HP Designjet 4000 Service Manual - Page 125
Service Utilities, Reset ALL the counters related to a Preventive Maintenance Kit PMK.
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Service Tests and Utilities Service Utilities The following is a list of all internal Service Utilities available in the Printers. Instructions for entering the Service Utilities menu are given on Page 4-52. 1 Turn Drive Roller ⇒ Page 4-54 The purpose of this Service Utility is to rotate the Drive Roller and the Overdrive in order to clean them. 2 Prime Tubes ⇒ Page 4-56 The purpose of this Service Utility is to Prime the Tubes when the Ink Tubes are NOT new and they need to be re-primed or automatic priming was not completed correctly. 3 Set SN ⇒ Page 4-60 The purpose of this Service Utility is to set the Serial Number of the Printer. 4 Reset Life Counters ⇒ Page 4-61 The purpose of this Service Utility is to reset the internal life counters. There are two submenus that allow you to: Reset ALL the counters related to a Preventive Maintenance Kit (PMK). Reset only the counters related to a specific replaced part. 5 Diagnostic Print ⇒ Page 4-63 The purpose of this Service Utility is to print the Diagnostic Print in order to identify image quality problems. 6 Sleep Mode ⇒ Page 4-64 The purpose of this Service Utility is to enable/disable the sleep mode so that the Printer is never switched Off automatically if not used for a certain period of time (one hour by default). 7 Replace Cutter ⇒ Page 4-65 The purpose of this Service Utility is to move the Carriage to a position where the Cutter can be replaced easily. 8 Set RTC Clock ⇒ Page 4-66 The purpose of this Service Utility is to set the Real Time Clock (RTC) of the Printer. 9 Carriage Setup ⇒ Page 4-67 The purpose of this Service Utility is to reset the ink short thresholds after replacing the Carriage PCA. hp designjet 4000 series printer service manual 4-51