Lexmark C520 Service Manual - Page 214

5022-xxx System card support shield removal See "System card support shield, C52x" on page 7-9 or "System card support shield, C53x" on page 7-9 for the part number. 1. Remove the right cover. See "Right cover removal" on page 4-26. 2. Remove the left cover. See "Left cover removal" on page 4-20. 3. Remove the LVPS. See "Low voltage power supply (LVPS) removal" on page 4-65. 4. Remove the system card. See "System card removal" on page 4-79. 5. Remove the five mounting screws (A) from the outer left side of the printer. Note: Make a note of the attachment of the printhead ground cable (B) to the second screw from the bottom for later installation. 6. Remove the four screws (C) from the inner right side of the support shield. 7. Pull the cables through the access holes on the right side of the printer. 8. For network printers-Remove the two screws (D) attaching the parallel connector support plate. For non-network printers-Remove the INA mounting plate screw (E) and the INA mounting plate. Repair information 4-81