HP 2000CP 2500CP - Manual (Page 114)

4-28 Service Tests HP DesignJet CP Series Printers
D13. Printhead ID
The purpose of this test is to verify the default settings of the printheads.
Perform the Printhead ID test as follows:
1 In the Diagnostics submenu, scroll to “D13 Printhead ID” and press
Enter.
Diagnostics
D13 Printhead ID
2 If the Printer is using HP DesignJet CP Ink System (Inks for
Imaging), the following message will be displayed on the front-panel.
C:200000 M:200000
Y:200000 B:200000
3 If the Printer is using HP DesignJet CP Ink System UV (UV Durable
Inks), the following message will be displayed on the front-panel.
C:220000 M:220000
Y:220000 B:220000
This test is for information only. This information might be requested
in the event of an escalation in order to understand the problem.
4 Press Previous when you have completed the test. The “D1300 Done”
message is displayed on the front-panel if the test exits correctly.