HP 2000CP 2500CP - Manual (Page 113)

Service Tests 4-27 HP DesignJet CP Series Printers
5 When the printer has finished aligning the Printheads, the message
“SAD Cyan: #.# / SAD Magenta #.#” will be displayed on the front-panel.
6 Press the Up Arrow key and the message “SAD Yellow: #.# / SAD Black
#.#” will be displayed on the front-panel.
7 Press the Up Arrow key and the message “C2C X Cyan: #.# / C2C X
Magenta #.#” will be displayed on the front-panel.
8 Press the Up Arrow key and the message “C2C X Yellow: #.# / C2C X
Black #.#” will be displayed on the front-panel.
9 Press the Up Arrow key and the message “C2C Y Cyan: #.# / C2C Y
Magenta #.#” will be displayed on the front-panel.
10 Press the Up Arrow key and the message “C2C Y Yellow: #.# / C2C Y
Black #.#” will be displayed on the front-panel.
11 Press the Up Arrow key and the message “BIDIR 20: #.# / BIDIR 28
#.#” will be displayed on the front-panel.
12 Press Previous when you have completed the test. The “D1200 Done”
message is displayed on the front-panel if the test exits correctly.
For steps 5 thru 12, if the values of the Printheads are between –1.0
and +1.0 for any of the Printheads then the test has passed.
For steps 5 thru 12, if the values of the Printheads are NOT between
–1.0 and +1.0 for any of the Printheads then the test has failed.
If the test fails, to resolve the problem, try one of the following:
1 Perform the Printhead Alignment Calibration
' page 5-13.
2 The Line Sensor is not calibrated correctly. Perform the Line Sensor
calibration
' page 5-10.
3 The lens cover, which is installed on the line sensor, is dirty. Replace
the lens cover
' Users Guide, Chapter 10 (Lens Maintenance).
4 Perform the Electronics test
' page 4-7.
5 Check if the Media used is suitable for the printer.
6 Check if the Line Sensor is installed and connected correctly.
7 Replace the Carriage Assembly
' page NO TAG.