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d.gen TELEIOS HEXA, Operator'S Manual

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TITLE 

OPERATOR MANUAL 

PAGE 

PRINTERS 

TELEIOS HEXA 

18 

VERSION 

2017JAN23/1 

OUT OF 

REVISED BY 

MUNOZ, ANTONIO 

[email protected] 

63 

 

FOR THE USER 

d·gen International, Inc. - COMPANY PRIVATE (LEVEL 1) 

NOT TO BE DISCLOSED TO UNAUTHORIZED PERSONS – PROHIBIDA SU DIVULGACIÓN A PERSONAS NO AUTORIZADAS 

DO NOT REPRODUCE WITHOUT AUTHORIZATION – NO REPRODUCIR SIN AUTORIZACIÓN

 

 

 

6. LOADING THE MEDIA. 

Introducing the feeder control panel. 
 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Summary of Contents for TELEIOS HEXA

Page 1: ...OPERATOR MANUAL ...

Page 2: ... by any means electronic mechanical photocopying recording or otherwise without the prior written permission of d gen Inc International The information contained herein is designed only for use with this d gen printer d gen is not responsible for any use of this information as applied to other printers Neither d gen Inc International nor its affiliates assumes no responsibility to the purchaser of...

Page 3: ... if the skin appears irritated or is discolored If fluid enters your eyes rinse immediately with water Failure to observe this precaution could result in bloodshot eyes or mild inflammation If fluid enters your mouth consult a physician immediately If fluid is swallowed do not force the person to vomit and consult with a physician immediately If the person is forced to vomit fluid may get caught i...

Page 4: ... properly If you have not used the printer for a long time check the print head for clogging before you start printing Perform head cleaning if the print head is clogged When storing the printer be sure that it is level do not store it on an angle on end or upside down When handling the ink bottles Store the ink bottles at room temperature out of direct sunlight To ensure print quality use all the...

Page 5: ...forward in a stable way 3 Front cover Open when loading media cleaning the inside of the printer or removing jammed media Normally closed when using the printer 4 Carriage cover This cover is opened for maintenance purposes such as manual purge of the print heads cleaning of the wipers and the capping station etc Normally closed when using the printer 5 Touch operating panel For a full control of ...

Page 6: ...n the upper part of the fixation unit is protected against high temperatures there is still a risk to get burned if exposed to this heat for a long period of time Please maintain this area clear from foreign objects INTERIOR CARRIAGE 1 Solenoid valves The solenoid valve is opened if the LED is turned on Having the solenoid valve opened allows free circulation of negative air pressure between the v...

Page 7: ... station s location 7 Right limit sensor For safety this sensor brings the machine in an emergency state if the carriage crashes against the right stopper 8 Right stopper This machine is provided with 2 side stoppers to prevent the carriage damaging the side limit sensors 9 Flushing stage The flushing unit is used to keep the print heads unclogged Every time the carriage leaves the home position f...

Page 8: ... higher 4 Electric panel This electrical panel contains hazardous components Risk of Electrical Shock It is used for maintenance purposes Only qualified technicians can access this electric panel Normally closed when using the printer 5 Rear roller This roller and the front rubber roller provides the sufficient traction to move the media forward in a stable way 6 Press roller This free roller can ...

Page 9: ...es and ink level indicators More information shown in the next point RIGHT SIDE 1 Ink filter One ink filter for color to supply filtered ink to the print heads This filter needs to be replaced periodically or when changing the chemistry color of the ink 2 Ink LED indicator Two LED lights per color The red LED turns on when the level of ink in the Big Ink System is critically low Green LED is turns...

Page 10: ...Ink hoses from the Big Ink System are connected to this side of the printer RIGHT SIDE BACK 7 Connector for SP1 and SP2 ink supply pumps This connector comes from the Ink Supply System board located in the rear electric panel Activates SP1 and SP2 ink pumps when the sub tanks are needed to be refilled 8 Connector for K C M Y ink supply pumps This connector comes from the Ink Supply System board lo...

Page 11: ... REPRODUCIR SIN AUTORIZACIÓN BIG INK SYSTEM 1 Cover Buzzer can be heard if this cover is opened Cover normally closed when using the printer 2 Lid and ink filter We suggest to pour the ink on the filter Also is suggested not to close the lid totally to let the air flow in while the cylinder is getting empty 3 Cover switch This device activated the buzzer when the cover is opened for refilling the ...

Page 12: ...ED light bar in the Big Ink System 6 Ink outlets By pushing down the silver fastening is possible to release or insert the ink line without spilling ink 7 Sensor level connector K C M Y inks This connector sends the signal from the photo sensors located in the Big Ink System to measure the ink level in the cylinder to the LED ink level indicators 8 Sensor level connector SP1 and SP2 inks This conn...

Page 13: ...Two at the front on each side Pushing one of the switches will bring a total stop the carriage and other moving elements 2 Open cover switch Opening either the front or carriage cover will activate the emergency switch bringing the carriage to a pause state returning to the home position Note In case the printer exceeds its operation limits such as over speed operational temperature etc the operat...

Page 14: ... TO UNAUTHORIZED PERSONS PROHIBIDA SU DIVULGACIÓN A PERSONAS NO AUTORIZADAS DO NOT REPRODUCE WITHOUT AUTHORIZATION NO REPRODUCIR SIN AUTORIZACIÓN 4 TURNING ON AND OFF THE PRINTER Turning ON the printer The operator must follow the following steps to correctly turn ON the printer 1 Turn on the printer by pressing the white switch at the back of it 2 Turn on the PC control box by pressing the green ...

Page 15: ...ADAS DO NOT REPRODUCE WITHOUT AUTHORIZATION NO REPRODUCIR SIN AUTORIZACIÓN 3 Turn on the FEEDER unit by pressing the black switch at the grey box 4 Wait for the touch panel to display Jetting Turning OFF the printer The operator must follow the following steps to correctly turn OFF the printer 1 Turn off the PC control box by pressing the green switch 2 As soon as a beep is heard turn off the prin...

Page 16: ...BE DISCLOSED TO UNAUTHORIZED PERSONS PROHIBIDA SU DIVULGACIÓN A PERSONAS NO AUTORIZADAS DO NOT REPRODUCE WITHOUT AUTHORIZATION NO REPRODUCIR SIN AUTORIZACIÓN 5 LOADING INK The operator must follow the following steps to correctly load with ink the Big Ink System 1 Open the Big Ink System s cover Buzzer will be activated 2 Open the lid Make sure the filter is present and correctly positioned ...

Page 17: ...eave some time to let the ink go through the filter before pouring some more 4 Close the lid Do not close the lid too tight to let the air go into the cylinder as it gets empty when printing Important Do not wait until the cylinder gets completely empty Risk of clogging the ink filter damaging the heads with the deposited ink sediments at the bottom We strongly suggest to refill the tank as soon a...

Page 18: ...O support dgen com 63 FOR THE USER d gen International Inc COMPANY PRIVATE LEVEL 1 NOT TO BE DISCLOSED TO UNAUTHORIZED PERSONS PROHIBIDA SU DIVULGACIÓN A PERSONAS NO AUTORIZADAS DO NOT REPRODUCE WITHOUT AUTHORIZATION NO REPRODUCIR SIN AUTORIZACIÓN 6 LOADING THE MEDIA Introducing the feeder control panel ...

Page 19: ...THE USER d gen International Inc COMPANY PRIVATE LEVEL 1 NOT TO BE DISCLOSED TO UNAUTHORIZED PERSONS PROHIBIDA SU DIVULGACIÓN A PERSONAS NO AUTORIZADAS DO NOT REPRODUCE WITHOUT AUTHORIZATION NO REPRODUCIR SIN AUTORIZACIÓN 1 Release the latches at both sides of the feeding unit to remove the feeder shaft 2 Remove the feeder shaft ...

Page 20: ...IZADAS DO NOT REPRODUCE WITHOUT AUTHORIZATION NO REPRODUCIR SIN AUTORIZACIÓN 3 Use the left media flange as the origin guide Located as close as possible to the carriage Set it once Then no need to move it any more Remove the right flange by untightening its knobs 4 Place the roll in a way that the printable area will face upwards when on the printing area Insert the right media flange pushing aga...

Page 21: ...RIZED PERSONS PROHIBIDA SU DIVULGACIÓN A PERSONAS NO AUTORIZADAS DO NOT REPRODUCE WITHOUT AUTHORIZATION NO REPRODUCIR SIN AUTORIZACIÓN 5 Lift the roll and place it on the feeding system 2 persons required for this operation Place back both latches Feed manually to make the media pass the dancing bar 6 Make the media pass the dancing bar as shown in the illustration below Unwind media while pulling...

Page 22: ...SER d gen International Inc COMPANY PRIVATE LEVEL 1 NOT TO BE DISCLOSED TO UNAUTHORIZED PERSONS PROHIBIDA SU DIVULGACIÓN A PERSONAS NO AUTORIZADAS DO NOT REPRODUCE WITHOUT AUTHORIZATION NO REPRODUCIR SIN AUTORIZACIÓN 7 Stop unwinding when the media reached a higher point than the free roller Make the media go through the free roller ...

Page 23: ...E WITHOUT AUTHORIZATION NO REPRODUCIR SIN AUTORIZACIÓN 8 Then make it go through the first rubber roller Make sure the media is aligned by ensuring that the distance between the edge of the media and the printer s frame is the same at all points 9 Send the media to the front by switching to AUTO BACKWARD and pressing the forward button in the touch panel so the other operator at the other side can...

Page 24: ...ODUCE WITHOUT AUTHORIZATION NO REPRODUCIR SIN AUTORIZACIÓN 10 Keep feeding media to make it pass through both front upper and lower rollers Then through both fixation unit s free rollers At the front of the fixation unit pull the media out and leave between 2 to 3 meters to avoid problems when raising the fixation unit s up down roller 11 To lift the upper take up roller first release the latches ...

Page 25: ...EL 1 NOT TO BE DISCLOSED TO UNAUTHORIZED PERSONS PROHIBIDA SU DIVULGACIÓN A PERSONAS NO AUTORIZADAS DO NOT REPRODUCE WITHOUT AUTHORIZATION NO REPRODUCIR SIN AUTORIZACIÓN 12 Raise the upper take up roller and rest it on the bracket 13 Pass the media between the pair of take up rollers like shown in the illustration bellow and apply some tension by pulling the media from the edges ...

Page 26: ...mmend using a take up roll core with the same width as the media If a take up roll core of a different width is used the take up roll core may bend and the media will be taken up incorrectly Caution Please be careful not to trap your hands or fingers when opening or closing the front cover Failure to observe this precaution could result in injury Important Load media immediately before printing Th...

Page 27: ... burns Caution Is required two operators to load the media by lifting lowering the upper rubber roller Caution Leave the fixation free of intrusive elements Risk of fire Caution When using the take up unit Exercise caution to avoid being pinched or becoming caught Inadvertent contact with certain areas may cause the hand or fingers to be pinched or become caught Use care when performing operations...

Page 28: ...r rollers Then through both fixation unit s free rollers At the front of the fixation unit pull the media out and leave between 2 to 3 meters to avoid problems when raising the fixation unit s up down roller 11 Release the latches to take out the take up shaft Introduce an empty core Only needed to fix the right side s media flange once Very well aligned Make sure that the distance between the med...

Page 29: ... Inc COMPANY PRIVATE LEVEL 1 NOT TO BE DISCLOSED TO UNAUTHORIZED PERSONS PROHIBIDA SU DIVULGACIÓN A PERSONAS NO AUTORIZADAS DO NOT REPRODUCE WITHOUT AUTHORIZATION NO REPRODUCIR SIN AUTORIZACIÓN 12 Install the shaft back to the take up Secure back both latches and attach the media s end to the empty core Return to page 25 to read Caution and Important notes ...

Page 30: ...USER d gen International Inc COMPANY PRIVATE LEVEL 1 NOT TO BE DISCLOSED TO UNAUTHORIZED PERSONS PROHIBIDA SU DIVULGACIÓN A PERSONAS NO AUTORIZADAS DO NOT REPRODUCE WITHOUT AUTHORIZATION NO REPRODUCIR SIN AUTORIZACIÓN In case using the TU 400 In case using the TU 400 reel the setting will look like this Introducing the control panel ...

Page 31: ...ton is possible to select the mode between AUTO and MANUAL AUTO mode basically turns off the heaters and the fume buster and lowers the up down roller automatically after a certain adjustable time frame 3 Up down left right arrow keys The left and right arrow keys are for changing decimal places in the value The up and down arrow keys are for increasing or decreasing the value 4 Enter button Once ...

Page 32: ...R SIN AUTORIZACIÓN 8 BUSY indicator The BUSY green LED blinks when the machine is operational Introducing the control panel 1 Fixation s unit main switch Turn clockwise the switch to turn on all the fixation unit Turn counter clockwise the switch to turn off all the fixation unit 2 Heater ON OFF indicator Green LED with by lit if the heating rods are in action 3 Emergency push type switch Pushing ...

Page 33: ...E DISCLOSED TO UNAUTHORIZED PERSONS PROHIBIDA SU DIVULGACIÓN A PERSONAS NO AUTORIZADAS DO NOT REPRODUCE WITHOUT AUTHORIZATION NO REPRODUCIR SIN AUTORIZACIÓN 1 After finishing setting the media following the diagram below leaving some 2 to 3 meters of extra media in the front of the fixation unit Printer is stopped at this moment 2 turn on the fixation unit by turning clockwise the main switch ...

Page 34: ...r MANUAL mode For the correct functioning of the fixation unit we recommend to leave the settings a shown in the image below By pressing the ENTER button the next main screen will be displayed 4 Since this printer doesn t have the ability to run the fixation unit in AUTO mode we suggest to change it to MANUAL mode By pushing the AUTO MANUAL button is possible to make the fixation unit to work unde...

Page 35: ...TION NO REPRODUCIR SIN AUTORIZACIÓN Caution Please note that under MANUAL conditions leaving the fixation unit unattended for a long period of time may put at risk the integrity of the machine and the safety of the people around Caution Under MANUAL condition when not printing we suggest the operator always to lower the up down roller to the lowest point Risk of burning the media Important We sugg...

Page 36: ...d of time in seconds from the moment the printer became idle HEATER 2 The heater number two is basically a rubber heater located under the printing table for extra drying The power input to this rubber heater is shown in percentage This printer does not include HEATER 2 TORQUE Possible to regulate the torque value in percentage of the take up unit located in the fixation unit The powder clutch equ...

Page 37: ...EATER OV value greater than 40 in order not to have the fixation unit turning ON OFF many times in a short period of time Note We suggest a SV of 175 C for most fabrics Note that all fabrics are not the same Please contact the fabric manufacturer for more information regarding the recommended temperature for fixing Note Note that some printers are not provided with HEATER 2 rubber heater located i...

Page 38: ...n Since the take up unit is currently turned OFF an X is displayed next by the percentage RPM 6 At this point press the right arrow key ON OFF to turn on the take up unit The X will change into an O 7 If the direction of rotation of the take up unit is not the desired is possible to change it at the DIR function Move the cursor down to DIR Then press the ENTER button The cursor will turn into an u...

Page 39: ...e OFF position Turn off the take up Change direction and then turn on the take up again 9 At this point you may press the right arrow key ON OFF to switch on the heater The green LED at the control panel will turn on To change the SV value you may press the ENTER button The underscore will change into a cursor Suppose I want to change from 175 to 190 C 10 Change the 7 into an 9 by pressing the up ...

Page 40: ...RODUCE WITHOUT AUTHORIZATION NO REPRODUCIR SIN AUTORIZACIÓN 11 When the PV value reached the SV value you may raise the up down roller Move the cursor to ROLLER UP DOWN and then press the ON OFF button The X will change to an O when the up down roller reaches the highest point 12 Once the up down roller reached the highest point you can start to print Or resume printing if the job was paused Turn ...

Page 41: ...REPRODUCIR SIN AUTORIZACIÓN Caution Lower the UP DOWN roller if the printer will remain idle for a long time Note Before switching off the fixation unit we suggest to switch off the heater and leave the fume buster running for a while to cool down 8 USING THE FUME BUSTER Introducing the control panel 1 ON OFF switch To switch off and on the unit Note that if no command is given from the fixation u...

Page 42: ...ible to regulate the air flow from the fixation unit to the fume buster Open the air valve to its maximum capacity if you see the fixation unit is generating too much smoke Close the air valve a certain angle if the suction is too strong making the temperature in the fixation unit to drop and affect the fixation process in the unit The fume buster is also provided with a condensed oil drain valve ...

Page 43: ...SCLOSED TO UNAUTHORIZED PERSONS PROHIBIDA SU DIVULGACIÓN A PERSONAS NO AUTORIZADAS DO NOT REPRODUCE WITHOUT AUTHORIZATION NO REPRODUCIR SIN AUTORIZACIÓN 9 NOZZLE CHECK TEST PRINT The nozzle check test print allows the user to check the current state of the nozzles in the print head Helps to determine if the nozzles are firing as they should or not Probably caused by dried ink or air in the system ...

Page 44: ...CIÓN A PERSONAS NO AUTORIZADAS DO NOT REPRODUCE WITHOUT AUTHORIZATION NO REPRODUCIR SIN AUTORIZACIÓN 1 Once the media is correctly loaded you may proceed to check the media s width by pressing the button MEDIA WIDTH The media s width will be displayed under MEDIA WIDTH in mm Then set the desired point of origin START POINT 2 In VALUES MENU screen select test pattern number 1 and then press the TES...

Page 45: ...All the nozzles are firing correctly presenting no gaps in the test print A certain number of nozzles are not firing independently from which row number they belong to A certain number of nozzles may be clogged Perform several cleanings until getting a perfect test pattern Is the printer s negative pressure too high Usually a value of 3 50 KPA is used One or few couple of missing nozzles affecting...

Page 46: ...pressure too low Usually a value of 3 50 KPA is used Still can see drops on the head even after wiping it Missing nozzles affecting one channel Perform several cleanings until getting a perfect test pattern Make sure the ink tubes are free of air and bubbles Keep service hoses always full on ink and free of air and bubbles Is the printer s negative pressure too low Usually a value of 3 50 KPA is u...

Page 47: ...the JCC Is the head driver board displaying any alert noise led Swap the head driver board with another one and see if the issue moves to the other color Another color is detected on the test pattern Perform several cleanings until getting a perfect test pattern Make sure the ink in the line is not contaminated with anther color Make sure the print head is not contaminated with another color Make ...

Page 48: ...nts were correctly performed BDR value should be the same in both row of nozzles 10 PURGE AND AUTO CLEANING There are 2 types of print head cleanings 1 Auto cleaning Performed by pressing the CLEANING button in the touch panel 2 Long purge Performed by pressing the PURGE button in the touch panel and close the solenoid valves to keep the positive pressure in the heads drip ink constantly Auto clea...

Page 49: ...ERSONAS NO AUTORIZADAS DO NOT REPRODUCE WITHOUT AUTHORIZATION NO REPRODUCIR SIN AUTORIZACIÓN 1 Press the PURGE button The air pump will kick in 2 Giving approximately 3 to 5 seconds before the vacuum pumps kicks back close the solenoid valves by pressing the white LED buttons at the carriage 3 Keeping the positive pressure between the subtanks and the print heads it is possible to keep them drippi...

Page 50: ...ozzles recovered Important Do not press the CANCEL button when purging ink Important The printer cannot purge or clean the print heads having one of the subtanks empty To purge or clean the print heads all subtanks must be full and displaying the JETTING message in the touch panel Important Every time before purging or cleaning the print heads verify the ink drain bottle is empty Note The ink supp...

Page 51: ...s thickness and or change the carriage height for whatever reason the bidirectional compensation factor needs to be regulated to make the heads fire exactly on the same spot when printing from right to left and left to right After changing the media s characteristics and or changing the carriage height is required to check if the machine is still aligned bidirectionally by printing test pattern nu...

Page 52: ...ITHOUT AUTHORIZATION NO REPRODUCIR SIN AUTORIZACIÓN 3 The test print will look something like the image below Using a loop or a microscope is possible to check the middle line If BDL and BDR are were not fired on the same spot means the bidirectional compensation factor needs to be corrected 4 In VALUES menu enter the BI DIR COMPENSATION screen Increase or decrease the BI DIR COMPENSATION value ce...

Page 53: ...PERSONAS NO AUTORIZADAS DO NOT REPRODUCE WITHOUT AUTHORIZATION NO REPRODUCIR SIN AUTORIZACIÓN 5 Repeat steps 1 to 4 adjusting the BI DIR COMPENSATION value until getting a test print similar to the illustration below Important Do not forget to switch OFF the TEST button and turn ON the FEEDING before resuming production with the new media and or carriage height Note The carriage height is regulate...

Page 54: ...nel press the VALUES button and then proceed to press the minus button as many times needed until no distance between passes can be seen Dark band between passes Means the feeding system has to feed more distance while printing in order to eliminate the overlap between passes To increase the feeding compensation in the touch panel press the VALUES button and then press the plus button as many time...

Page 55: ...tics it is needed to add or subtract weights to the dancing bar in order to add stability to the feeding and take up systems As more we add weights the dancing bar lighter it gets As seen in the illustration below A heavy dancing bar may apply a good tension to the media but may also reduce the feeding stability Therefore based on the experience regulating correctly the dancing bar s weight meetin...

Page 56: ...NAS NO AUTORIZADAS DO NOT REPRODUCE WITHOUT AUTHORIZATION NO REPRODUCIR SIN AUTORIZACIÓN Press roller This printer is equipped with a press roller located between the 3rd rubber roller and the printing table The press roller s function is to increase the tension in the media located on the printing table It is easy to use Lower the bar when extra tension is needed Raise it when the bar is not requ...

Page 57: ...4 Once the dancing roller is in the lowest point you may cut the media 5 Release the latches at both side of the feeding unit to remove the feeder shaft 6 Release only the right media flange by untightening its knobs 7 Remove the feeder shaft from the media s core 8 Place the feeder shaft in the new media s core In a way that the printable side will face upwards while on the printing table platen ...

Page 58: ...SONS PROHIBIDA SU DIVULGACIÓN A PERSONAS NO AUTORIZADAS DO NOT REPRODUCE WITHOUT AUTHORIZATION NO REPRODUCIR SIN AUTORIZACIÓN 13 Turn on both take up and feeder units 14 Press the forward button in the touch panel to move the union to the front side after passing the carriage Important If using staples to join the previous roll with the new one please make sure not to damage the rubber rollers and...

Page 59: ... TO BE DISCLOSED TO UNAUTHORIZED PERSONS PROHIBIDA SU DIVULGACIÓN A PERSONAS NO AUTORIZADAS DO NOT REPRODUCE WITHOUT AUTHORIZATION NO REPRODUCIR SIN AUTORIZACIÓN 14 REMOVING THE TAKE UP ROLL Removing the take up roll while printing is possible 1 Make sure the take up unit in the fixation unit is turned on Ant the up down roller is up 2 Cut the media right after the take up rubber rollers ...

Page 60: ... take up roll while printing is NOT possible Must pause or cancel the print before removing the take up roll 1 Using the fixation unit s control panel STOP the take up unit 2 Make sure the up down roller is the up position 3 Cut as indicated below 4 Release the latches and remove the roll from the take up shaft 5 Place an empty core to the take up shaft 6 Place back the shaft in the take up unit a...

Page 61: ...may be unstable ACTION Perform a test print pattern number one Check for clogged nozzles Check for air in the system Check if the negative pressure is too low Perform several cleanings until getting a perfect test print Service hoses must be filled with ink No air in them PRINT LOOKS LIKE THIS REASON Intermittent nozzles For example yellow lines can be seen on a red area after an indeterminate num...

Page 62: ...ect in the dancing bars Check the speed at the take up and feeding units are similar and equilibrated not too fast or too slow Perform a feeding motion K value calibration Check correct tension in the Y feeding timing belts Check no feeding pulley lost traction from the shaft Using optimization may resolve the issue PRINT LOOKS LIKE THIS REASON Some passes are lighter than others Chromatic banding...

Page 63: ...change the bi directional compensation factor to 5 when moving the carriage to the highest point Is the tension in the media too low If media is stored inappropriately or left loaded in the printer wrinkles and waviness may occur If media is used in this state the print head and the raised surface of the media may contact and cause staining If the media loading method heating temperature tension a...

Page 64: ...o the documentation supplied with the media or contact the manufacturer We recommend that you print a test run and check the results before purchasing media in large quantities Width 297 to 1880 mm 11 6 to 74 A Roll outer diameter Maximum 350 mm 13 7 B Paper pipe core inner diameter 76 2 mm 3 C Media thickness Maximum 4 mm 4 25 Roll weight Maximum 40 kg 100 lb Unavailable conditions Media whose en...

Page 65: ...on on the installation configuration and operation of professional printing products through this email address support dgen com and telephone number 82 32 510 3503 from 8 30 AM to 5 30 PM Korea Standard Time UTC 9 00 Monday through Friday When sending an email please write the title of the email as follows Name of the company Printer Model Printer serial number Issue When contacting by phone plea...

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