{"id":26289,"date":"2025-06-10T15:07:01","date_gmt":"2025-06-10T15:07:01","guid":{"rendered":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/?post_type=epkb_post_type_1&#038;p=26289"},"modified":"2025-06-10T15:07:06","modified_gmt":"2025-06-10T15:07:06","slug":"c3722-c3725-c4751i","status":"publish","type":"epkb_post_type_1","link":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/?epkb_post_type_1=c3722-c3725-c4751i","title":{"rendered":"C3722, C3725 (C4751i)"},"content":{"rendered":"\n<p><strong>NOTE<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Before parts replacement, do not carry out \u201ctrouble resetting by the trouble reset key\u201d. If the trouble resetting is carried out, abnormal heating may occur and smoke may be emitted.<\/strong><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Contents<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Trouble type<\/td><td>C3722: Fusing abnormally high temperature detection (Edge of the heating roller)C3725: Fusing abnormally high temperature detection (Main of the heating roller)<\/td><\/tr><tr><td>Rank<\/td><td>A<\/td><\/tr><tr><td>Trouble detection condition<\/td><td>C3722: Detected temperature of the heating roller thermistor\/Edg (TH1) goes beyond a given temperature for a given period of time consecutively.C3725: Detected temperature of the heating roller temperature sensor (TEMS) goes beyond a given temperature for a given period of time consecutively.<\/td><\/tr><tr><td>Trouble isolation<\/td><td>&#8211;<\/td><\/tr><tr><td>Relevant electrical parts<\/td><td>Fusing unitC3722: Heating roller thermistor\/Edg (TH1)C3725: Heating roller temperature sensor (TEMS)DC power supply (DCPS)CPU board (CPUB)Base board (BASEB)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Procedure<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Check the fusing unit for correct installation (whether it is secured in position).<\/li>\n\n\n\n<li>Check the open\/close operation of the right door.<\/li>\n\n\n\n<li>Check the connector between the fusing unit-relay CN3-BASEB CN10E for proper connection and correct as necessary.<\/li>\n\n\n\n<li>Check the connector between the fusing unit-relay CN2-DCPS CN2 for proper connection and correct as necessary.<\/li>\n\n\n\n<li>Check CPUB for proper installation and correct as necessary.<\/li>\n\n\n\n<li><a href=\"https:\/\/wapps.mykonicaminolta.com\/msman\/m\/service\/bizhubC4751iService\/en-US\/6351365899.html\">Replace the fusing unit.<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/wapps.mykonicaminolta.com\/msman\/m\/service\/bizhubC4751iService\/en-US\/7408636555.html\">Replace CPUB.<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/wapps.mykonicaminolta.com\/msman\/m\/service\/bizhubC4751iService\/en-US\/7408577675.html\">Replace BASEB.<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/wapps.mykonicaminolta.com\/msman\/m\/service\/bizhubC4751iService\/en-US\/15273301643.html\">Replace DCPS.<\/a><\/li>\n<\/ol>\n\n\n\n<p><a href=\"https:\/\/wapps.mykonicaminolta.com\/msman\/m\/service\/bizhubC4751iService\/en-US\/15400098443.html\">(Link to the Field Service Manual)<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>NOTE Contents Trouble type C3722: Fusing abnormally high temperature detection (Edge of the heating roller)C3725: Fusing abnormally high temperature detection (Main of the heating roller) Rank A Trouble detection condition C3722: Detected temperature of the heating roller thermistor\/Edg (TH1) goes beyond a given temperature for a given period of time consecutively.C3725: Detected temperature of the &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/?epkb_post_type_1=c3722-c3725-c4751i\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;C3722, C3725 (C4751i)&#8221;<\/span><\/a><\/p>\n","protected":false},"author":227,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"footnotes":""},"epkb_post_type_1_category":[1394],"epkb_post_type_1_tag":[],"class_list":["post-26289","epkb_post_type_1","type-epkb_post_type_1","status-publish","hentry","epkb_post_type_1_category-c3-4750i-4050i-trouble"],"_links":{"self":[{"href":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/index.php?rest_route=\/wp\/v2\/epkb_post_type_1\/26289","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/index.php?rest_route=\/wp\/v2\/epkb_post_type_1"}],"about":[{"href":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/index.php?rest_route=\/wp\/v2\/types\/epkb_post_type_1"}],"author":[{"embeddable":true,"href":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/index.php?rest_route=\/wp\/v2\/users\/227"}],"replies":[{"embeddable":true,"href":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=26289"}],"version-history":[{"count":1,"href":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/index.php?rest_route=\/wp\/v2\/epkb_post_type_1\/26289\/revisions"}],"predecessor-version":[{"id":26290,"href":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/index.php?rest_route=\/wp\/v2\/epkb_post_type_1\/26289\/revisions\/26290"}],"wp:attachment":[{"href":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=26289"}],"wp:term":[{"taxonomy":"epkb_post_type_1_category","embeddable":true,"href":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/index.php?rest_route=%2Fwp%2Fv2%2Fepkb_post_type_1_category&post=26289"},{"taxonomy":"epkb_post_type_1_tag","embeddable":true,"href":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/index.php?rest_route=%2Fwp%2Fv2%2Fepkb_post_type_1_tag&post=26289"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}