{"id":25038,"date":"2021-02-09T13:22:28","date_gmt":"2021-02-09T13:22:28","guid":{"rendered":"http:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/?post_type=epkb_post_type_1&p=25038"},"modified":"2023-12-13T14:40:59","modified_gmt":"2023-12-13T14:40:59","slug":"cd701-cd702-cd703-bizhub-4750i-4050i","status":"publish","type":"epkb_post_type_1","link":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/?epkb_post_type_1=cd701-cd702-cd703-bizhub-4750i-4050i","title":{"rendered":"CD701, CD702, CD703 (bizhub 4750i\/4050i)"},"content":{"rendered":"\n

Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.<\/strong><\/p>\n\n\n\n

Contents<\/h2>\n\n\n\n
Trouble type<\/td>CD701: Mechanical controller flash ROM writing error

CD702: Mechanical controller flash ROM device error

CD703: FW download communication fault<\/td><\/tr>
Rank<\/td>C<\/td><\/tr>
Trouble detection condition<\/td>CD701: A mechanical controller flash ROM writing sequence is interrupted in its mid-operation due to, for example, power being shut off.<\/td><\/tr>
<\/td>CD702: An erase error or other device fault occurs during mechanical controller flash ROM writing.<\/td><\/tr>
<\/td>CD703:

Irregular data is received during FW downloading.

– Places are changed in the order of write completion pulses.

– A write completion pulse is received for a memory for which binary writing is not permitted.

– Final checksum mismatch in FW download

– Two-minute timeout (no response from CTL, the number of transfer data items less than the specified)<\/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
  1. Turn OFF the main power switch and unplug the power cord. Connect the power cord after 10 sec. or more, and turn ON the main power switch.<\/li>
  2. Check CPUB for proper installation and correct as necessary.<\/li>
  3. Rewrite the firmware.<\/li>
  4. Replace CPUB.<\/a> (Part# ACT9H01003)<\/li>
  5. Replace BASEB.<\/a>
    4750i (Part# ACT9H02013)
    4050i (Part# ACT9H02002)<\/li><\/ol>\n\n\n\n

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

    Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers. Contents Trouble type CD701: Mechanical controller flash ROM writing error CD702: Mechanical controller flash ROM device error CD703: FW download communication fault Rank C Trouble detection condition CD701: A mechanical controller flash ROM writing … <\/p>\n

    Continue reading “CD701, CD702, CD703 (bizhub 4750i\/4050i)”<\/span><\/a><\/p>\n","protected":false},"author":231,"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-25038","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\/25038","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\/231"}],"replies":[{"embeddable":true,"href":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=25038"}],"version-history":[{"count":1,"href":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/index.php?rest_route=\/wp\/v2\/epkb_post_type_1\/25038\/revisions"}],"predecessor-version":[{"id":25039,"href":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/index.php?rest_route=\/wp\/v2\/epkb_post_type_1\/25038\/revisions\/25039"}],"wp:attachment":[{"href":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=25038"}],"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=25038"},{"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=25038"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}