{"id":26424,"date":"2025-06-11T14:47:38","date_gmt":"2025-06-11T14:47:38","guid":{"rendered":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/?post_type=epkb_post_type_1&p=26424"},"modified":"2025-06-11T14:47:43","modified_gmt":"2025-06-11T14:47:43","slug":"b0-c4751i","status":"publish","type":"epkb_post_type_1","link":"https:\/\/apps.kmbizhubvcare.com\/bizhubtroubleshooter\/?epkb_post_type_1=b0-c4751i","title":{"rendered":"B0## (C4751i)"},"content":{"rendered":"\n
Error code<\/th>Category<\/th>Contents of error<\/th>Solution<\/th><\/tr><\/thead>
B001<\/td>Fax board error<\/td>Fax board error 1 (fax ROM checksum error)<\/td>Pull out and insert the connector of fax board to check its installation.If the trouble is not yet corrected, hardware of the fax board may be defective. Replace the fax board in such a case.<\/td><\/tr>
B002<\/td>Fax board error 2 (DPRAM check error)<\/td><\/tr>
B004<\/td>Installation issues<\/td>Fax board DipSw setting error<\/td>Check if the line for which “Set” is selected from the [Service Mode] -> [System 2] -> [Option Board Status] screen matches the DipSW settings for specifying a line on the fax board.<\/td><\/tr>
B005<\/td>Installation issues<\/td>No fax board is installed. Mistake in installation. Defective HW.<\/td>Connect the fax board of the line for which “Set” is selected from the [Service Mode] -> [System 2] -> [Option Board Status] screen.Disconnect and then connect the connector of fax board to check its installation.Check if the USB connector of the fax board falls off.Replace the power code.Use the latest FW.Replace the fax board.Acquire the data saved in the storage from [Service Mode] -> [Debug Settings] -> [Debug Log Output].<\/td><\/tr>
B006<\/td>USB I\/F error<\/td>USB connection is interrupted<\/td>Turn OFF and ON the main power switch.Disconnect and then connect the connector of fax board to check its installation.Check if the USB connector of the fax board falls off.Replace the power code.Use the latest FW.Replace the fax board.Acquire the data saved in the storage from [Service Mode] -> [Debug Settings] -> [Debug Log Output].<\/td><\/tr>
B051<\/td>Fax board mount failure line 1<\/td>Pull out and insert the connector of fax board to check its installation.If the trouble is not yet corrected, check if the fax (circuit 1) is set to [Unset] on the [Service Mode] -> [System 2] -> [Option board Status].If it is set to [Unset], set to [Set].<\/td><\/tr>
B052<\/td>Fax board mount failure line 2<\/td>Pull out and insert the connector of fax board to check its installation.If the trouble is not yet corrected, check if the fax (circuit 2) is set to [Unset] on the [Service Mode] -> [System 2] -> [Option board Status].If it is set to [Unset], set to [Set].<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

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

Error code Category Contents of error Solution B001 Fax board error Fax board error 1 (fax ROM checksum error) Pull out and insert the connector of fax board to check its installation.If the trouble is not yet corrected, hardware of the fax board may be defective. Replace the fax board in such a case. B002 … <\/p>\n

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