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4.11 Cutter Installation (Option / Not available for TTP-243E/244 Pro model) 

 

1. Turn off the printer power. 

2. Open the top cover of the printer. 

3. Remove the printer front panel slowly and carefully. 

 

 

4. Remove the two screws and the metal cover. 

 

 

 

Screws 

Metal Cover 

Summary of Contents for EZS TTP-244 Pro Series

Page 1: ...THERMAL TRANSFER BAR CODE PRINTER TTP 243 Pro 243E Pro 342 Pro Series TTP 244 Pro Series Service Manual...

Page 2: ...10 4 MECHANISM 12 4 1 Mainboard Replacement 12 4 2 DC Motor Replacement 14 4 3 Print Head Replacement 18 4 4 Ribbon Rewind Spindle Encoder Replacement 20 4 5 Felt Fabric Replacement 21 4 6 Stepping Mo...

Page 3: ...ii 5 2 Calibrate the Gap Register 34 5 3 Self test 34 5 4 Ram Clear 34 5 5 Diagnosis Operation Procedure 34 5 6 Testing Sensors 35 5 7 Cleaning the Print Head 36 UPDATE HISTORY 37...

Page 4: ...1 1 FUNDAMENTALS ABOUT THE SYSTEM 1 1 Overview 1 1 1 Front View Label Dispense Opening Cover Release Button Top Cover FEED Button PAUSE Button PWR ON LINE and ERR Indicators...

Page 5: ...2 1 1 2 Rear View Power Supply Connector RS 232 Interface Connector USB Interface Connector Label Insert Opening for use with external labels Power On Off Switch Centronics Interface Connector Option...

Page 6: ...ed in the printer memory User selectable bar code ratios and heights Prints on labels or tickets Equipped with black mark sensor Equipped with Real Time Clock Not available for TTP 243E Pro and TTP 24...

Page 7: ...icode PDF 417 Aztec QR code 1 4 Various Sensors Gap Sensor The feed gap sensor detects a label gap to locate the starting print position of the next label The sensor is mounted 4 mm off the center lin...

Page 8: ...turer in advance There can be only one position for the sensor Once the sensor position is agreed upon it can not be changed afterwards Ribbon End Sensor The sensor detects the end portion of the ribb...

Page 9: ...33 OD Media core diameter 25 4 76 2 mm 1 3 Media type Continuous die cut black mark External fan fold notched Media wound type Outside wound Media width 25 4 114 mm 1 0 4 49 25 4 112 mm 1 0 4 4 Media...

Page 10: ...width 40 mm 110 mm 1 6 4 3 Ribbon wound type Ink coated outside Note The maximum length of ribbon depends on its thickness and core outside diameter The formula below defines the correlation between r...

Page 11: ...n Remark 1 Ribbon sensor connector JP18 2 Black mark sensor connector JP46 Pin Description Voltage 1 Power 5V 2 Black mark sensor receiver No paper or black mark 3 1 3 2V Detect paper 0 0 3V 3 GND 0V...

Page 12: ...SW2 10 Power supply output 24V DC connector B3 11 RS 232C connector JP7 12 Centronics port connector Option JP4 13 USB connector JP9 14 Push button connector JP52 Pin Description Voltage 1 LED green...

Page 13: ...on this line indicates that there are valid data at the Device When this pin is de asserted the ve clock edge should be used to shift the data into the host 11 Busy N A Out When in reverse direction a...

Page 14: ...11 33 35 Ground N A GND Ground 36 No Defined N A N A...

Page 15: ...and RS 232 and or USB port cable 3 Open the top cover of the printer 4 Remove the four screws of the internal label roll mount Remove screws of the label roll mount 5 Move the mechanism about 5 mm in...

Page 16: ...board 8 Remove the screw of ground wire on the main board 9 Remove the rest three screws on the mainboard 10 Replace the mainboard 11 Reassemble the internal label roll mount in the reverse procedures...

Page 17: ...off the printer power 2 Remove the power cord and RS 232 and or USB port cable 3 Open the top cover of the printer 4 Remove the printer front panel 5 Remove the screws in the lower left lower right co...

Page 18: ...e internal label roll mount 7 Move the mechanism in the label feed direction about 5 mm 8 Take out the internal label roll mount and remove connectors as below 9 Remove the screw of ground wire on the...

Page 19: ...echanism 11 Remove the two screws 12 Remove the three screws on DC motor fixture 13 Remove the two screws used to fix DC motor on the fixture and remove the cable tie Screw DC Motor fixture Screws Scr...

Page 20: ...the DC motor and pull out the cables in connector JP 37 Note The colors of DC motor wires in connector JP 37 are yellow outside and green inside 15 Reassemble the removed parts in the reverse order o...

Page 21: ...sides of the mechanism Note The left side spring and the right side spring are different in shape The right side spring has a straight end when the left side spring has an end that is curved 90 degre...

Page 22: ...the print head 9 Reassemble the removed parts in the reverse order of removal Note 1 Tidy up the cable so that it does not protrude or interfere with the ribbon 2 Do not touch the elements of the prin...

Page 23: ...rmal transfer mode The multi meter is used to measure the voltage of Pin2 5V If the voltage changes continuously from 0 to 5 volts DC the encoder is in condition Otherwise please follow the steps belo...

Page 24: ...ty Follow the steps below to replace the felt fabric 1 Follow the instructions in section 4 2 to remove DC motor and DC motor fixture 2 Remove the E ring and washer on ribbon supply spindle Components...

Page 25: ...22 6 Reassemble the removed parts in the reverse order of removal Front View of the Ribbon Supply Spindle...

Page 26: ...lacement 1 Follow the instructions in Section 4 2 to take out the mechanism 2 Remove the one screw on stepping motor fixture 3 Replace the stepping motor and reassemble the removed parts in the revers...

Page 27: ...Before conducting the test please issue the BLINE command first The printer will switch from gap sensor to black mark sensor If there is no voltage variation please follow steps below to replace the...

Page 28: ...e mechanism Note The left side spring and the right side spring are different in shape The right side spring has a straight end when the left side spring has an end that is curved 90 degrees 4 The mai...

Page 29: ...26 6 Replace with a new ribbon sensor PCB 7 Reassemble the removed parts in the reverse order of removal Sensor Cover Ribbon sensor PCB Flat Tap Screw...

Page 30: ...the upper mechanism from the lower mechanism 2 The ribbon sensor transmitter is located in the center of the lower mechanism 3 Remove the two flat tap screws 4 Remove the cable tie and sensor PCB 5 R...

Page 31: ...tepping motor 2 Remove the E ring and two gears 3 Remove the E ring and the printer carriage release lever arm 4 Remove the E ring and the printer carriage release lever on the left side of the mechan...

Page 32: ...6 Remove the E ring the right side and left side platen bushes 7 Move the platen to the right of the mechanism 8 Replace the platen and reassemble the removed parts in the reverse order of removal Tef...

Page 33: ...ption Not available for TTP 243E 244 Pro model 1 Turn off the printer power 2 Open the top cover of the printer 3 Remove the printer front panel slowly and carefully 4 Remove the two screws and the me...

Page 34: ...peel off sensor connector 6 Remove the peel off sensor connector 7 Connect the cutter module harness connector to the 4 pin white socket on the printer main board Hook back the cable tie Peel off sen...

Page 35: ...n push cutter to lock into the lower inner cover Note Specifications accessories parts and programs are subject to change without notice Except for the linerless cutter all regular heavy duty care lab...

Page 36: ...tion of serial port cable 5 On line indicator light does not to illuminate Check the DIP switch setting and reset the printer Check that power cord is properly connected 6 Error indicator remains illu...

Page 37: ...ernal settings Initiate self test Enter dump mode 5 4 Ram Clear Press the PAUSE and FEED button simultaneously for more than 3 seconds The printer will clear the memory and reset the printer Be sure t...

Page 38: ...f the gear box is detected by the DC motor encoder sensor the measured voltage should be 5 Vdc 2 When gap of the gear box is not detected by the DC motor encoder sensor the measured voltage should be...

Page 39: ...imum of one minute 1 Open the printer cover 2 Open the printer carriage by pulling up the release lever to the left of the front rubber roller 3 Remove the ribbon and label 4 Clean the print head elem...

Page 40: ...37 UPDATE HISTORY Date Content Editor 2018 8 15 Add TTP 243 Pro series models Update the SEPC Add the section 4 11 for Cutter Installation Add the section 5 7 for Cleaning the Print Head Camille...

Page 41: ...t 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...

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