HP Designjet T790 HP Designjet T790 and T1300 ePrinter: User's Guide - English - Page 129
Insert a printhead
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Ink and printheads 10. Pull the blue handle upward until the printhead is released from the carriage. CAUTION: Do not pull abruptly because this can damage the printhead. 11. The front-panel display identifies the missing printhead. Insert a printhead NOTE: You cannot insert a new printhead successfully if either of the connected ink cartridges is empty, or nearly empty. In this case, you should replace the ink cartridge before inserting the new printhead. 1. Remove the orange protective caps by pulling them down. 2. The printhead is designed to prevent you from accidentally inserting it into the wrong slot. Check that the colored label on the printhead matches the colored label of the carriage slot into which the printhead is to be inserted. ENWW Insert a printhead 121
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