HP 5100 Service Manual - Page 149

8 Remove the two screws (callout 4) that are located at the front of the dc controller assembly and inside the chassis. These are long screws; their position requires the use of a magnetized screwdriver. 42 Figure 79. Dc controller assembly removal (2 of 3, long screws) 9 Slide the dc controller assembly out of the rear of the chassis. The power-supply PCA (callout 5) and the dc controller (callout 6) are linked by a ribbon cable (callout 7) and held on the tray by four screws each. 10 Carefully remove the ribbon cable, and loosen the screws on the board you want to remove. 52 62 72 Figure 80. CAUTION Dc controller assembly removal (3 of 3) To prevent damage to the high-voltage contacts, the paper-feed belt assembly needs to be installed before the dc controller is reinstalled. Q1860-90918 6 Removing and replacing parts 147