{"id":26408,"date":"2025-06-11T14:16:20","date_gmt":"2025-06-11T14:16:20","guid":{"rendered":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/?post_type=epkb_post_type_1&#038;p=26408"},"modified":"2025-06-11T14:16:26","modified_gmt":"2025-06-11T14:16:26","slug":"c8302-c4751i","status":"publish","type":"epkb_post_type_1","link":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/?epkb_post_type_1=c8302-c4751i","title":{"rendered":"C8302 (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>C8302: DF cooling fan trouble<\/td><\/tr><tr><td>Rank<\/td><td>B<\/td><\/tr><tr><td>Trouble detection condition<\/td><td>The lock signal continues to detect H during a given time while the DF cooling fan motor (FM4) is spinning.<\/td><\/tr><tr><td>Trouble isolation<\/td><td>DF<\/td><\/tr><tr><td>Relevant electrical parts<\/td><td>DF cooling fan motor (FM4)DF control board (DFCB)<\/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 FM4-relay CN112-DFCB CN4 for proper connection and correct as necessary.<\/li>\n\n\n\n<li>Check the fan for possible overload and correct as necessary.<\/li>\n\n\n\n<li>FM4 load check\n<ul class=\"wp-block-list\">\n<li>Check code: 60<\/li>\n\n\n\n<li>Multi code: 113<\/li>\n\n\n\n<li>Control signal: DFCB CN4-5 (REM), DFCB CN4-7 (LOCK)<\/li>\n\n\n\n<li>Location of electrical component: 12-X<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><a href=\"https:\/\/wapps.mykonicaminolta.com\/msman\/m\/service\/bizhubC4751iService\/en-US\/15273935243.html\">Replace FM4.<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/wapps.mykonicaminolta.com\/msman\/m\/service\/bizhubC4751iService\/en-US\/7470459275.html\">Replace DFCB.<\/a><\/li>\n<\/ol>\n\n\n\n<p><a href=\"https:\/\/wapps.mykonicaminolta.com\/msman\/m\/service\/bizhubC4751iService\/en-US\/15399239947.html\">(Link to the Field Service Manual)<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Contents Trouble type C8302: DF cooling fan trouble Rank B Trouble detection condition The lock signal continues to detect H during a given time while the DF cooling fan motor (FM4) is spinning. Trouble isolation DF Relevant electrical parts DF cooling fan motor (FM4)DF control board (DFCB) Procedure (Link to the Field Service Manual)<\/p>\n","protected":false},"author":227,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"footnotes":""},"epkb_post_type_1_category":[1399],"epkb_post_type_1_tag":[],"class_list":["post-26408","epkb_post_type_1","type-epkb_post_type_1","status-publish","hentry","epkb_post_type_1_category-c8-4750i-4050i-trouble"],"_links":{"self":[{"href":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/index.php?rest_route=\/wp\/v2\/epkb_post_type_1\/26408","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=26408"}],"version-history":[{"count":1,"href":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/index.php?rest_route=\/wp\/v2\/epkb_post_type_1\/26408\/revisions"}],"predecessor-version":[{"id":26409,"href":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/index.php?rest_route=\/wp\/v2\/epkb_post_type_1\/26408\/revisions\/26409"}],"wp:attachment":[{"href":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=26408"}],"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=26408"},{"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=26408"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}