HP DesignJet T1120 error codes with quick guide – Compatible Printer model: HP DesignJet T1120 – HP DesignJet T1120 Error Codes with instructions guide: HP DesignJet T1120 Code: 01.0:YZ Description: Main PCA/Electronics module HCI queue does not end after 2 seconds. Remedy: • Switch the Power OFF from the back of the Printer and disconnect […]