TDP-245 1. OVERVIEW 1.1 Front View Clear Window Power LED Feed Button Top Cover Open Lever 1.2 Rear View 1. USB Interface 2. Centronics Interface 3. RS-232 Interface 4. Power Jack 5. Power Switch Rear Paper Guide...
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TDP-245 Pause Press the feed button during printing. The printing job is suspended. Gap/Black Mark 1.Turn off the power switch. Sensor Calibration 2. Hold on the button then turn on the power switch. 3 Release the button when LED becomes red and blinking.
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TDP-245 Printer 1. Turn off the power switch. Initialization 2. Hold on the button then turn on the power switch. 3. Release the button when LED turns green after 5 amber blinks. (Any green will do during the 5 blinks).
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TDP-245 Skip AUTO.BAS 1. Turn off printer power. 2. Press the FEED button and then turn on power. 3. Release the FEED button when LED becomes solid green. The LED color will be changed as following: Amber red (5 blinks) amber (5 blinks) green (5 blinks) ...
TDP-245 2. ELECTRONICS 2.1. Circuit Description Fig. 2.1 Circuit Diagram The main board of printer includes 9 system blocks: MCU. Memory System. Decoder System. Print Head System. Motor System. Power System. Communication Interface System. Sensor System. Cutter System.
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TDP-245 The following figure shows the PCB system Memory System Motor System Sensor System Cutter System Print Head System Decoder System Communication USB System Power System Interface System...
TDP-245 2.3. Reset Circuit Fig. 2.3 Reset Circuit Diagram 80945 reset IC is used to detect the voltage. When the driving voltage is lower than 4.5VDC, reset will be enabled.
TDP-245 2.7. Print Head Circuit Fig. 2.7 Print Head Circuit Diagram CLK and LAT connect to thermal head control clock and data latch respectively. TPH_EN signal controls the DC24V voltage of the thermal head. When TPH_EN is high, the thermal head will be separated from 24V (V ).
TDP-245 2.8. Stepping Motor Drive / Protection Circuit Fig. 2.8 Stepping Motor Drive/ Protection Circuit Diagram 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.
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TDP-245 Table 1 Stepping Motor Pattern Pin on Step Phase JP12 Table 2 Stepping motor power pattern Motor Current Current percentage High Level 100% Medium Level Low Level Zero Current...
TDP-245 2.10. Parallel Interface Circuit Fig. 2.10 Parallel Interface Circuit Diagram The Centronic interface supports one-way transmission, SPP mode or nibble mode. The parallel interface circuit is used with the externally connected personal computer parallel interface through the printer cable. When PC’s strobe signal comes in, the printer responds busy status until it reads the data from parallel interface.
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TDP-245 The pin assignments for nibble mode parallel interface connector is as following: Table 3 Pin Assignments For nibble mode Parallel Interface Connector SPP Mode Nibble Mode In/Out Function A low on this line indicates that there are valid data at...
TDP-245 2.11. Serial Interface Circuit Fig. 2.11 Serial Interface Circuit Diagram RS-232 is an asynchronous transfer interface, which used with externally connected personal computer and keyboard unit. JP15 connects to PC serial interface through the RS-232 cable. RxD is a data receive pin of MCU. CTS is clear to send of MCU, which sends a signal from the external device.
TDP-245 2.13. Sensor Circuit 2.13.1. Gap and Black Mark Sensor Fig. 2.13.1 Gap / Black Mark Sensor Circuit Diagram The gap sensor is a penetrable sensor with 64 levels. Black mark sensor is a reflecting sensor with 64 levels. The gap sensor activates when gap and black mark SW signal is high. The...
TDP-245 2.13.2. Head Open Micro Switch Fig. 2.13.2 Head Open Micro Switch Circuit Diagram The head open micro switch is a micro-switch. The voltage is low when the print head opens; otherwise, it is high.
TDP-245 2.13.3. Peel-off Sensor Fig. 2.13.3 Peel-off Sensor Circuit Diagram This is a reflecting sensor. The peel-off sensor signal voltage is high when the paper is detected; otherwise, it is low.
TDP-245 2.14. Cutter Drive / Protection Circuit Fig. 2.14 Cutter Drive / Protection Circuit Diagram RESET signal is high when the printer is turned on. The cutter is activated when CTEN signal is low. CT Phase signal controls the rotated direction. U15B 74HC123 controls the breaking of the DC motor of the cutter.
TDP-245 2.15 Summary of PCB connectors Connector Description Remark Reserved Internal Ethernet connector Pin 1 with red wire Internal Ethernet connector DC power jack JTAG connector For CPLD program update For firmware update card At the back side of PCB Button &...
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TDP-245 JP27 Hardware ID Top side of Main PCB JP14 Power switch JP25 JP11 JP20 JP16 JP19 JP21 JP27 JP18 JP10 JP17 JP26...
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TDP-245 Bottom side of PCB JP6 Memory U14 Cutter driver chip card connector...
TDP-245 3. REPLACE and INSTALL IMPORTANT PARTS Please turn off the power switch and unplug the power adapter before replacing parts. 3.1. Replacing Top Cover 1. Open the printer top cover by pushing forward the top cover open levers. 2. Use a screwdriver to remove 6 screws on the top inner cover.
TDP-245 3.2. Replacing Lower Cover and main PCB 1. Upside down the printer. 2. Remove 3 screws on lower cover. Screw Screws 3. Remove 6 screws on lower inner cover. Screws Top Cover Top Inner Cover Lower inner cover Screws...
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TDP-245 Lower Cover 4. Remove all the harness connected to main board. 5. Remove 4 screws on PCB. Main Board Lower Cover Screws Screws 6. Replace the PCB or replace a new lower cover. 7. Reassemble parts in reverse procedures.
TDP-245 3.3. Replacing Platen Assembly 1. Squeeze two sides of platen assembly and take it out. Squeeze Here Lower Inner Cover Platen Assem Squeeze Here 2. Replace a platen. 3. Reassemble parts in reverse procedures.
TDP-245 3.4. Replacing the Stepping Motor Assembly and Stepping Motor 1. Please refer to 3.2 for disassembling the lower cover. 2. Upside down the lower inner cover. 3. Remove 7 screws of the stepping motor assembly. Screws Lower Inner Cover...
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TDP-245 Stepping Motor Assembly 6. Remove 2 screws from the stepping motor assembly; disconnect the stepping motor from stepping motor bracket. Stepping Motor bracket Stepping Motor Screws 7. Replace the stepping motor. 8. Reassemble parts in reverse procedures.
TDP-245 3.5. Replacing Label Guide Adjustment Knob Assembly 1. Please refer to 3.2 for disassembling the lower cover. 2. Shift the label guide to the center by rotating the label guide adjustment knob. 3. Use a flat screwdriver to press the nub to remove the label guide adjustment knob.
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TDP-245 4. Remove the plastic laminate. nate Plastic Lami Label Guide Adjustment Assembly 5. Replace the label guide assembly. Make sure the label guides are on the center of the printer. Label Guide Adjustment Assembly Label Guide 5. Reassemble parts in reverse procedures.
TDP-245 3.6. Replacing Gap/Black Mark Sensor Assembly 1. Please refer to 3.2 for disassembling the lower cover. 2. Turn over the lower inner cover. 3. Remove the plastic laminate. (refer to 3.5) 4. Remove 1 screw from the gap / black mark sensor fixing plate,...
TDP-245 3.7. Replacing Print Head Module Assembly 1. Press right slot of the print head bracket and use a flat screwdriver to stick left side of the printer head bracket then pick up the print head assembly. Stick Flat Screwdriver Here...
TDP-245 3.8. Replacing Head Open Micro Switch Please refer to 3.1 for disassembling the top cover and top inner cover. Remove JP16 harness from the PCB. Remove 2 screws and remove the head open micro switch. Top Inner Cover Screw...
TDP-245 3.9. Replacing Feed Button and Feed Button PCB Please refer to 3.1 for disassembling the top cover and top inner cover. Remove the feed button from top cover. Top Cover Feed Button Disconnect the JP5 hardness from the PCB Remove 2 screws from the top inner cover and replace the feed button PCB.
TDP-245 3.10. Set Up Memory Card Upside down the printer. Remove 1 screw and open the memory card cover. Memory Card Cover Plug in a memory card, pin to pin, on main board. Memory Card Memory Card Cover Revert the memory card cover.
TDP-245 3.11. Peel-Off Installation (Option) Assembly Open the top cover. Remove two screws in lower cover for hinge holder. Insert the screw of hinge holder Insert the here screw of hinge holder here Remove 6 screws on the lower inner cover.
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TDP-245 Use a screwdriver to screw off 1 screw on the bottom. Screw Hold the lower cover and lift up the top cover open levers to separate the lower inner cover and the lower cover. Lower inner cover Lower cover 1.
TDP-245 Gently push peel-off panel to lock to the lower inner cover. Reassemble parts in reverse procedures. 3.11.1 Loading Label for Peel-off Mode (Option) Open the peel-off panel 1. Feed the label, printing side facing up, through the label guide and pass over the platen.
TDP-245 Adjustment Knob Roller Peel-off panel Loading label for peel-off mode 4. Push the peeler back to the printer. 5. Close the top cover. Label loaded completely in peel-off mode 3.12. Cutter Module Installation (Option) 2. Pull the top cover open levers to open the top cover.
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TDP-245 Screws Screws Remove 6 screws from lower inner cover 5. Turn the printer upside down. 6. Use a screwdriver to screw off 1 screw on the bottom. Screw Remove 1 screw from bottom 7. Hold the lower cover and lift up the top cover open levers to separate the lower inner cover and the lower cover.
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TDP-245 Slot Socket Cutter module harness arrangement 9. Arrange the lower inner cover back to the lower cover. 10. Orient the cutter into the niches of the printer. Niche Cutter module installation 11. Use a screwdriver to screw down 6 screws on the lower inner case and 1 screw on the back bottom of the printer.
TDP-245 3.12.1 Loading Label in Cutter Mode 1. Open the printer top cover. 2. Insert a paper roller into a paper roll 3. Place a label roll to label roll mount. 4. Feed the paper, printing side face up, through the label guide and pass over the platen.
TDP-245 3.13 Internal Ethernet Print Server Module Installation (Option) 1. Break through the plastic partial tab at the rear side of lower cover to get the RJ45 interface opening. RJ45 interface opening Remove the screw 2. Remove the screw from the main board. Fasten the copper pillar and plastic pillar.
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TDP-245 Ground wire Screws RJ45 connector daughter board 4. Connect the print server module interface cable (36PIN) and RJ45 interface cable to print server module. Print server module interface cable RJ45 interface cable 5. Remove the 2 screws from the motor bracket and 1 screw from the lower inner cover to install the internal print server.
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TDP-245 6. Install the print server module in printer lower inner cover with the above 3 screws. Screw Screws Internal Print Server Module 7. Plug the RJ45 white connector to the RJ45 daughter board connector. 8. Plug the print server module interface cable to connector J1A and J1B on the PCB, the left side harness (with red wire at the left side) is for J1A, the right side harness location is for J1B.
TDP-245 4.6 Option & Accessories Spare Item Part No. Description Remark Parts 62-0010017-03LF POWER SUPPLY/CEC Standard 72-0010017-00 72-0010017-10LF POWER CORD/AU 72-0010018-00LF POWER CORD/UK Option 72-0010019-00LF POWER CORD/US 72-0010020-00LF POWER CORD/EU 90D 72-0010021-00LF POWER CORD/EU 180D 72-0010032-00LF POWER CORD/CN 72-0010033-00LF POWER CORD/IT...
TDP-245 5. POWER ON UTILITIES There are six power-on utilities to set up and test printer hardware. These utilities are activated by pressing FEED button and by turning on the printer power simultaneously. The utilities are listed as below: Gap/Black Mark sensor calibration...
TDP-245 5.2. Gap/Black Mark Sensor Calibration;Self-test;Dump mode While calibrate the gap/black mark sensor, printer will measure the label length, print the internal configuration (self-test) and then enter the dump mode. Please follow the steps as below. 1.Turn off the power switch.
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TDP-245 Self-test Printer will print the printer configuration after gap/black mark sensor calibration. Self-test printout can be used to check if there is any dot damage on the heater element, printer configurations and available memory space. Print head check pattern...
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TDP-245 Dump mode Printer will enter dump mode after printing printer configuration. In the dump mode, all characters will be printed in 2 columns as following. The left side characters are received from your system and right side data are the corresponding hexadecimal value of the characters.
TDP-245 5.4 Black Mark Sensor Calibration Set black mark sensor as media sensor and calibrate the black mark sensor. Please follow the steps as below. 1. Turn off the power switch. 2. Hold on the button then turn on the power switch.
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TDP-245 4. Printer will be interrupted to run the AUTO.BAS program.
TDP-245 6. GAP AND BLACK MARK SENSOR SELECTION Both gap sensor and black mark sensor are available in TDP-245. Gap sensor is set as default, so there is no extra setting for gap sensor. Gap Sensor Default setting. No extra action necessary.
TDP-245 7. TROUBLESHOOTING This section lists the common problems that you may encounter when operating the printer. LED does not light on. Turn the power switch on. Measure if there is 24V DC from the power supply output plug. Call the service center if 24V DC is not been measured.
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TDP-245 calibrate the gap sensor with proper sensitivity setting by try and error method. Example: C:\>COPY CON LPT1 <Enter> SET GAP 1 <Ctrl> <Z> Main board, gap sensor or black sensor failure. Measure the current of pin3 of Q8. It is 5V DC when the label is detected and 0V DC for gap.
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TDP-245 C:\> Poor print quality The dust or glue from label may stuck onto the print head. Wipe the thermal print head by the soft cloth soaked with Ethanol. Adjust the print density setting. 9. Stepping motor does not feed label ...
TDP-245 8. MAINTENANCE This session presents the cleaning tools and methods to maintain your printer. Use one or more of the following supplies that meets your needs: Cleaning pens Cleaning swabs Lint-free cloth. The cleaning process is described as following...
Camille Pao part no. 2007/3/19 1.Add the MAIN BOARD ASS’Y (Main Board + RTC) Camille Pao part no. 2007/4/14 1.Update TSC e-mail address. Camille Pao 2007/5/11 1.Modify 4.5 item 10/11 : TOP COVER OPEN LEVER Camille Pao part no. 2007/8/1 1.Company information update...
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(Z)/US, 98-1000020-00LF External Ethernet print server (Z)/EU, 98-1000011-00LF EXTERNAL WIRELESS PRINT SERVER /US(C) and 98-1000012-00LF EXTERNAL WIRELESS PRINT SERVER /EU(C) 2009/2/27 Revise description for 30-0500019-00LF Camille Pao Camille Pao 2009/10/28 Add spare parts % for power supply Camille Pao 2011/1/25 Modify TSC address...
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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...
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