{"id":94,"date":"2013-10-25T22:36:58","date_gmt":"2013-10-25T20:36:58","guid":{"rendered":"http:\/\/www.emperial.dk\/?p=94"},"modified":"2013-10-25T22:39:25","modified_gmt":"2013-10-25T20:39:25","slug":"how-to-fixhack-the-samsung-clx-3175fw-imaging-unit","status":"publish","type":"post","link":"https:\/\/www.emperial.dk\/?p=94","title":{"rendered":"How to fix\/hack the Samsung CLX-3175FW, imaging unit"},"content":{"rendered":"<p>Well the place where i do some voluntary work, had this Samsung CLX-3175FW Color Laser printer for some years now and the unit i starting to show to following warning: &#8220;replace imaging unit soon&#8221; from the old days doing repairs on different printers at the university, i found that a lot of manufacturers place small fuses, software counters that are supposed to make the user replace different parts in the printers normally these parts are quite expensive, some of these &#8220;errors&#8221; can sometimes be reset without that much work, and the this was one of them.<\/p>\n<p>What you needs is the following:<\/p>\n<p>A Solderings iron<\/p>\n<p>A 56\u03a9 0,25watts resistor<\/p>\n<p>Let&#8217;s get to work.First thing is to take all the color cartridges out of the printer and place them somewhere safe (be sure not to drop the color powder on anything)<\/p>\n<p>next thing is to remove the wast toner box in the left side, now remove the imaging unit.<\/p>\n<p><a href=\"https:\/\/www.emperial.dk\/wp-content\/uploads\/2013\/10\/image_unit_samsung.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-95\" alt=\"image_unit_samsung\" src=\"https:\/\/www.emperial.dk\/wp-content\/uploads\/2013\/10\/image_unit_samsung-300x210.png\" width=\"300\" height=\"210\" srcset=\"https:\/\/www.emperial.dk\/wp-content\/uploads\/2013\/10\/image_unit_samsung-300x210.png 300w, https:\/\/www.emperial.dk\/wp-content\/uploads\/2013\/10\/image_unit_samsung-426x300.png 426w, https:\/\/www.emperial.dk\/wp-content\/uploads\/2013\/10\/image_unit_samsung.png 687w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>you should se 2 cobber contacts in the right side of the imaging unit, this small device can be removed from the unit.<\/p>\n<p><a href=\"https:\/\/www.emperial.dk\/wp-content\/uploads\/2013\/10\/resisitor_samsung.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-96\" alt=\"resisitor_samsung\" src=\"https:\/\/www.emperial.dk\/wp-content\/uploads\/2013\/10\/resisitor_samsung-300x141.png\" width=\"300\" height=\"141\" srcset=\"https:\/\/www.emperial.dk\/wp-content\/uploads\/2013\/10\/resisitor_samsung-300x141.png 300w, https:\/\/www.emperial.dk\/wp-content\/uploads\/2013\/10\/resisitor_samsung-500x235.png 500w, https:\/\/www.emperial.dk\/wp-content\/uploads\/2013\/10\/resisitor_samsung.png 730w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>inside the unit that i took apart, there where 2 resistors, the small one, is actual just a\u00a0 &#8220;sense&#8221; function that makes the printer aware if the unit is not installed, in my case the resisitor was a 140K\u03a9, the larger resistor was a 56\u03a9 but this resistor was burned and did no longer function. So this resistor functions as a &#8220;new&#8221; device put into the printer, the printer then burns this resistor to reset the imaging unit counter.<\/p>\n<p>a quick trip to the storage with a new 56\u03a9 resistor, i removed the old one and soldered the new inside the unit, i used a 1% resistor as this was the only type that i had.<\/p>\n<p>i then put the unit back into the imaging unit, and cleaned the unit for any excess toner, and dust.<\/p>\n<p>then i put everything back into the printer and powered the unit on.<\/p>\n<p>i printed a report for the unit and wolia \ud83d\ude42 the printer now thinks the imaging unit is new.<\/p>\n<p><a href=\"https:\/\/www.emperial.dk\/wp-content\/uploads\/2013\/10\/report_samsung.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-97\" alt=\"report_samsung\" src=\"https:\/\/www.emperial.dk\/wp-content\/uploads\/2013\/10\/report_samsung-300x186.png\" width=\"300\" height=\"186\" srcset=\"https:\/\/www.emperial.dk\/wp-content\/uploads\/2013\/10\/report_samsung-300x186.png 300w, https:\/\/www.emperial.dk\/wp-content\/uploads\/2013\/10\/report_samsung-481x300.png 481w, https:\/\/www.emperial.dk\/wp-content\/uploads\/2013\/10\/report_samsung.png 878w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>i den took the unit apart again and checked the resistor, somehow the printer didn&#8217;t burn i properly so i remove the resistor , just to be sure that i didn&#8217;t break anything, maybe the original samsung placed resistor is easer to burn?, but hey what the heck it did the job.<\/p>\n<p>This fix\/hack cost around 0.50DKR, and a new imaging unit cost around 900-1100DKR so witch one do you chose?.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Well the place where i do some voluntary work, had this Samsung CLX-3175FW Color Laser printer for some years now and the unit i starting to show to following warning: &#8220;replace imaging unit soon&#8221; from the old days doing repairs &hellip; <a href=\"https:\/\/www.emperial.dk\/?p=94\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21,20],"tags":[47,22,23],"class_list":["post-94","post","type-post","status-publish","format-standard","hentry","category-hacking","category-hardware","tag-hacking","tag-printer","tag-samsung"],"_links":{"self":[{"href":"https:\/\/www.emperial.dk\/index.php?rest_route=\/wp\/v2\/posts\/94","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.emperial.dk\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.emperial.dk\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.emperial.dk\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.emperial.dk\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=94"}],"version-history":[{"count":2,"href":"https:\/\/www.emperial.dk\/index.php?rest_route=\/wp\/v2\/posts\/94\/revisions"}],"predecessor-version":[{"id":99,"href":"https:\/\/www.emperial.dk\/index.php?rest_route=\/wp\/v2\/posts\/94\/revisions\/99"}],"wp:attachment":[{"href":"https:\/\/www.emperial.dk\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=94"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.emperial.dk\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=94"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.emperial.dk\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=94"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}