HP Designjet 2800/3800cp Service Manual - Page 90
Hard Disk Drive Revision, Standby Button Sensor.
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8 Sensors ' page 4-20 The purpose of this test is to verify the operation of the following Sensors: D Window Sensor. D Right Door Sensor. D Left Door Sensor. D Refill Valve Sensors. D Standby Button Sensor. D Media Sensor. D Pincharm Sensor. 9 MIO Presence ' page 4-23 The purpose of this test is to verify the presence of the MIO Card and the communication between the MIO Card and Main PCA. 10 Cutter ' page 4-24 The purpose of this test is to verify the operation of the cutter Assembly. 11 Bail ' page 4-25 The purpose of this test is to verify the operation of the bail stepper motor. 12 Image Quality ' page 4-26 The purpose of this test is to verify the image quality attributes of the printer. 13 Printhead ID ' page 4-28 The purpose of this test is to check the printhead ID. 14 Printhead Continuity ' page 4-29 The purpose of this test is to display the primitives and address maps of the printheads. 15 Clean Roller ' page 4-31 The purpose of this test is to enable you to rotate the Drive Roller when it requires cleaning. 16 Erase EEROM ' page 4-32 The purpose of this test is to clear the EEROM. 17 Reset Counters ' page 4-33 The purpose of this test is to reset the internal counters. 18 Not Applicable 19 Hard Disk Drive Revision ' page 4-34 4-4 HP DesignJet CP Series Printers Service Tests