Rockwell Automation 2707-L40X_L8X_V40X DTAM Plus Operator Interface Module Installation Instructions - Manual (Page 95)

Chapter 7
Troubleshooting and Maintenance
7–7
Use the display test to verify that each screen pixel is operating properly.
To perform the display test:
1. Use the [NEXT] or [PREV] keys to show Display on the test
selection screen.
DTAM Plus Diagnostic
NEXT to Select Test
ENTER To Initiate
Display Test
2. Press [ ] to initiate the test.
The DTAM Plus turns all pixels on and then off. Then an alternate
checkerboard pattern is displayed:
3. Press [ ] to terminate the test.
The next test selection screen is displayed.
DTAM Plus Diagnostic
NEXT to Select Test
ENTER To Initiate
Keyboard
4. To terminate the test function , press the [NEXT] or [PREV] keys to
display Reset DUT in the test selection area. Press [ ] to reset the
DTAM Plus.
Display Test