Lexmark C520 Service Manual - Page 305

5022-xxx Smart chip card removal-models C52x only See "Smart chip card, C52x only" on page 7-9 for the part number. Warning: When replacing any one of the following components: • Operator panel assembly • System card • Smart chip card (C52x) or printhead assembly (C53x) Only replace one component at a time. Replace the required component, and perform a POR before replacing a second component listed above. If this procedure is not followed, the printer will be rendered inoperable. 1. Remove the system card support shield. See "System card support shield removal" on page 4-81. 2. From the outside right of the printer, disconnect the five connectors (A). 3. Remove the two mounting screws (B), and remove the smart chip card. A B 4-78 Service Manual