Power Supply Unit (PSU) Removal WARNING!: Switch off the printer and remove the power cable. 1. Remove the Left Cover ⇒ See page 270 . 1. Remove the Right Connector Cover ⇒ See page 281 . 2. Remove: • For the 42-inch model, the Left Connector Cover ⇒ See page 287. • For the 60-inch model, the Electronics Module Extension ⇒ See page 288. 3. Remove the JetDirect Card (if installed). Removal & Installation 4. Remove three T-15 screws ( Type A ) that secure the Main PCA cover. Power Supply Unit (PSU) 379