before I say anything else let me say this:
– PLEASE DON’T TO SS CLEANINGS ON YOUR MACHINE –

OK moving along now..

MYX900.com is dedicated to helping Epson Stylus Pro 4900, 7900, 9900 and 11880 users work through some of the typical problems which can stop your printer dead in it’s tracks.  Clogs.  Chances are if you are here you have clogs and you need help clearing them.  First please refer to the red text just above – do not do SS Cleanings.  More on this later.  Second, refer to the side bar on the right to navigate your way through learning some not so common points about maintaining/repairing/and keeping your Epson Stylus Pro printer out of trouble once it’s up and running again.

https://i0.wp.com/www.gotagteam.com/epson/arrive_with_clogs.jpg

Here’s a feedback email from happy camper number I can’t even count anymore, Rick Robinson, who just fixed his Epson Stylus Pro 9900 all by himself (with a little help from MYX900.com  🙂

“Hi Eric,

Well this is me, happily reporting from the end of the rainbow.
I did in fact call Epson on my own, I really didn’t think they would sell me the printhead. I thought they would insist 
that I go through their DecisionOne service company, but to my great surprise they did not.
The printhead arrived 24 hours after I bought it, and I spent an other 24 hours trying to find a #1phillips head 
screw driver with a shaft at least 6 inches long, the most frustrating part of this exercise (Radio Shack has them), except for the price of the printhead!!
I must say that I followed your directions to the letter, and am very happy to tell you that the entire operation went off perfectly.
It is only with your detailed instructions on the video that I would have attempted the process.
The head registration, through the “Servprog” program  went  flawlessly, and once I  ran several pairs head cleanings to 
charge the head with ink, the nozzle patterns were perfect, and the prints are flawless and I didn’t even have to run a 
head alignment.
I took the old head and cleaned it, flushed it with distilled water, using a syringe and small plastic tube.I am keeping it
I would love to know if my attempts to clean it were successful, but I’m not going through that process again until I have to (hopefully never).
I thank you very much for bothering to make the video in the first place, it was invaluable.
please fell free to post this note on your site if you wish.
I will be contributing to the cause
Cheers 
Rick”
No thank YOU Rick.  And thank you to the many others who also have benefited/contributed to/supported myx900.com.  I have to say there are few better ways to wake up in the morning other than to a thank you email stating that someone has just revived their Epson from the dead, and are successfully printing again because of the work we have put in here.  …Never surrender,
Eric

100x500white

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220 comments
  1. Hello Eric. Thanks for you cobtribution and a lot of knowledge (shared with us).

    I clean my 7700 printhead, and its empty. Should I inject some ink in the printhead? I installed and use a Power clean 2x, but nothing on paper… If i started my printhead without ink, is it a risk of damage?

    • Eric said:

      Yes there is a risk because ink is also coolant. That’s why I suggest only using standard cleanings because they don’t fire the nozzles. They simply suck ink into the head. Much safer.

      • But I can’t get ink to come out of the print head. Should I run an “init fill”? I have already released the dampers and tried to remove all air from the system, but the printer is still not printing. Since I cleaned the print head, I removed the old ink inside, and it is now empty. I thought a few cleanings would be enough to charge the print head, but it didn’t happen. Now I’m in doubt whether I should run init fill.

      • Eric said:

        Technically an initial fill is the process to follow. The downside is the loss of money in ink you will experience whether or not your head is dead. What I have done to avoid this total loss is go into service mode and choose one pair (channel) to do repeated cleanings on. This way you can see the ink flow through the lines (flashlight can help), and you don’t lose as much ink (if you eventually find that the head is dead).

      • Ricardo said:

        The channel cleaning doesn’t turn on piezoeletric elements, right? The pump only suctions the ink during the cleaning process? What is AID module? Can I inject (with extremely careful) ink directly in the head, or this it is a risk?

      • Ricardo said:

        I removed printhead (one more time…). I had cleaned all noozles, but I leave it some days drying and cyan/magenta channel is cloged again. I don’t know what happened but I think that the residual ink cloged noozles again. Well. I’m repeating the entirely cleaning, using printhead solution and a ultrasonic cleaner to ensure unclog process…

        I confess… Sometimes there is a inside voice in my mind that say “put fire on this sh**”. 😆 but I have feith… I will make some progress to ressurect this printer!!!

      • Eric said:

        We all hear those voices Ricardo. You are not alone…

      • Ricardo said:

        Eric… The cyan channel is leaking to magenta, at right side… And now I got 1a39 head error… I’m preparing some gasoline to fix all of this. I’m done. I give up.

      • Eric said:

        It’s not your fault Ricardo. These heads are incredibly fragile, and they are the heart of the machine. I’ve cleaned heads myself, soaked them gently in fluid just touching the face of the head. I’ve tried flushing them manually. I’ve sent heads out to be ultrasonically cleaned. Nothing worked, as you have found youself. But not because you did anything wrong. Because most likely your head was already damaged before you went in there to work on it. Most often “clogs” are not actually clogs. That’s why I usually suggest to folks that before doing anything, run a series of cleanings / prints / nozzle patterns. Cleanings / prints / nozzle patterns. Maybe five sets in a row, documenting each and keeping the nozzle patterns in order. Once done compare every nozzle pattern super carefully. If there is ANY improvement, great, there is hope. But if these “clogs” stay the same, or possibly even get worse in places – the head is dead. I’ve taken them apart under a stereoscope and examined them in detail. They are more fragile than your girlfriend asking if she’s put on weight. Don’t answer. Run.

      • Ricardo said:

        Well, I’ll leave my 2 cents because someone will come here in the future looking for information – just like I did.

        I removed the printhead, cleaned the ink circuit from the cartridges to the end of the dampers, removing all the old ink from the system.
        I removed the head and placed it on a paper towel dipped in cleaning solution. I removed the ink this way, through the capillarity of the paper towel that was “pulling” the ink from inside the print head.
        After that, I carefully sucked out the residual paint (without using too much vacuum, because if it’s completely clogged and you pull too much, it will suck out the seals too. And then the damage is guaranteed. That’s not what we want…

        Once that was done, I analyzed whether the obstructions were light, but I found that magenta, cyan and matte black were obstructed. Photo Black and yellow were already released. How did I do this? Lightly injecting cleaning solution on top.
        Once again, you can’t be too careful at this time. Do not pressurize, just inject lightly and observe the output.

        Once that was done, I put cleaning solution in the ultrasonic cleaner and left it for a few minutes. Clearly the dried paint particles were breaking up, the solution became very dirty. I changed the solution and repeated, until I no longer noticed any changes in the solution.
        I again carried out tests by injecting solution from above, carefully.

        The obstructions were just cyan, and my faith was strong… It seemed like it was going to work.
        Ciano didn’t want to unclog it in any way. I repeated countless cleanings, ultrasonic bath, paper towel soaked in solution, waiting 24 hours,… And repeat. Lots of repetition. But no progress was observe. I tried inject isopropilic alcoohol too (I don’t know if I should use it but some cyan ink came out…) But some cyan clog still there. It no longer seemed to work.
        I decided to start reassembling the machine, and before installing it I decided to flush it with demineralized distilled water on top. And that was my mistake. All channels had almost perfect, regular jets… But when I reached cyan, it was restricted. And then… When injecting the cleaning water, that sad sight: water coming out of the magenta channel, at right side of printhead. There a tear came out of the corner of my eye, because all the work was lost…

  2. I have a 7900 that needs some TLC, that I just don’t have time for. It was partially disassembled for cleaning, and other projects came up, so I never got back to it. I’ve since gotten a roland, and just want it gone. If anyone is in the upstate NY area, and is interested, drop me a line. If I can get a few dollars for it, cool, if you don’t have a few dollars, I’ll probably let you take it anyways. It’s currently filled with sublimation ink.

  3. kingofhemp13 said:

    wondering if anyone can tell me what the piece of paper is and is for – just below wiper assembly and seems to go to bottom of capping station- epson 9900
    thanks

  4. Bernard said:

    Bonjour,
    J’ai une epson 9900 avec la ligne noir de la tête qui a un série de buses bouchées faut-il remplacer la tête ou est-il possible de déboucher les buses.
    D’avance merci pour votre réponse.
    Et félicitations pour votre site bien utile.
    Bernard.

  5. Henderson said:

    Hi Eric, I have an Epson 9900 , I have tried to put 4 different vivid magenta cartridges, every one of them , my printer shows no cartridge in the VM slot? So I can’t do any prints, I have a ton to print … I’ve tried to wedge it more left , cleaned the chips, reset the chips? What is my issue? I’m desperate, called Epson and they said my printer is too old to help me , and to buy a new one.lol. Unfortunately I can’t afford one. !

    • Eric Gulbransen said:

      Oh, thank you Epson. Another remarkably helpful response. Email me off the site and I’ll send you some helpful documents that might zero-in on the problem.

      • Heather said:

        I am having the same problem, except mine is the black matte. I figured it was the connector chip, so I have bought a replacement, but can’t find any directions on how to get to the chip replacement. Any help on how to replace this would be amazing!!

      • Murray Henderson said:

        Hi I actually took everything apart following instructions from the service book , I replaced the little chip and it did not work. It is still saying no cartridge, so now my printer is useless. I got the service manual through https://compassmicro.com/media/wysiwyg/diagrams/SPro-7900-exploded-diag.pdf
        Good luck, if yours works please let me know. My printer is halfway out the door

  6. Hello Eric, I’ve followed your site for the past couple of years to gain insight on my Epson 9900. I’m living in Mexico and thought I may need to service my Epson myself. Well that day has come. I did a manual head cleaning and put everything back together. Plugged the printer back in and everything seemed fine. Turned the printer off and when I turned it back on, I got a message saying cartridges not recognized with X’s appearing on the menu. I got the following error codes, 1489, 1439, and 3000. I know the 1489 and 1439 refer to the capping station position and the 3000 to power. Everything I tried to get the printer working again failed. Prior to the cleaning, the printer was working fine, other than the Green channel showing some clogs. Any insights of suggestions would be appreciated. I’m somewhat remote in Mexico, so my repairs are up to me. I’m going to rent your video to see if I missed anything cleaning the print head and reassembly. Also, I bought a used PC laptop running Windows XP in the event I needed to service the printer. I’m a longtime Apple user. Thanks in advance and any guidances is appreciated.

    Regards,
    John Chakeres.

    • Eric said:

      Do you have all the service and field manuals John? Email me and I’ll send them to you today if you want. We can take it from there.

      • Hello Eric, thanks for the quick reply. What I have is the Pro 7900 and 9900 Field Repair Guide, 469 pages. If you have something in addition to that, I would appreciate it. Thanks.

      • Eric said:

        Here you go John:

        7900 9900 SERVICE MANUALhttp://gotagteam.com/epson/epsondocs/7900sm.pdf

        7900 9900 FIELD REPAIR GUIDEhttp://gotagteam.com/epson/epsondocs/pro79_fg.pdf Hope this helps, Eric

      • Hello Eric, Thanks for the links to the Epson Service Guides. I did a little trouble shooting today but still get all the “X’s” and message “ink cartridges not detected”. If I remove one cartridge the others show up with the correct ink levels. But when I put the cartridge back in, it displays all “X’s” again. I’m going to watch your video closely and see if I missed something when I cleaned the print head. I may remove it again and reinstall it to see if that makes a difference. Any input would be appreciated.

        John

    • Eric said:
      • chakeres said:

        Hello Eric, Thanks for the eBay link but the main board sold. I have a line on a 7900 main board but in my research I found the 7900 and 9900 main boards have different part numbers. Are they interchangeable once the information from the old 9900 board is loaded onto the 7900 board? Thanks.

      • Eric said:

        Why risk mix n matching. There are so many available I’m sure you can get a 9900 board. Sorry I forgot yours wasn’t a 7900.

    • Alex said:

      I did step by step of the video of eric and was the same problem like you, never work again, i lost 1500 the cost of the printhead. We bought the SCP9000.

  7. I have a 7900, that I’ve just given up on. Had a printhead clog, went to remove printhead to clean, and got distracted, and never got back to it, still partially disassembled printhead mech, and probably have lost some pieces. Free, as-is, where is, upstate NY Contact me if you want to come get it. I’d rather see it go to somebody for parts or repair, than scrap.
    -Bill
    Sign Me Up Express

    • Eric said:

      Thanks for the heads up Bill. I think I know a guy who might want your mother board… 🙂

      • if somebody wants it, I’d prefer they come get the entire thing.

  8. Jafeth M said:

    Hello Eric, I have a problem with an epson stylus pro 9900, a few weeks ago I cleaned my head manually, when I reinstalled it everything worked, the problem started when they changed the ink in my cartridges, before installing them I reset them and also the printer, but at turning on marks an error in all the cartridges, however if I remove one it registers the other 9, but it asks me to install the remaining cartridge, I also wanted to apply a color cleaning and it shows me an error 1439. I need your help I already tried everything and nothing It works 😦 and I’m afraid I also tried to run ss cleanup but it doesn’t run. It points to the error mentioned above. Help 🙏

    • Eric said:

      The annoying missing cart trick, brought to us by our favorite printer on earth. It’s a pretty random deal some run across after working under the hood of these beasts. Could be static discharge, nobody has nailed the reason. But the fix seems to be the mother board.

  9. Hello,

    I am not sure if you received my email requesting your video on the 9900 print head replacement. I did not get a confirmation.

    Robert Weiss

    • Eric said:

      Sorry Robert I was at a race. Sent you a response this am

  10. Steve said:

    Hi Eric,

    I emailed you requesting the ServProg.exe file – will it be windows 10 compatible or do I need to find an old computer to use it with

    • Eric said:

      Your email went to spam. Weird. I found it after getting this post and responded with links to software and manuals. Thanks for reaching out

      Eric

  11. Shaun R said:

    Epson support tricked me into updating my firmware… Printer doesn’t recognize some carts that have been reset with a reset-chip tool. Where can I find, 2012/2013 firmware for the Stylus Pro 9890 for I can downgrade my firmware? Thanks!

  12. Kaywan said:

    Hi Eric I’m in search of a print head for my 7900 if you have any information on where I can purchase from would be greatly appreciated. Also

    • Eric said:

      Call Epson directly. They have been the only source for new heads up until recently. Hopefully that has not changed

  13. pasc said:

    Hello Eric,
    Where can I send you an email?

    • Eric said:

      There’s an email contact link top right of this page, Pasc

  14. Hi Eric

    I just got myself an Pro Stylus 9890, but it hasen´t been used in a few years. I have a few questions. Do you know anything about this model?

    Best regards Henrik/Denmark

    • Eric said:

      9890s are very similar, email me directly and I’ll hook you up with some manuals

      • Hi Eric

        Thank you.

        Den tor. 14. apr. 2022 kl. 22.55 skrev MY X900 :

        > Eric commented: “9890s are very similar, email me directly and I’ll hook > you up with some manuals” >

      • Hi Eric

        I dont know how to email you directly, I cant find your email?

  15. Sherif said:

    Hi Eric, great forum you have. Thanks for your tips and expert advise.
    I am trying yo solve issues with my 9700 missing nozzles. The configuration of the nozzle check MMCCPkPkYYMkMk keeps failling randomly. I read that its due to ink back flow from pressure. Is there any way to stop this?

    • Eric said:

      Email me directly brother I’ll send you some docs to help

  16. Dirkjan said:

    Hi Eric, I rented your video instruction to prepare myself for a printhead replacement in a 9890. I hope you can help with the servprog.exe file. I send some emails to the mail link that you mention on this site but haven’t seen a response yet. Thanks for your help so far. The video is very helpful.

    • Eric said:

      Thanks for the heads up Dirkjan. Found your email in the spam folder. Responded with the program. Thanks, Eric

  17. Giuseppe said:

    Buona sera, avrei bisogno del tuo aiuto,ho un Epson Stylus Pro 7900, dopo aver smontato la testina di stampa per fare la pulizia approfondita con il detergente adatto dopo l’assemblaggio della pompa alla tesina ho fatto tutto delicatamente e ho messo i fili tutti al loro posto, appena o avviato la stampante non solo non mi riconosce le cartucce ma mi da il code 1439, come posso risolvere il problema grazie. Cordialmente Giuseppe Gangi

  18. Luis said:

    Hello.
    I hope you could help me with a predicament.
    I own an Epson SP 9900, and about 3 weeks ago a pink stripe has appeared in every print. This stripe is located around 16mm from the border of the paper where the printhead starts the job, and it appears no matter what combination of paper or color profile I use.
    The strange thing is that if I left a margin of 17mm for the print to start, the stripe does no appear anymore on the rest of the print no matter if it’s a 4×6” or a 30×40”.

    Since this problem started nozzles clogged more frequently.
    Also since 3 days ago the yellow color has clogged partially and no cleaning cicle is able to solve it.
    Apart form this the machine has worked flawlessly for about 6 years.

    A guy at Inkjet Mall was kind enough to answer an email I sent them and told me that this indicates a pre-delamination of the print-head and It’s on its way to going kaput.

    Please if anyone here has experienced a similar problem, tell me if there is a solution other than changing the printhead or if you think the pre-delamination diagnosis is accurate.

    Several head alignments have been done and changing the suction of the paper with no success.

    Best regards to everyone.

    • Simon Carroll said:

      Hi Eric, I am about to chase a problem on my Epson Pro 9900 (error 1439 the home position of the cap not detected) and was about to buy the servprog.exe on Ebay and then I came across your website and thought… for $40 bucks more I get a head replacement video and the servprog.exe with you – is this correct?

      I understand i don’t have head problem at this time, however I do have a spare 9900 with a head problem and I want the servprog.exe to potentially force a firmware upgrade.

      Thanks,

      Simon

      • Eric said:

        Yes Simon. With the video rental I send you the program. Also field and service manuals for your specific machine. Just email me after you rent and I’ll take care of you

      • Simon Carroll said:

        Hello Eric, I have just purchased the rental, please email the servprog.exe when you can. Thanks!

  19. Daniel Elma said:

    Hello Eric,

    My printer 9700’s matte black will have half gap on nozzle check after printing 1 file, later I will matte black cleaning (powerful mode) it will show clean nozzle check then I’ll print fine for 1 file, after that, matte black ink will have gap again, I change the damper already before and it work for few months, then the gap happened again, is it the dampers or pump station have problem, I bought a new capping station set but no idea how to install it and don’t know if that’s the problem.
    I don’t think the printer head is the problem because it shows clean nozzle check after some powerful clean. I need your opinion

  20. Jennifer Johnson said:

    Hi Eric, My husband removed a printhead in 7900 to clean it. After reinstalling doing head cleaning, nozzle check etc. He went to fill the cartridges. He has the same error and I’ve seen others have which is upon putting in the 11th cartridge it says cannot recognize cartridges —all of them. Do you know the solution? If so I will gladly pay the $45

    • Eric said:

      email me off this site Jennifer. I’ll send you some helpful docs.

      Eric

  21. ronaldvogelkopdk said:

    Hello and thank you for this informative page!
    I just had my 7900 printhead out for cleaning. I have done so succesfully on another 7900, but this time, after reinstalling, it prints only BLANK pages. NO trace of ink at all..

    How do I determine whether it is a bad cable connection to the print head, or if it is missing pressure/ink flow..?

    Thanks a lot
    Ronald

    • Eric said:

      Hi Ronald. Sorry for your challenge here. You could be firing blanks for lots of reasons. It’s important to diagnose from the most basic reasons, to the most complex. IE, when your car suddenly stops running, don’t check the transmission. Check the gas tank. So in your case here, check if the head has ink. Shine a flashlight on the lines just before the head and see if you can see air gaps. That’s a good step 1

      • ronaldvogelkopdk said:

        Thank you for the advice.

        When you talk about lines just before the head.. do you mean the intakes on the back of the head or on the lines coming out of the damper assembly?

      • Eric said:

        Follow the lines as far as they stretch, check everywhere. But especially closer to the head.

      • ronaldvogelkopdk said:

        Oh, ai was assuming you wanted me to look with the flashlight while the dampers were disconnected from the head.. but you mean inspecting with the flashlight while both print head and damper assembly is installed..?
        I will do so first thing tomorrow!

      • ronaldvogelkopdk said:

        So, I just checked the ink lines, and there is no air trapped in the tubes.
        I realized that I had missed tightening two screws close to the connection between the damper assembly and the print head and hoped that caused a pressure leak or something, but that has not helped.
        Should I try to do a ‘Power clean’ to rebuild pressure?
        I am afraid that I did something bad to the electronics/contacts. I read somewhere that can cause blank pages without any error messages..

      • ronaldvogelkopdk said:

        Update: After installing brand new maintenance tank I realize that NO INK is coming through to either print head or maintenance tank.

        There seems to be lots of ink in the cartridges and in the tubes all the way to the print head, but how can I be certain?

        Does anybody have an idea on how to troubleshoot this?

      • ronaldvogelkopdk said:

        Thanks, Eric.
        I did try that. No ink is coming through the heads or even to the waste ink (still looks new after several tries..)
        I took the whole printer apart. The pressure pump on the back seems to work.
        I wonder if it is a pump that sits on the two tubes going to the drain?
        Does that have any effect on the ink going to the head?

  22. Daniel Elma said:

    Hello Eric,

    I need some advice, everty time I do nozzle check, one half of the Vivid magenta lines is blank, anything I can do? Thank you

    Daniel Elma

      • Daniel Elma said:

        Thank you for your reply, Epson 9700, refurbished bought in Asia, PX-F10000, I bought a new printer head already DX6 still waiting for it to arrive, I plan to rent your video on how to install, I have no experience , hope all things go well

      • Daniel Elma said:

        I took out the printer head and soak it in solution, but still the same result blank magenta, I think over used my printer head

      • Eric said:

        It’s usually under-use that breaks these heads, but anything is possible. They are fragile beasts. If you’ve already removed the head, you’ve gone beyond any experimental advice I can offer you. Typically I tell people to do pairs cleanings in service mode, and compare a series of nozzle patterns. After pars cleanings and multiple patterns printed, compare them to see where you stand. If there is slight improvement, keep going. If there is no improvement, your head is probably dead. If the problem is worse, your head is definitely dead.

      • Daniel Elma said:

        Should be definitely dead, because I clean it many times and always same blank result, I’m also wishing for slight change but no, for the installation of the head, does it apply on all version? Because I bought my head from China and I doubt it’s plug and play, so I will rely on your tutorial when it came. Thank you for your reply Eric

      • Eric said:

        You should be fine Daniel. But if you’ve already removed your head and reinstalled it, you really don’t need the video

  23. Milton said:

    Hi, what means SS cleaning? Thanks

  24. Geoff Tillett said:

    Hi Eric,

    Gday from Australia, Just rented your video and am waiting for new heads to turn up, I noticed you say that you can help with the servprog.exe program I’m sure I’m going to need these for 9900 and 9890 (I’m doing a total of 4 machines) if you can help with that that would be awesome! Not sure what you need from me to prove rental? Let me know cheers Geoff (I also sent email but maybe check junk mail folder)

    • Eric said:

      Email me directly and I’ll take care of you brother.

      Eric

      • Eric said:

        I got nothing. Will check spam now

      • Eric said:

        Yup, found you in the spam folder. Check your email I just sent you all you need and more. Good luck Geoff

  25. RV said:

    How tick/gram are your media? Have you tried to adjust platten gap from normal to wide/wider?

  26. Steven said:

    Hello Eric,

    I have a 8yr old 9890 that gets used 10-15 times a year, only printing luster media. My prints are now showing a 1/2 wide horizontal strip about 1 inch down from the start of my print. My nozzle checks all come back good. I tried turning off high speed mode as well as printing in the highest resolution. Still getting the same strip in the same spot. You think this would only need a print head replacement?

    Also, is this the only part I would need?

    https://printheadprice.com/epson-printhead/epson-9890-print-head-dx6-f191010-f191040.html

  27. I have had a 9900 for seven years now. It hardly gets used. I used to do some canvases on it every so often, now it only gets fired up a few times a year. It still makes great prints, but it is incessantly going through cleaning cycles. I fired it up after four months and most of the colour pairs were blocked. One regular cleaning got most of it, then a colour pair cleared up the rest. But I just sent it a total of 30 16 inch by 7 inch prints, and the damn thing must have gone through at least 13 cleaning cycles on its own during print run. This run alone used up about 7 per cent of the maintenance tanks. I had to switch left and right just to use up the last few per cent.

    I don’t do much printing these days, so what do I do? It still works, but the never ending cleaning cycles are bankrupting me every time I use it. Every time I turn it on, it burns through about $20 of ink just to clean itself. Help?

  28. jamesgreen567 said:

    Hi, Thanks for this blog.

    I had an issue with trying to unclog my 4900 which may have ended up being a bad ink damper or head. I put it in the back room and bought a Canon iPF 6450. That was 2 years ago. Overall I like the Canon. I love reprinting things from the hard drive. The prints are at least 95% as nice as the Epson. The clogging/head issues are 5% of the Epson. I have replaced one of the heads ( after 2 years of fairly heavy use, for $340 and ~ 5 minutes). I could have probably extended the head’s life based on what I now know. The main thing I miss from the 4900 is its great handling of both rolls and cut sheets. The Canon seems fine with rolls but cut sheets must be individually and laboriously loaded., ie one at a time with multiple button pushes per sheet to keep the thing going. I had some production jobs that I printed on the 4900 where I could load 100 sheets of 17 x 22″ paper and it would make 100 prints with only a little help with the output stack. Anybody know of a 24″ printer that can handle cut sheets like that?

    So I pulled it out and plugged it in yesterday and no, no miraculous cures but I was surprised how quickly I got it back to about where it was when I abandoned it over two years ago (and I did nothing special to store it). Most colors missing a few segments, but zero ink printing on black.

    Unless someone has a high probability fix up their sleeve I don’t think I’ll try to fix it. Instead of dumping it I’d be willing to sell it cheap, or parts off it, say for someone wanting to set up an alternate ink system that does not need all 10 channels etc. I’m in Alaska so sending the whole thing would be expensive, but I’d be glad to dissect it for any parts.

    Jim

  29. K a Chamberlain said:

    Hi Eric

    I sent you an email and I’m desperately in need of a response. After watching the printhead replacement video I’m now having no ink at all. Machine has no error codes. I can not find the servgpro.exe. I have two machines and both are responding the same.
    I must point out I have flushed the heads and not replaced with new.

    Thanks

    • Eric said:

      I found your email in the spam folder. Strange. I can give you the program but the program is not why you are firing blanks. I don’t know what you did, but your email says you have not bought a new head yet. So I assume you removed your original heads to clean them or something. This could have gotten air in your lines. Or if you did not reassemble the machine properly you may have no pressure in the lines. Like I said I don’t know what you did. Seems to be more than simply watching the video and now suddenly both your machines don’t work. Tell me more in email, I will respond there now as well.

      • Ken Johnson said:

        Hello my name is Ken and I am haveing the same EXACT problem as this fellow. can you help me please.
        Ken

      • Eric said:

        Ken, have you taken your head out and forced ink through it to flush it? That’s a risky thing to do – kind of like jumping out of an airplane holding a bed sheet over your head as a parachute. Might work in theory, but in reality….

        Take a flashlight, shine it on your lines in front of the carriage going into the head. Can you see air in the lines? If not you probably have ink in your head. If you have ink in your head, and you have pressure, and it’s not firing, and all your wires and ground are fastened properly, you most likely killed your head parachuting into the jungle

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