TSC TTP-225 Series Service Manual
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TSC TTP-225 Series Service Manual

Thermal transfer / direct thermal bar code printer
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See also: Programming Manual , User Manual
TTP-225 / TTP-323 Series
THERMAL TRANSFER / DIRECT THERMAL
BAR CODE PRINTER
SERVICE
MANUAL

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Summary of Contents for TSC TTP-225 Series

  • Page 1 TTP-225 / TTP-323 Series THERMAL TRANSFER / DIRECT THERMAL BAR CODE PRINTER SERVICE MANUAL...

  • Page 2: Table Of Contents

    TTP-225/TTP-323 Bar Code Printer Service Manua TABLE OF CONTENT 1. OVERVIEW ........................ 1 1.1 Front View ....................... 1 1.2 Interior View ......................2 1.3 Rear View ......................... 3 2. ELECTRONICS ......................5 2.1 Summary of Board Connectors ................5 2.2 Pin Configuration ....................10 3.

  • Page 3: Overview

    TTP-225/TTP-323 Bar Code Printer Service Manua 1. OVERVIEW 1.1 Front View 1. LCD display (Factory option) 2. LED indicator 3. Feed button 4. Paper exit chute 5. Media view window 6. Top cover open lever...

  • Page 4: Interior View

    TTP-225/TTP-323 Bar Code Printer Service Manua 1.2 Interior View 1. Ribbon access cover 2. Ribbon rewind hub 3. Ribbon rewind gear 4. Print head 5. Ribbon supply hub 6. Gap sensor (receiver) 7. Media holders 8. Media guide 9. Top cover support 10.

  • Page 5: Rear View

    TTP-225/TTP-323 Bar Code Printer Service Manua 1.3 Rear View 1. Power switch 2. Power jack socket 3. USB interface 4. USB host (Factory option) 5. RS-232C interface / Ethernet interface (Option) 6. SD card socket Note: * The interface picture is for reference only. Please refer to the product specification for the interface availability.

  • Page 7: Electronics

    TTP-225/323 Bar Code Printer Service Manual 2. ELECTRONICS 2.1 Summary of Board Connectors Main board Connector Description Remark USB connector JP56 RS-232 interface board connector JP50 Gap sensor receiver connector JP34 Description Voltage Power 3.3V GAP sensor receiver AD 0~3.3V...
  • Page 8 TTP-225/323 Bar Code Printer Service Manual Feed key and LED connector JP28 Description Voltage Power 3.3V LED light on: 1.1~1.4V LED green LED light off: 1.6~1.9V LED light on: 1.4~1.7V LED red LED light off: 1.8~2.1V 0V: Push key Feed switch 3.3V: Stand-by Print head connector JP55...
  • Page 9 TTP-225/323 Bar Code Printer Service Manual Peel-off sensor connector JP19 Description Voltage Power 3.3V Reserved Emitter on: 2.1~2.3V Peel sensor emitter Emitter off: 2.6~2.8V Peel sensor receiver AD 0~3.3V Cutter connector JP35 Description Voltage Cutter power 0V: Cutter positive cut Cutter direction 5V: Cutter negative cut 0V: Cutter work...
  • Page 10 TTP-225/323 Bar Code Printer Service Manual Standard board Connector Description Remark RS232 connector Main board connector JP50...
  • Page 11 TTP-225/323 Bar Code Printer Service Manual Option board Connector Description Remark Ethernet connector/ RJ-45 Main board connector JP50...

  • Page 12: Pin Configuration

    TTP-225/323 Bar Code Printer Service Manual 2.2 Pin Configuration RS-232 CONFIGURATION +5 V CONFIGURATION Ethernet (Option) CONFIGURATION...
  • Page 13 TTP-225/323 Bar Code Printer Service Manual USB host (Option) CONFIGURATION...

  • Page 14: Mechanism

    TTP-225/323 Bar Code Printer Service Manual 3. MECHANISM Please turn off the power switch and unplug the power adapter before replacing parts. 3.1 Replacing Feed Button PCB/ Feed Button PCB with LCD Module (Factory option) 1. Open the printer top cover by pulling the tabs located on each side towards the front of the printer, and then lift the top cover to the maximum open angle.
  • Page 15 TTP-225/323 Bar Code Printer Service Manual Screws 4. Disconnect the harness from the feed button PCB. LCD harness (Option) Feed button PCB harness 5. Replace the feed button PCB or feed button PCB with LCD module. 6. Reassemble the parts in the reverse procedure.

  • Page 16: Replacing The Main Board And Rs-232/ Ethernet (Option) Interface Board

    TTP-225/323 Bar Code Printer Service Manual 3.2 Replacing the Main Board and RS-232/ Ethernet (Option) interface board 1. Open the top cover and remove the lower front cover. Lower front cover 2. Close the top cover. Then turn the printer upside down and use the screwdriver to remove six screws from lower cover.
  • Page 17 TTP-225/323 Bar Code Printer Service Manual Screws 5. Disconnect all connectors from the main board. 6. Remove/Replace the main board and RS-232/Ethernet interface board. Ethernet Interface RS-232 board Interface (Option) board Main board 7. Take off the interface plate from the lower cover. Interface plate 8.
  • Page 18 TTP-225/323 Bar Code Printer Service Manual 9. Insert the lower side of Ethernet interface plate first then push the upper side of interface plate to install it. Ethernet PUSH interface plate...

  • Page 19: Replacing The Platen Roller Assembly

    TTP-225/323 Bar Code Printer Service Manual 3.3 Replacing the Platen Roller Assembly 1. Open the printer top cover and remove the lower front cover. Lower front cover 2. Disengage the platen holder tabs from the lower inner cover by pulling out the right side and left side tabs.
  • Page 20 TTP-225/323 Bar Code Printer Service Manual Note: The tab here is for regular label. The tab here is for thick label. (Thickness is 0.19 mm)

  • Page 21: Replacing The Print Head Assembly

    TTP-225/323 Bar Code Printer Service Manual 3.4 Replacing the Print Head Assembly 1. Open the printer top cover. 2. Remove the print head cable cover. 3. Press left concave of the print head bracket then pick up the print head assembly. 4.

  • Page 22: Replacing The Stepping Motor

    TTP-225/323 Bar Code Printer Service Manual 3.5 Replacing the Stepping Motor 1. Refer to section 3.2 to remove main board and RS-232/Ethernet interface board. 2. Use the screwdriver to remove 2 screws. TTP-225 (203 dpi) TTP-323 (300 dpi) Screws Screws 3.

  • Page 23: Peel-Off Module Installation (Option)

    TTP-225/323 Bar Code Printer Service Manual 3.7Peel-off Module Installation (Option) 1. Refer to section 3.2 to remove the lower cover. 2. Thread the 5-pin peel-off module harness through the front slot of lower inner cover. Plug in the peel-off module harness connector to the 5-pin red socket on the main board.
  • Page 24 TTP-225/323 Bar Code Printer Service Manual 6. Insert the lower side of interface plate first then push the upper side of interface plate to install it. PUSH 7. Open the top cover and peel-off cover. Install the peel-off bar into the both slots of lower inner cover.

  • Page 25: Cutter Module Installation (Option)

    TTP-225/323 Bar Code Printer Service Manual 3.8Cutter Module Installation (Option) 1. Refer to section 3.2 to remove the lower cover. 2. Thread the cutter module 8-pin harness through the front slot of lower inner cover. Connect the cutter module harness connector to the 8-pin white socket on the printer main board.
  • Page 26 TTP-225/323 Bar Code Printer Service Manual 5. Insert the lower side of interface plate first then push the upper side of interface plate to install it. PUSH 6. Place the printer in the flat and secured desktop for media loading and printing. P/N: 39-0000180-00LF...

  • Page 27: Troubleshooting

    TTP-225/323 Bar Code Printer Service Manual 4. TROUBLESHOOTING The following guide lists the most common problems that might be encountered when operating this bar code printer. If the printer still does not function after all suggested solutions have been invoked, please contact the Customer Service Department of your purchased reseller or distributor for assistance.

  • Page 28: Print Quality

    TTP-225/323 Bar Code Printer Service Manual 4.2 Print Quality Problem Possible Cause Recovery Procedure Check if interface cable is well Re-connect cable to interface. connected to the interface connector. The serial port cable pin configuration is Please replace the cable with pin to pin not pin to pin connected.
  • Page 29 TTP-225/323 Bar Code Printer Service Manual Check if print density is set properly. Adjust the print density and print speed. Check print head test pattern if head Run printer self-test and check the print element is damaged. head test pattern if there is dot missing in the pattern.

  • Page 30: Lcd Display (Factory Option)

    TTP-225/323 Bar Code Printer Service Manual 4.3 LCD display (Factory option) This section lists the LCD display messages that you may encounter when operating the printer. Also, it provides solutions. Messages Possible Cause Recovery Procedure Head Open * The printer top cover is open. * Please close the top cover.

  • Page 31: Maintenance

    TTP-225/323 Bar Code Printer Service Manual 5. MAINTENANCE This session presents the clean tools and methods to maintain your printer. 1. Please use one of following material to clean the printer.  Cotton swab (Head cleaner pen)  Lint-free cloth ...
  • Page 32 TTP-225/323 Bar Code Printer Service Manual Compressed air or vacuum Monthly Sensor Wipe it with water-dampened As needed Exterior cloth Interior Brush or vacuum As needed Note:  Do not touch printer head by hand. If you touch it careless, please use ethanol to clean it.

  • Page 33: Update History

    TTP-225/323 Bar Code Printer Service Manual UPDATE HISTORY Date Content Editor Modify TSC address Camille 2011/1/25 2011/3/24 Modify section 2.2, 3.2, 3.7 and 3.8 Camille Modify section 2.2 Camille 2011/4/8 2011/5/20 Modify section 3.3 Camille...
  • Page 35 9F., No.95, Minquan Rd., Xindian Dist., No.35, Sec. 2, Ligong 1st Rd., Wujie Township, New Taipei City 23141, Taiwan (R.O.C.) Yilan County 26841, Taiwan (R.O.C.) TEL: +886-2-2218-6789 TEL: +886-3-990-6677 FAX: +886-2-2218-5678 FAX: +886-3-990-5577 Web site: www.tscprinters.com E-mail: printer_sales@tscprinters.com TSC Auto ID Technology Co., Ltd. tech_support@tscprinters.com...

This manual is also suitable for:

Ttp-323 series

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