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Service Tests and Utilities
3-76 HP Designjet T Series — Service Manual
5 Use the Arrow keys to scroll through the “Service Utilities” selections and
press the OK key to begin a specific operation when the required Service
Utility is highlighted.
If the printer is not used for 135 seconds, the printer exits
out of the Service Utilities Menu and you must repeat the
above steps to enter Service Utilities again.
In some cases a quick press of a button may not be
recognized by the Printer. When pressing a button, be sure
to press it deliberately and all the way to the bottom of its
travel.
1. Test Messages
Use the Test Messages service test to get instructions for accessing diagnostic
mode. These instructions can also be found in this chapter.
Using the Front
Panel on page 3-5.
You can also use this test to verify the functionality of the Front Panel after
rep
lacing the Front Panel or Front Panel cable.
1 In the Service Tests submenu, scroll to "Test Messages" and press OK.
2 The Front Panel displays instructions for accessing diagnostic mode. These
instructions can also be found in this chapter.
Using the Front Panel on page
3-5.
2. I/O Tests
This test is not applicable to the T610 printer.
The I/O Tests service test checks the network interface functionality of the
Formatter.
Perform this test after replacing the Formatter.