Category Archives: HP DesignJet T770

Error Code descriptions and solutions for the HP DesignJet T770.

Error Code 26:01

Posted on July 2, 2013 by jgubow

Problem Description: Ink supply error found during IDS diagnostic test. In the front panel message you will see letters representing the names of the colors of the faulty supplies. Corrective Action: Try the following: 1. Reseat the faulty ink supply … Continue reading →

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Error Code 24:YZ

Posted on July 2, 2013 by jgubow

Problem Description: Ink Setup failure Corrective Action: Try the following: 1. Switch the power off from the back of the printer and disconnect the power cord. Insert the new purgers, reconnect the power cord and power on the printer. 2. … Continue reading →

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Error Code 22.1:YZ

Posted on July 2, 2013 by jgubow

Problem Description: Left Ink Supply Station error, module 1 Corrective Action: Try the following: 1. Switch the power off from the back of the printer and disconnect the power cord. Reconnect the power cord and power on the printer. 2. … Continue reading →

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Error Code 22.0:YZ

Posted on July 2, 2013 by jgubow

Problem Description: Left Ink Supply Station error, module 0. Corrective Action: Try the following: 1. Switch the power off from the back of the printer and disconnect the power cord. Reconnect the power cord and power on the printer. 2. … Continue reading →

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Error Code 21.2:YZ

Posted on July 2, 2013 by jgubow

Problem Description: Failure testing the length of the Service Station path Corrective Action: Try the following: 1. Switch the power off from the back of the printer and disconnect the power cord. Check the Primer Tubes. Reconnect the power cord … Continue reading →

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Error code 21.1:YZ

Posted on July 2, 2013 by jgubow

Problem Description: Failure moving the Primer Motor of the Service Station Corrective Action: Try the following: 1. Remove the Right Cover and make sure the cables from the Main PCA to the Service Station are connected and are not damaged. … Continue reading →

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Error Code 21:YZ

Posted on July 2, 2013 by jgubow

Problem Description: Failure moving Service Station Corrective Action: Try the following: 1. Switch the power off from the back of the printer and disconnect the power cord. Check the Primer Tubes. Reconnect the power cord and power on the printer. … Continue reading →

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Error Code 11:YZ

Posted on July 2, 2013 by jgubow

Problem Description: Trailing Cable does not seem to be detected Corrective Action: Try the following: 1. Switch the power off from the back of the printer and disconnect the power cord. Reconnect the power cord and power on the printer. … Continue reading →

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Error Code 06:YZ

Posted on July 2, 2013 by jgubow

Problem Description: Failure reading/writing NVM in Hard disk Corrective Action: Try the following: 1. Switch the power off from the back of the printer and disconnect the power cord. Reconnect the power cord and power on the printer. 2. Replace … Continue reading →

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Error Code 03.0:10

Posted on July 2, 2013 by jgubow

Problem Description: Battery of Real Time Clock ran down Corrective Action: Replace the battery.

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