{"id":26525,"date":"2025-06-12T13:28:03","date_gmt":"2025-06-12T13:28:03","guid":{"rendered":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/?post_type=epkb_post_type_1&p=26525"},"modified":"2025-06-12T13:28:08","modified_gmt":"2025-06-12T13:28:08","slug":"cd3b1-cd3b3-cd3b4-cd3b5-c4751i","status":"publish","type":"epkb_post_type_1","link":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/?epkb_post_type_1=cd3b1-cd3b3-cd3b4-cd3b5-c4751i","title":{"rendered":"CD3B1, CD3B3, CD3B4, CD3B5 (C4751i)"},"content":{"rendered":"\n

Contents<\/h2>\n\n\n\n
Trouble type<\/td>CD3B1: DB server startup failureCD3B3: DB access failureCD3B4: No DB definition fileCD3B5: DB definition file error<\/td><\/tr>
Rank<\/td>C<\/td><\/tr>
Trouble detection condition<\/td>CD3B1: When starting the MFP, PostgreSQL server startup has not been successful.CD3B3: When starting the MFP, SQL DB access fails in PostgreSQL server startup processing.CD3B4: When starting the MFP, SQL DB definition file does not exist in PostgreSQL server startup processing.CD3B5: When starting the MFP, there is an error in SQL DB definition file in PostgreSQL server startup processing.<\/td><\/tr>
Trouble isolation<\/td>–<\/td><\/tr>
Relevant electrical parts<\/td>CPU board (CPUB)Base board (BASEB)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Procedure<\/h2>\n\n\n\n
    \n
  1. Check CPUB for proper installation and correct as necessary.<\/li>\n\n\n\n
  2. Rewrite the firmware.<\/li>\n\n\n\n
  3. Replace CPUB.<\/a><\/li>\n\n\n\n
  4. Replace BASEB.<\/a><\/li>\n<\/ol>\n\n\n\n

    (Link to the Field Service Manual)<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

    Contents Trouble type CD3B1: DB server startup failureCD3B3: DB access failureCD3B4: No DB definition fileCD3B5: DB definition file error Rank C Trouble detection condition CD3B1: When starting the MFP, PostgreSQL server startup has not been successful.CD3B3: When starting the MFP, SQL DB access fails in PostgreSQL server startup processing.CD3B4: When starting the MFP, SQL DB … <\/p>\n

    Continue reading “CD3B1, CD3B3, CD3B4, CD3B5 (C4751i)”<\/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":[1403],"epkb_post_type_1_tag":[],"class_list":["post-26525","epkb_post_type_1","type-epkb_post_type_1","status-publish","hentry","epkb_post_type_1_category-cd-4750i-4050i-trouble"],"_links":{"self":[{"href":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/index.php?rest_route=\/wp\/v2\/epkb_post_type_1\/26525","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=26525"}],"version-history":[{"count":1,"href":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/index.php?rest_route=\/wp\/v2\/epkb_post_type_1\/26525\/revisions"}],"predecessor-version":[{"id":26526,"href":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/index.php?rest_route=\/wp\/v2\/epkb_post_type_1\/26525\/revisions\/26526"}],"wp:attachment":[{"href":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=26525"}],"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=26525"},{"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=26525"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}