HP 2500c Service Manual - Page 69
Diagnostics Menu - print head
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Using the Control Panel Diagnostics Menu Item ALIGN PRNT-HDS CLEAN PRNT-HD: LEVEL 1 CLEAN PRNT-HD: LEVEL 2 CLEAN PRNT-HD: LEVEL 3 PERFORM TRAY 2 PAPER PATH TEST PERFORM TRAY 3 PAPER PATH TEST PERFORM TRAY 1 PAPER PATH TEST Explanation This item aligns the printheads to ensure printout of the best possible print quality. This item cleans the printheads. Level 1 is the basic level and should be performed first. This option will cause the printer to perform a dry wipe and spitting. This item cleans the printheads. Level 2 is more thorough than Level 1, but it should be performed only when Level 1 cleaning does not solve the print quality problem. This option will cause the printer to perform a wet wipe, followed by a dry wipe and spitting. This item cleans the printheads. Level 3 is most thorough, but it should be performed only when Levels 1 and 2 cleaning do not solve the print quality problem, as it uses the most ink. This option will cause the printer to perform 3 wet wipes followed by dry wipes and spitting. The maximum amount of ink used is less than 0.1 cc. This item performs a paper path test on Tray 2. When this is selected, the printer will pick paper from Tray 2 until all the paper has been ejected. This item performs a paper path test on Tray 3. When this is selected, the printer will pick paper from Tray 3 until all the paper has been ejected. This item performs a paper path test on Tray 1. When this is selected, the printer will pick paper from Tray 1 until all the paper has been ejected. Note 1. The "PRNT-HD NOT ALIGNED" message will appear if the Secondary Access Door has been opened even though the print heads have not been changed. Operating Overview 2-11