{"id":26245,"date":"2025-06-10T13:40:53","date_gmt":"2025-06-10T13:40:53","guid":{"rendered":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/?post_type=epkb_post_type_1&#038;p=26245"},"modified":"2025-06-10T14:23:26","modified_gmt":"2025-06-10T14:23:26","slug":"c2153-c2154-c2155-c2156-c4751i","status":"publish","type":"epkb_post_type_1","link":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/?epkb_post_type_1=c2153-c2154-c2155-c2156-c4751i","title":{"rendered":"C2153, C2154, C2155, C2156 (C4751i)"},"content":{"rendered":"\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>C2153: Transfer belt spacing fault at K pressure switchingC2154: Transfer belt contact fault at all pressure switchingC2155: Transfer belt contact fault after K pressure establishedC2156: Transfer belt spacing fault after all pressure established<\/td><\/tr><tr><td>Rank<\/td><td>B<\/td><\/tr><tr><td>Trouble detection condition<\/td><td>C2153: The 1st transfer pressure switch (SW4) is not turned ON even after the lapse of a given period of time after the retraction operation started.C2154: The 1st transfer pressure switch (SW4) is not turned OFF even after the lapse of a given period of time after the pressure operation started.C2155: The 1st transfer pressure sensor (SW4) is turned OFF after the lapse of given time after the retraction operation is finished.C2156: The 1st transfer pressure sensor (SW4) is turned ON after the lapse of given time after the pressure operation is finished.<\/td><\/tr><tr><td>Trouble isolation<\/td><td>&#8211;<\/td><\/tr><tr><td>Relevant electrical parts<\/td><td>Color PC motor (M2)1st transfer pressure clutch (CL1)1st transfer pressure switch (SW4)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 connector between M2-BASEB CN24E for proper connection and correct as necessary.<\/li>\n\n\n\n<li>Check the connector of M2 for proper drive coupling and correct as necessary.<\/li>\n\n\n\n<li>Check the connector between SW4-BASEB CN18E for proper connection and correct as necessary.<\/li>\n\n\n\n<li>Check the connector between CL1-relay CN13-BASEB CN18E 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>SW4 I\/O check, sensor check\n<ul class=\"wp-block-list\">\n<li>Control signal: BASEB CN18E-2 (ON)<\/li>\n\n\n\n<li>Location of electrical component: 2-C<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>CL1 load check\n<ul class=\"wp-block-list\">\n<li>Check code: 24<\/li>\n\n\n\n<li>Multi code: 1<\/li>\n\n\n\n<li>Control signal: BASEB CN18E-3 (ON)<\/li>\n\n\n\n<li>Location of electrical component: 2-C<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>M2 load check\n<ul class=\"wp-block-list\">\n<li>Check code: 41<\/li>\n\n\n\n<li>Multi code: 1, 2, 3<\/li>\n\n\n\n<li>Control signal: BASEB CN24E-1 to 5<\/li>\n\n\n\n<li>Location of electrical component: 3-K<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Replace SW4.<\/li>\n\n\n\n<li><a href=\"https:\/\/wapps.mykonicaminolta.com\/msman\/m\/service\/bizhubC4751iService\/en-US\/15273659403.html\">Replace CL1.<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/wapps.mykonicaminolta.com\/msman\/m\/service\/bizhubC4751iService\/en-US\/15273532171.html\">Replace M2.<\/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<\/ol>\n\n\n\n<p><a href=\"https:\/\/wapps.mykonicaminolta.com\/msman\/m\/service\/bizhubC4751iService\/en-US\/15396500107.html\">(Link to the Field Service Manual)<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Contents Trouble type C2153: Transfer belt spacing fault at K pressure switchingC2154: Transfer belt contact fault at all pressure switchingC2155: Transfer belt contact fault after K pressure establishedC2156: Transfer belt spacing fault after all pressure established Rank B Trouble detection condition C2153: The 1st transfer pressure switch (SW4) is not turned ON even after the &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/?epkb_post_type_1=c2153-c2154-c2155-c2156-c4751i\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;C2153, C2154, C2155, C2156 (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":[1393],"epkb_post_type_1_tag":[],"class_list":["post-26245","epkb_post_type_1","type-epkb_post_type_1","status-publish","hentry","epkb_post_type_1_category-c2-4750i-4050i-trouble"],"_links":{"self":[{"href":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/index.php?rest_route=\/wp\/v2\/epkb_post_type_1\/26245","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=26245"}],"version-history":[{"count":2,"href":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/index.php?rest_route=\/wp\/v2\/epkb_post_type_1\/26245\/revisions"}],"predecessor-version":[{"id":26270,"href":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/index.php?rest_route=\/wp\/v2\/epkb_post_type_1\/26245\/revisions\/26270"}],"wp:attachment":[{"href":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=26245"}],"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=26245"},{"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=26245"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}