U00118640201 Troubleshooting Guide When you encounter “white lines”, “bleeding”, “stain” and “dark lines” on the print...
Documents Number U00118640200, First Edition, February 2010 U00118640201, Second Edition, March 2010 Copyright © Seiko I Infotech Inc. 2010 All rights reserved The content of this document may be changed without a prior notice.
Troubleshooting How to utilize this Guide Step 1 In the Contents, look for a poor image quality symptom that is similar to that of your print. Step 2 Go to the designated page, and then look for a more similar symptom (pattern). Handle the issue according to the “Solutions”. * Some symptoms may have several causes. Depending on the situation, apply a combination of the solutions. If the symptom persists, ink matching with media may not be good. Change the media and print.
Contents Choose a poor image quality symptom that is similar to that of your print from below. Refer to the designated page.
White lines on the print [Basic image] Main symptoms White lines pattern 1 Go to page 4 White lines pattern pattern pattern 2 Go to page 5 3 Go to page 6 White lines White lines White lines pattern Go to page 7 5 Go to page 8 4
White lines on the print..."White lines pattern 1" White lines pattern 1 Cause – The media advance is not properly adjusted. Solution Depending on the situation, perform a combination of the solutions below. Change the pressure force using the Pressure roller up/down lever. ( P.2-34 How to switch the pressure) Print the image and adjust the media advance value. ( P.
White lines on the print..."White lines pattern 2" White lines pattern 2 Cause – Clogged nozzles Solution Follow the procedures below. Check that there is no dust on the platen, if any, remove it. Perform the daily maintenance and confirm that the symptom is improved. ( P.4-3 Regular Inspection / Maintenance (Daily maintenance)) Perform the Print head cleaning [NORMAL ALL]. Perform [NOZZLE PRINT] and confirm that the symptom is improved. ( P.4-19 Print head cleaning, P.
White lines on the print..."White lines pattern 3" White lines pattern 3 Cause – Matching with the media is not good. – The ink dries fast. – Ink does not penetrate into the media. Solution Depending on the situation, perform a combination of the solutions below. Print in the image improvement [MEDIUM] or [HIGH]. ( P.3-34 IMAGE IMPROVEMENT) Print the media advance adjustment pattern and adjust the media advance value. ( P.
White lines on the print..."White lines pattern 4" White lines pattern 4 Cause – The media is slantingly advanced. Solution Depending on the situation, perform a combination of the solutions below. Check that the media on the roll is straight. If is not, replace it. Media Media Skew (winding slippage) example Sag example Check that the media is traveling straight off the roll.
White lines on the print..."White lines pattern 5" White lines pattern 5 Cause – The media is coated unevenly. Solution Change to other media.
Dark lines on the print [Basic image] Main symptoms Dark lines pattern Dark lines 1 pattern Go to page 10 Dark lines pattern Go to page 11 Dark lines 3 pattern Go to page 7 pattern 4 Refer to the solutions for White lines pattern 4.
Dark lines on the print..."Dark lines pattern 1" Dark lines pattern 1 Cause – The area around the Print head is stained. Solution Depending on the situation, perform a combination of the solutions below. 1. Select [RESEAT PRINTHEAD] on the operation panel and then clean the surface of Carriage base.（ P.4-16 Cleaning the Carriage base） 2. Then clean the Head guard.（ P.4-17 Clean the Head guard） Raise the height of Print head. ( P.
Dark lines on the print..."Dark lines pattern 2" Dark lines pattern 2 Cause – Different order of ink colors due to bi-direction printing Solution Depending on the situation, perform a combination of the solutions below. Print in the image improvement [MEDIUM] or [HIGH]. ( P.3-34 IMAGE IMPROVEMENT) Print in the print direction [UNIDIR]. ( P.3-26 PRINT DIRECTION) Set the print direction by the RIP software.
Dark lines on the print..."Dark lines pattern 3" Dark lines pattern 3 Cause – The media advance is not properly adjusted. – The ink dries slowly. Solution Depending on the situation, perform a combination of the solutions below. Print in the image improvement [MEDIUM] or [HIGH]. ( P.3-34 IMAGE IMPROVEMENT) Change the pressure force using the Pressure roller up/down lever. ( P.2-34 How to switch the pressure) Print the image and adjust the media advance value. （ P.
Dark lines on the print..."Dark lines pattern 5" Dark lines pattern 5 Cause – Ink does not penetrate into media due to its surface condition – The small error of the ink droplet position on the media Solution Depending on the situation, perform a combination of the solutions below. Print in the image gradient [HIGHLIGHT2]. ( P.3-31 IMAGE GRADIENT) Change the print direction. ( P.
Stain on the print [Basic image] Main symptoms Stain pattern 1 Go to page 15 Stain pattern 2 Go to page 16 Stain pattern 3 Go to page 17 Stain pattern 4 Go to page 18 14
Stain on the print..."Stain pattern 1" Stain pattern 1 Cause – Ink spray Solution Depending on the situation, perform a combination of the solutions below. Print in the image gradient [HIGHLIGHT1] or[HIGHLIGHT2]. ( P.3-31 IMAGE GRADIENT) Check that the Print head height is at [NORMAL] and then confirm that the symptom is solved. ( P.2-44 Change the Print head height) Perform the daily maintenance and confirm that the symptom is improved. ( P.
Stain on the print..."Stain pattern 2" Stain pattern 2 Cause – Ink drooling Solution Follow the procedures below. *Clean the media edge guards when ink accumulated on them. Check that no wrinkles or rising exists on the media or that the media is slantingly set. Set the media again. Refer to the solutions for White lines pattern 4. Check that the Print head height is at [HIGH] and then confirm that the symptom is improved. ( P.
Stain on the print..."Stain pattern 3" Stain pattern 3 Cause – Print head scratched by media (wrinkled media) Solution Depending on the situation, perform a combination of the solutions below. Load the media again. Check that the head securing screws are not loosened. ( P.2-44 Change the Print head height) Raise the heater temperature. ( P.2-41 Changing temperature using the heater control menu) Be careful not to wrinkle the media. Raise the height of the Print head. ( P.
Stain on the print..."Stain pattern 2" Stain pattern 4 Cause – The left or right edge of media locates near the vacuum hole. Print head Media edge guard Media Platen Solution Vacuum hole Ink from the print head is drawn through the clearance. Shift the media so that the contact of edge of media on the platen to the media edge guard does not locate near the vacuum. Me dia Vacuum hole NG Vacuum hole OK Media Media HINT The above stain pattern is explained with yellow ink.
Bleeding on the print [Basic image] Main symptoms Bleeding pattern 1 Go to page 20 Bleeding pattern 2 Go to page 21 19
Bleeding on the print..."Bleeding pattern 1" Bleeding pattern 1 Cause – The ink dries slowly. – Too much ink Solution Depending on the situation, perform a combination of the solutions below. Raise the heater temperature. ( P.2-41 Changing temperature using the heater control menu) Raise the temperature of the front heater, print heater and rear heater by 5ºC from 45ºC, 40ºC and 45ºC, respectively. Be careful not to lose the temperature balance.
Bleeding on the print..."Bleeding pattern 2" Bleeding pattern 2 Cause – – – – Solution Mismatch of the Print head height Shift of the Print head position Shift of the Print head bi-direction position Shift of the Print head vertical position Depending on the situation, perform a combination of the solutions below. Check the Print head height. ( P.2-44 Change the Print head height) Confirm that the Print head height is not kept at “HIGH” or “NORMAL”. Adjust the Print head position. ( P.
Appendix Adjustment of bi-direction position Adjust the bi-direction position of each head. Reading the result of [BIDIRECTION1], [BIDIRECTION2] and [BIDIRECTION3] print, enter the value. This Printer has preset bi-direction position adjustment values for major media. Basically, the adjustment is not required. But, if you notice the followings in the bi-directional print ([BIDIR]) shown in page 21 of this Guide, print the bi-directional adjustment pattern and set each of the Print head position correctly.
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