Rockwell-automation 2707-MVH232_MVP232 MicroView Operator Interface Mo Manuale Utente Scaricare il pdf (Pagina 60)

Publication 2707-UM005B-EN-P

8-6 Troubleshooting and Maintenance

Display Test

Use the display test to verify that each screen pixel is operating properly.

To perform the display test:

1. Use the [NEXT] and [PREV] keys to show Display on the test

selection screen.

2. Press [ ] to initiate the test.

The MicroView turns all pixels on and then off. Then an

alternate checkerboard pattern is displayed:

3. Press any key to terminate the test.

The next test selection screen is displayed.

4. To terminate the test function, press the [NEXT] and [PREV] keys

to display Reset in the test selection area. Press [ ] to reset the

terminal.

Core ROM Test

The Core ROM checksum test verifies that the boot code stored in the Read–

Only-Memory of the MicroView is correct.

To perform the Core ROM test:

1. Use the [NEXT] and [PREV] keys to display Core ROM on the test

selection screen.

2. Press [ ] to initiate the test.

The boot code stored in Read Only Memory is checked. If the

Core ROM checksum test fails, the display shows:

Diagnostic Tests

Display

Diagnostic Tests

Core ROM

Diagnostic Tests

Core ROM

Core ROM: FAIL

Any Key to Cont.

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Rockwell-automation 2707-MVH232_MVP232 MicroView Operator Interface Mo Manuale Utente Pagina 60