Datamax W-Class Maintenance Manual page 72

Removal and Replacement
3. Remove the four screws securing the Hinges.
4. Remove the Access Cover.
5. Remove the three screws located near the Hinges.
6. Remove the seven screws along the outside of the Electronics Cover and lift off the Electronics
Cover.
Replacement:
With the printer turned 'Off' and unplugged, reverse previous steps to reinstall the covers.
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