinder by fasten two screws (M3*8L/ fastened by 7.5 kg±15% kg-cm) as indicated. Complete the installation of internal full rewinder kit.
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Page 44: Slot-In Wireless Housing Installation (Option)
3.15 Slot-in Wireless Housing Installation (Option) Follow the steps in to prepare the printer. Before You Begin Refer to Removing the Electronics Cover to remove the electronic cover. Connect the slot-in wireless transfer module housing board cables to the main board (CON28 & CON13) first. Take off the reserved plate by removing two screws (fastened by 5.5 kg±15% kg-cm) on rear of printer. -
Page 45: Gpio Interface Assembly Installation (Option)
3.16 GPIO Interface Assembly Installation (Option) GPIO Interface Assembly GPIO interface board Hexagon screw x2 Screw x2 Copper pillar x2 GPIO mounting plate GPIO transfer cable GPIO board... - Page 46 Follow the steps in to prepare the printer. Before You Begin Refer to Removing the Electronics Cover to remove the electronic cover. Take off the reserved plate by removing two screws (fastened by 5.5 kg±15% kg-cm) on rear of printer. Replace the two screws on the bottom of the main board with copper pillars.
- Page 47 Fasten the two screws (fastened by 5.5 kg±15% kg-cm) on the GPIO mounting plate first. Then, aligning the GPIO board to the two locating holes on GPIO mounting plate and fasten another two screws (fastened by 5.5 kg±15% kg-cm) to secure the GPIO board. Insert the rest connector of GPIO transfer cable (#3) to GPIO board.
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Page 48: Bluetooth Module Installation (Option)
3.17 Bluetooth Module Installation (Option) Follow the steps in to prepare the printer. Before You Begin Refer to Removing the Electronics Cover to remove the electronic cover. Remove the screw (fastened by 5 kg±15% kg-cm) on the panel assembly as indicated. Referring to Replacing the Control Panel Assembly, open the panel assembly and install the Bluetooth module by securing the... - Page 49 Connect the Bluetooth module cable on the main board (CON13) as indicated. Note: Refer to Slot-in Wireless Housing Installation (Option) to remove the housing. (if module installed) Bluetooth module Reassemble the parts in the reverse procedures.
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Page 50: Linerless Kit Installation (Option)
3.18 Linerless Kit Installation (Option) Tear / Cutter linerless kit Linerless tear / Linerless cutter Linerless cutter Linerless damper Linerless pads*2 Rubber handle Self-tapping screw*2 (TP3*9) Turning screws*2 (M3*4L) Machine screws*1 (M3*6L) Linerless tear Rubber cover Linerless pad Linerless roller Cutter tray (Linerless cutter kit only) - Page 51 Follow the steps in to prepare the printer. Before You Begin Move the tab outward then pull the panel inward to remove the lower front panel. Lower front panel Refer to Replacing the Platen Roller Assembly to remove the platen roller (black) and remove the tear bar by removing the two screws.
- Page 52 Fasten the two turning screws (M3*4L; provided in the kit/ fastened by 7.5 kg±15% kg-cm) on printer mechanism as indicated. Move the label guide (green) to the outermost side to install the rubber cover and stick the linerless pad on the lower base. Rubber cover Linerless pad...
- Page 53 Install the linerless roller. Linerless roller Remove the two screws and replace the cover (green) from plastic to rubber. Self-tapping screw*2; provided in the kit...
- Page 54 Stick the two linerless pads on the sensor module as indicated. Refer to Removing the Electronics Cover to remove the electronic cover. Remove the one screw to replace the linerless damper. Linerless damper...
- Page 55 10. Plug the tear (or cutter) module mini DIN cable connector into the printer receptacle. 11. Place the tear (or cutter) module in position and use the machine screw (M3*6L/ fastened by 7.5 kg±15% kg-cm) provided in the kit to install the tear (or cutter) module on the lower support assembly. Linerless tear Linerless cutter...
- Page 56 12. For the linerless cutter module, the cutter tray is mounted on the cutter panel as required. Linerless cutter with tray...
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Page 57: Troubleshooting
4. Troubleshooting 4.1 Common Issues Problem Possible Cause Recovery Procedure ◼ ◼ The power cord is not properly connected. Plug the power cord in printer and outlet. Power indicator does not illuminate ◼ ◼ The power switch is closed. Switch the printer on. ◼... - Page 58 Problem Possible Cause Recovery Procedure ◼ ◼ Gap/black mark sensor is not set properly. Calibrate the media sensor. ◼ Make sure label size is set properly. ◼ Paper Jam Set media size correctly. ◼ Labels may be stuck inside the printer ◼...
- Page 59 Problem Possible Cause Recovery Procedure label guide to left. ◼ If the label is moving to the left side, please move the label guide to right. ◼ Check if label size is setup correctly. ◼ Label size is not specified properly. ◼...
- Page 60 Problem Possible Cause Recovery Procedure ◼ ◼ The connector is loose. Check the connector. Ribbon end sensor doesn’t work ◼ The ribbon sensor hole is covered with dust. ◼ Clear the dust in the sensor hole by the blower. ◼ Cutter is not working ◼...
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Page 61: Knob Adjustment
4.2 Knob Adjustment ◼ Print head Pressure Adjustment Knob Print head Pressure Adjustment Knob has 6 levels’ adjustment for 1~2” and 3~4” width media. Different number means different pressure to the media. Due to printer’s paper alignment is on left side of the mechanism, different media width requires the different pressure. - Page 62 ◼ Ribbon Tension Adjustment Knob Ribbon Tension Adjustment Knob has 5 positions for adjustment. Due to the ribbon is aligned to the inbound of print mechanism, different width of ribbon may need to adjust the tension adjustment knob to avoid the ribbon wrinkle and get the best print quality. Refer to Mechanism Fine Adjustment to Avoid Ribbon Wrinkles section for how to adjust.
- Page 63 ◼ Mechanism Fine Adjustment to Avoid Ribbon Wrinkles Ribbon wrinkle is related to the media width, thickness, print head pressure balance, ribbon film characteristics, print darkness setting…etc. In case the ribbon wrinkle happens, please follow the instructions below to adjust the printer parts. Ribbon Tension Adjustment Knob has 5 indexes for adjustment.
- Page 64 Wrinkle happens from label lower right to upper left direction Feed Direction Make sure the Print head Pressure Adjustment Knob is in correct position for the current media. Ex: 1~2”, 3~4” ◼ Turn the screw clockwise per level and print to see if the winkle has g1. ◼...
- Page 65 Wrinkle happens from label lower left to upper right direction Feed Direction Make sure the Print head Pressure Adjustment Knob is in correct position for the current media. Ex: 1~2”, 3~4” ◼ Turn the screw counterclockwise per level and print to see if the winkle has g1. ◼...
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Page 66: Maintenance
5. Maintenance This session presents the clean tools and methods to maintain the printer. For Cleaning ◼ Depending on the media used, the printer may accumulate residues (media dust, adhesives, etc.) as a by-product of normal printing. To maintain the best printing quality, you should remove these residues by cleaning the printer periodically. Regularly clean the print head and supply sensors once change a new media to keep the printer at the optimized performance and extend printer life. - Page 67 Cleaning Tools Cotton swab ◼ Lint-free cloth ◼ Brush with soft non-metallic bristles ◼ Vacuum cleaner ◼ 75% Ethanol (for disinfecting) ◼ 99% Isopropyl alcohol (for printhead and platen roller cleaning) ◼ Genuine printhead cleaning pen ◼ Mild detergent (without chlorine) ◼...
- Page 68 Printer Part Method Interval Please refer to Linerless Cleaning Kit User Manual for more information. Clean as needed or after printing every 1 km. Linerless Please determine the Printer maintenance intervals based on actual usage.
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Page 69: Revision History
Revision History Date Content Editor 2024/4/25 First release Camille Pao... - Page 70 www.tscprinters.com...
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