HP DesignJet Z2100

Service Tests and Utilities
3-22 Designjet Z Series — Service Manual
3. Electronics Module
The Electronics Module test diagnoses Failures of the following components:
 Main PCA components
 Electronics Module to Carriage interfacing.
 Print Mech PCA components.
 Power Supply Unit voltages.
Diagnostic tests also need to be performed after removing or replacing
certain printer components. If you have removed or replaced printer
components, check the Service Calibration Guide to Removal and
Installation to see which tests and calibrations you need to perform. Refer to
Page 6-8.
Perform the Electronics Module test as follows:
1 In the Diagnostics menu, scroll to 2. Electronics Module and press OK.
2 The printer starts the Electronics Module test and displays the following
messages:
 Starting Horsburgh and Mips.
 Starting Nvm.
 Accessing Nvm.
3 The printer starts the Electronics Module test to verify the subsystem and
prompts you to test the Power Supply:
4 Press OK to the test the Power Supply. If you do not wish to test the power
supply use the Arrow keys to select NO and press OK.
5 The Power supply test starts and the Front Panel displays the following
messages:
 Starting DelSol7.
 Starting Carriage.
 Getting PSU voltages.