Airport Bag Tag Printers Level 1 Repair Program Unimark ET6000 Unimark 8500 Version: Date: Owner: Author: 2.
Airport Bag Tag Printers Table of Contents Table of Contents Table of Contents............................................................................. ii Unimark ET6000 Bag Tag Printer ..................................................... 1 Printer Overview ............................................................................................. 1 Front Panel .................................................................................................... 2 Adjustments Menu ...................
Airport Bag Tag Printers 1.0 1.1 Unimark ET6000 Bag Tag Printer Unimark ET6000 Bag Tag Printer Printer Overview The Unimark Express Tag 6000 is a small, fast, and versatile thermal printer. The unit is designed to fit into a ticket or gate counter, kiosk, or curb-side podium. It can also sit on a countertop, requiring only a minimum amount of space. The unit’s transport mechanism accepts a variety of stock widths, allowing it to be used for printing baggage tags, boarding passes, and cargo labels.
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Airport Bag Tag Printers 1.3 1.3.1 Unimark ET6000 Bag Tag Printer Loading Paper Stock Adjusting Input Path Size The ET6000 printer is equipped with a simple input path adjustment method. To adjust the input path, follow these steps: Step Action 1 Grip the adjustment paddle. 2 3 4 While holding the left guide straight, move it right or left to widen or narrow the input path. Insert stock approximately 1” into the guide posts.
Airport Bag Tag Printers Step Unimark ET6000 Bag Tag Printer Action 1 Grip the adjustment paddle. 2 3 4 While holding the left guide straight, move it right or left to widen or narrow the input path. Insert stock approximately 1” into the guide posts. Make any final adjustments to the input path so that it is as close to the stock width as possible. The input path should be no larger than .01” of the stock width.
Airport Bag Tag Printers Step Unimark ET6000 Bag Tag Printer Action (Continued) 2 Insert the stock between the right and left guides until it is detected by the Top of Form (TOF) sensor and the print motor starts advancing. 3 4 The stock will automatically be pulled in by the platen and detected by the Present Senor (PS). The stock is now loaded and ready for printing. 1.3.
Airport Bag Tag Printers Step 3 Unimark ET6000 Bag Tag Printer Action (Continued) Press the front panel release button. Lift the front panel up and out of the way. Front Panel Release Button 4 Pull the print head release lever forward and lift the print head up and away from the platen. Print Head Release Lever 5 Grip the stock firmly from the rear of the unit and remove it.
Airport Bag Tag Printers Step 6 Unimark ET6000 Bag Tag Printer Action (Continued) Check the print head and platen for adhered label stock. Raised Print Head 7 8 9 10 11 12 13 If there is label stock on the print head, use isopropyl alcohol to clean the heater element surface. Verify that all label stock, media residue, and any other contaminants are clear from the print head. If label stock is wrapped around the platen, rotate the platen and find a loose end of the stock.
Airport Bag Tag Printers 1.4 Unimark ET6000 Bag Tag Printer Maintenance 1.4.1 Cleaning the Thermal Print Head Step Action 1 Power off the ET6000 printer. 2 The print head is sensitive to ESD. Press the front panel release button. Lift the front panel up and out of the way.
Airport Bag Tag Printers Step 3 Unimark ET6000 Bag Tag Printer Action (Continued) Pull the print head release lever forward and lift the print head up and away from the platen. Print Head Release Lever Raised Print Head 4 5 Grip the stock firmly from the rear of the unit and remove it. Clean the print head heater element surface using isopropyl alcohol. Verify that all label stock, media residue, and any other contaminants are cleared from the print head.
Airport Bag Tag Printers 1.4.2 Unimark ET6000 Bag Tag Printer Replacing the Thermal Print Head Step Action 1 Power off the ET6000 printer. Unplug the AC power cable for the unit. 2 The print head is sensitive to ESD. Press the front panel release button. Lift the front panel up and out of the way. Front Panel Release Button 3 Pull the print head release lever forward and lift the print head up and away from the platen.
Airport Bag Tag Printers Step Unimark ET6000 Bag Tag Printer Action (Continued) 5 6 Place a coin into the tool slot in the thumbscrew. Turn the thumbscrew counterclockwise to loosen. 7 After both thumbscrews have been loosened, pull the print head away from the mounting plate. Remove the power and interface cables from the print head assembly.
Airport Bag Tag Printers Step 8 9 10 11 12 13 14 1.4.3 Unimark ET6000 Bag Tag Printer Action (Continued) Locate a new print head assembly. Install the power and interface cables into the print head assembly. IMPORTANT! The Unimark ET6000 printer uses the same newer version thermal print head now installed in most of our Unimark 8500 bag tag printers. See “Replacing the Thermal Print Head” on page 38 for more information on the new print head installed in Unimark 8500 printers.
Airport Bag Tag Printers Step 2 Unimark ET6000 Bag Tag Printer Action (Continued) Press the front panel release button. Lift the front panel up and out of the way.
Airport Bag Tag Printers Step 3 Unimark ET6000 Bag Tag Printer Action (Continued) Pull the print head release lever forward and lift the print head up and away from the platen. Print Head Release Lever 4 5 Grip the stock firmly from the rear of the unit and remove it. Clean the platen surface using Bloch Buster, window cleaner, a damp cloth/paper towel, or Fedron. Verify that all label stock, media residue, and any other contaminants are cleared from the platen.
Airport Bag Tag Printers 1.4.4 Unimark ET6000 Bag Tag Printer Cleaning/Clearing the Present Sensor To clean/clear the Present Sensor (PS), follow these steps: Step Action 1 Power off the ET6000 printer. 2 The print head is sensitive to ESD. Press the front panel release button. Lift the front panel up and out of the way.
Airport Bag Tag Printers Step 3 Unimark ET6000 Bag Tag Printer Action (Continued) Pull the print head release lever forward and lift the print head up and away from the platen. Print Head Release Lever 4 5 Grip the stock firmly from the rear of the unit and remove it. Clean the Present Sensor window and the sensor reflector plate using a dry cloth. Verify they are clear of particles, paper stock, and dust. Used canned air to clear the sensor.
Airport Bag Tag Printers 1.4.5 Unimark ET6000 Bag Tag Printer Cleaning/Clearing Left Top of Form (TOF) Sensor To clean/clear the left Top of Form sensor, follow these steps: Step Action 1 Power off the ET6000 printer. 2 The print head is sensitive to ESD. Press the front panel release button. Lift the front panel up and out of the way.
Airport Bag Tag Printers Step 3 Unimark ET6000 Bag Tag Printer Action (Continued) Pull the print head release lever forward and lift the print head up and away from the platen. Print Head Release Lever 4 5 Grip the stock firmly from the rear of the unit and remove it. Clean the Top of Form transmitter and receiver using a dry cloth. Verify they are clear of particles, paper stock, and dust. Use canned air to clear the sensor. DO NOT USE alcohol except to clean off adhered labels or adhesives.
Airport Bag Tag Printers 1.4.6 Unimark ET6000 Bag Tag Printer Cleaning/Clearing Center Top of Form (TOF) Sensor To clean/clear the center Top of Form sensor, follow these steps: Step Action 1 Power off the ET6000 printer. 2 The print head is sensitive to ESD. Press the front panel release button. Lift the front panel up and out of the way.
Airport Bag Tag Printers Step 3 Unimark ET6000 Bag Tag Printer Action (Continued) Pull the print head release lever forward and lift the print head up and away from the platen. Print Head Release Lever 4 5 Grip the stock firmly from the rear of the unit and remove it. Clean the Top of Form transmitter and receiver using a dry cloth. Verify they are clear of particles, paper stock, and dust. Use canned air to clear the sensor. DO NOT USE alcohol except to clean off adhered labels or adhesives.
Airport Bag Tag Printers Step Unimark ET6000 Bag Tag Printer Action (Continued) 23
Airport Bag Tag Printers 1.5 1.5.1 Unimark ET6000 Bag Tag Printer Stock Cutter Cutter Location The ET6000 printer’s stock cutter is in the front of the unit. It is designed to cut between each stock piece at approximately the perforation point. 1.5.2 Cutter Operation The cutter is designed to: • Cut between each stock piece at approximately the perforation point. • Monitor the cutter and automatically detect when the cut is made. • Release stock at the time of the cut.
Airport Bag Tag Printers 1.5.3 Unimark ET6000 Bag Tag Printer Clearing a Jam In the unlikely event a stock jam occurs, use the following procedure to clear the jam: Step Action 1 Power off the ET6000 printer. 2 The print head is sensitive to ESD. Press the front panel release button. Lift the front panel up and out of the way.
Airport Bag Tag Printers Step 3 Unimark ET6000 Bag Tag Printer Action (Continued) Pull the print head release lever forward and lift the print head up and away from the platen. Print Head Release Lever 4 5 6 Grip the stock firmly from the front of the unit and remove it from the cutter. Grip the stock firmly from the rear of the unit and remove it. Locate the blade location adjustment screw. Use a flat-blade screwdriver and turn the adjustment clockwise.
Airport Bag Tag Printers Step Unimark ET6000 Bag Tag Printer Action (Continued) 7 If there is label stock on the blade, use isopropyl alcohol to clean it. Verify that all label stock, media residue, and any other contaminants are clear from the cutter mechanism. The cutter blade is very sharp. 1.6 Troubleshooting Problem No Power Possible Cause Unit will not power up. a) Verify AC plug is installed in the rear of the unit. No Communications b) Check the AC line level.
Airport Bag Tag Printers Problem Early or Late Print Unimark ET6000 Bag Tag Printer Possible Cause (Continued) Print image starting position is in an incorrect location. a) Verify that the sensors are clear. Clean as required. Stock Tear Off Difficult Message: Head Up No Display b) Change the TOF/PS position steps so that the starting position for both sensors are the same. Stock perforation point does not locate for tear off. a) Verify that the sensors are clear. Clean as required.
Airport Bag Tag Printers 2.0 2.1 Unimark 8500 Bag Tag Printer Unimark 8500 Bag Tag Printer Printer Overview The Unimark 8500 printer employs a high-speed, direct-thermal, intelligent print head. The printer uses the Intel i960 32-bit RISC microprocessor as its main firmware engine. The printer is designed specifically for the airline bag tag market, which requires high-quality printing and bar codes.
Airport Bag Tag Printers 2.2 Unimark 8500 Bag Tag Printer Front Panel 2.2.1 Front Panel Operations: Online and Offline The Unimark 8500 printer has two modes of operation: Online and Offline. When online, the printer prints bag tags as requested by the host system. The offline mode allows an operator to query the printer’s status, modify operational parameters, and test and maintain the printer. The online button transitions the printer between online and offline modes.
Airport Bag Tag Printers 2.2.3 Unimark 8500 Bag Tag Printer Control Panel’s Keypad Key RESET ONLINE MENU TEST ENTER EXIT ARROW KEYS 2.3 2.3.1 Action • If offline and no alarms exist, performs a form feed. If an alarm exists, performs an alarm clear sequence. • If online, printer will realign the stock. This can be used if the operator pulls the next tag past the exit sensor while removing a printed tag. Toggles the printer’s offline or online mode. Enters into the Printer Function menu.
Airport Bag Tag Printers Step 2 3 Unimark 8500 Bag Tag Printer Action (Continued) Rotate the spindle: • Downward to decrease the size of the paper path. • Upward to increase the size of the paper path. Re-tighten the spindle lock when adjustments are complete. Note: Allow .03 to .06 inch gap between the paper and the paper path guides. 2.3.2 Loading Paper Stock The 8500 printer automatically loads and aligns new bag tags.
Airport Bag Tag Printers 2.3.3 Unimark 8500 Bag Tag Printer Initial Set Up and Adjusting Name Location Connect the 8500 printer to the AC outlet and power on. Before adding paper, complete the following procedure: Step Action 1 The following message should be displayed: 2 OUT OF STOCK REPLENISH-RESET Press MENU.
Airport Bag Tag Printers Step Unimark 8500 Bag Tag Printer Action (Continued) 12 Press ENTER and the following message is displayed: 13 MAINTENANCE PRINTER ADJUST PROC. Press ENTER and the following message is displayed: 14 15 16 STOCK OUT CALIBRATE REMOVE STOCK-RESET If paper stock is in the printer, remove it. Press RESET. Press ENTER. The following message is displayed. 17 18 19 20 21 22 23 TEST TOP OF FORM RESET-TOP OF FORM Load stock into the printer.
Airport Bag Tag Printers 2.3.4 Unimark 8500 Bag Tag Printer Resetting the 8500’s Stock Counter To reset the printer’s stock counter to 0 (zero), complete the following steps: Step Action 1 2 3 Press ONLINE to switch the printer offline. Press MENU. Press the Down Arrow key until the following is displayed: 4 PRINTER FUNCTIONS SERVICE FUNCTIONS Press ENTER.
Airport Bag Tag Printers Step Unimark 8500 Bag Tag Printer Action (Continued) 14 Press ENTER. The following message will flash: 15 16 17 18 FUNCTION COMPLETED Press EXIT three times. Press ENTER. Press EXIT. Press ONLINE to switch the printer online. 2.3.5 Calibrating the 8500’s Print Head To calibrate the 8500’s print head, complete the following steps: Step Action 1 2 3 Press ONLINE to switch the printer offline. Press MENU.
Airport Bag Tag Printers Step Unimark 8500 Bag Tag Printer Action (Continued) 12 Press ENTER. Press the Down Arrow key until the following message appears: 13 MAINTENANCE PRINT HEAD CALIBRATE Press ENTER. Press the Up Arrow twice to get the following message: 14 CALIBRATE PRINT HEAD (Exit=no) (Enter=yes) Press ENTER. The following message will flash: 15 16 17 18 FUNCTION COMPLETED Press EXIT three times. Press ENTER. Press EXIT. Press ONLINE to switch the printer online. 2.4 2.4.
Airport Bag Tag Printers Unimark 8500 Bag Tag Printer Step Action (Continued) 5 6 Lift the print head to the upright position. Clean the print head heater element surface using isopropyl alcohol. Verify that all label stock, media residue, and any other contaminants are cleared from the print head. Note: The printer in this photo is equipped with the newer style print head, with an extra attached ribbon cable. See “New Print Head” on page 40. Raised Print Head 7 8 9 2.4.
Airport Bag Tag Printers Step 4 Unimark 8500 Bag Tag Printer Action (Continued) Press the print head release latch downward to open the print head assembly.
Airport Bag Tag Printers Step 5 Unimark 8500 Bag Tag Printer Action (Continued) Lift the print head assembly to the upright position. Raised Print Head Print Head Mounting Screws (Allen Wrench) Note: The printer in this photo is equipped with the newer style print head, with an extra attached ribbon cable. This same print head is also used in Unimark’s ET6000 Bag Tag Printer. New Print Head 6 7 8 9 10 11 12 13 Old Print Head Grip the stock firmly from the rear of the unit and remove it.
Airport Bag Tag Printers Step 14 15 Unimark 8500 Bag Tag Printer Action (Continued) Lower the printer’s cover, plug the AC power cord into a power source, and turn on power to the printer. Reload paper stock. Note: It is recommended that the new print head be calibrated at this point. See “Calibrating the 8500’s Print Head” on page 36. 2.4.3 Cleaning the Platen To clean the 8500’s platen, complete the following steps: Step 1 2 3 4 5 6 7 8 9 2.4.4 Action Power off the unit.
Airport Bag Tag Printers Step 4 Unimark 8500 Bag Tag Printer Action (Continued) Remove the two screws holding the metal cover over wiring and circuitry for the print head. Screws securing metal cover 5 Remove the screw securing the ground wire between the print head/paper stock guide rail assembly and the power supply unit.
Airport Bag Tag Printers Step 6 Unimark 8500 Bag Tag Printer Action (Continued) Remove the two screws securing the plastic cover over the daughter board and remove the cover. Screws securing plastic cover over daughter board 7 8 Disconnect all cables attached to the daughter board. Loosen (do not remove) the two screws securing the daughter board and pull up on the board to remove it.
Airport Bag Tag Printers Step 9 Unimark 8500 Bag Tag Printer Action (Continued) Loosen (do not remove) the two nuts on the bolts securing the left side of the print head/paper stock guide rail assembly. Nuts on bolts 10 To free up the Thumb Spindle on the back panel of the printer, loosen the screw securing the Spindle Lock. Rotate the Spindle Lock to an up position and retighten the screws.
Airport Bag Tag Printers Unimark 8500 Bag Tag Printer Step Action (Continued) 12 After removing the print head/paper stock guide rail assembly, loosen the three screws near the gear and belt that secure the motor. Slide the motor forward (toward the gear) to decrease tension on the belt. Remove the belt. Pinch here to determine tension on the belt Screws securing motor When reinstalling the belt after the platen has been replaced, make sure the tension on the belt is not excessive.
Airport Bag Tag Printers Step 13 Unimark 8500 Bag Tag Printer Action (Continued) Loosen both set screws securing the gear to the platen. Set screw securing gear 14 When reinstalling the gear after the platen has been replaced, make sure each of the two set screws is tightened against a “flat” side of the end of the platen. Remove the horseshoe clip that secures the other end of the platen. Horseshoe clip securing platen 15 Replace the platen and reinstall all components in reverse order.
Airport Bag Tag Printers Step 16 17 18 2.4.5 Unimark 8500 Bag Tag Printer Action (Continued) Lower the print head assembly, making sure to securely latch it back into position. Lower the printer’s cover, plug the AC power cord into a power source, and turn on power to the printer. Reload paper stock. Cleaning the Paper Stock Guide Rails Occasionally, the 8500’s paper stock guide rails need to be cleared of jammed paper stock or paper residue.
Airport Bag Tag Printers Step 5 Unimark 8500 Bag Tag Printer Action (Continued) Remove the screw securing the ground wire between the print head/paper stock guide rail assembly and the power supply unit. Screw securing ground wire 6 Remove the two screws securing the plastic cover over the daughter board and remove the cover. Screws securing plastic cover over daughter board 7 Disconnect all cables attached to the daughter board.
Airport Bag Tag Printers Unimark 8500 Bag Tag Printer Step Action (Continued) 8 Loosen (do not remove) the two screws securing the daughter board and pull up on the board to remove it. Screws securing daughter board 9 IMPORTANT! The above photo shows the daughter board with the print head/paper stock guide rail assembly already removed. It is for illustration purposes only. However, even with that assembly still in place, you have clear access to the screw securing the right side of the board.
Airport Bag Tag Printers Step Unimark 8500 Bag Tag Printer Action (Continued) 10 To free up the Thumb Spindle on the back panel of the printer, loosen the screw securing the Spindle Lock. Rotate the Spindle Lock to an up position and retighten the screws. 11 Remove the print head/paper stock guide rail assembly by sliding it toward the back of the unit and lift it up and out. Press the print head release latch downward to open the print head assembly.
Airport Bag Tag Printers Step 13 Action (Continued) Stand the print head/paper stock guide rail assembly in a vertical position on its back end and pour Fedron into the front-end openings of the stock guide rails just behind the platen. Let the Fedron run down and soak in for a few minutes. Then carefully clean out any jammed paper stock or remaining paper residue. Platen 14 15 16 2.4.
Airport Bag Tag Printers Step Unimark 8500 Bag Tag Printer Action (Continued) 2 Lift out the filter guard located at the back of the printer. 3 4 5 6 Remove the filter. Clean the filter using a vacuum cleaner or canned air. Replace the filter and filter guard. Turn on the power to the printer. 2.5 Alarms The 8500 printer’s alarms are displayed in two formats: Operator and Maintenance.
Airport Bag Tag Printers 2.5.2 Unimark 8500 Bag Tag Printer Operator Alarms Alarm Description Corrective Action Electronic Alarm Press RESET A malfunction has been detected within Perform an alarm clear the printer’s electronic components. sequence. If the alarm persists, call for assistance. Print Head Error Press RESET The print head electronics detected a fault. Tag Alarm Check-Press RESET The printer detected an error during Check the paper path for any print.
Airport Bag Tag Printers 2.6 Unimark 8500 Bag Tag Printer Troubleshooting 2.6.1 Troubleshooting Guide The following is a list of things to look for if the Operator Alarms list (above) does not help solve a printer problem. Alarm Description Corrective Action TAG ALARM Printer has failed to detect the Top of Form mark. 1. Check for correct PAPER PARAMETER/TOP OF FORM parameter. 2. Check for correct PAPER PARAMETER/ LENGTH parameter. 3. Check paper rails adjustment.
Airport Bag Tag Printers 2.6.2 Unimark 8500 Bag Tag Printer Diagnostic List DISPLAY STATUS displays all the alarms that are currently active. The alarm message that is displayed is more specific to the alarm than an unsolicited alarm message. The following list of alarms will assist the technician or maintenance personnel in troubleshooting the printer’s electrical or mechanical subsystems.
Airport Bag Tag Printers Index A adjustment paddle 5 alarms clearing 52 Early or Late Print 54 Off Center Print 54 Operator and Maintenance 52 operator on Unimark 8500 53 Out of Stock 54 Tag Alarm 54 Unimark 8500 52 alignment pins 14 Allen wrench 40 B Index E Early or Late Print alarm 54 ESD 7 static brush 9 F fan-fold stock 6 Fedron 9, 16, 41, 47, 51 filter cleaning on Unimark 8500 51 guard 52 front panel release button 10, 15 H Head Up message 28 horseshoe clip 46 host system 27, 30 bag tags 1 bar
Airport Bag Tag Printers Index N rolled paper stock 1 Name Location adjusting on Unimark 8500 33 S O Off Center Print alarm 54 offline 30 online 30 Out of Stock 27, 33 alarm 54 screwdriver 26, 43 Service Functions 33 spindle lock 31, 44, 50 stock counter resetting on Unimark 8500 35 stock cutter 24 stock jam 7 T P paper stock 1, 5, 38 adjusting paper size 31 cleaning guide rails 47 guide rail 42, 44, 45 jam 25 loading 32 Out of Stock 27 paper towel 9, 16, 41 password 30, 33 perforation 24 platen 8,
Airport Bag Tag Printers Index cleaning the Present Sensor 17 cleaning the print head 10 cleaning Top of Form sensor (center) 21 cleaning Top of Form sensor (left) 19 clearing a stock jam 7, 25 front panel 2 loading fan-fold stock 6 loading paper stock 5 operator-level menu 4 replacing the print head 12 stock cutter 24 Troubleshooting 27 V vacuum 52 W window cleaner 9, 16, 41 58
