Lexmark C520 Service Manual - Page 50

5022-xxx 144.xx-Motor (EP drive assembly bottom cartridge) error service check Step Questions / actions Yes 1 Turn the printer off, and remove the rear cover. Check the connector JCART2 for proper connection to the system card, the cable for pinch points, and the cable or connector for any other damage. Is the cable damaged? 2 Measure the resistance across fuse F5 and F6 on the system card. Replace JCART2 cable. Replace the system card. See "System card removal" on page 4-79. No Go to step 2. Go to step 3. Is either fuse blown? 3 Replace the EP drive assembly. See Problem solved. "Electrophotographic (EP) drive assembly removal-model C52x only" on page 4-48 or "Electrophotographic (EP) drive assembly removal-model C53x only" on page 4-51. Does the error clear? Replace the system card. See "System card removal" on page 4-79. Diagnostic information 2-35