Lexmark C520 Service Manual - Page 43
-120.10, 120.13-120.15-Fuser error service check
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5022-xxx 120.01, 120.02, 120.08-120.10, 120.13-120.15-Fuser error service check Step Questions / actions 1 Check the input voltage switch on the back of the low voltage power supply (LVPS). Is the voltage level (115/230) properly set? 2 Remove the fuser, and check the camshaft follower on the right side. If the camshaft follower (A) is above the crescent-shaped groove, it needs to be pressed down into the proper location. Yes Go to step 2. Go to step 3. No Set the switch for proper country voltage. Press the camshaft follower into the groove. A Is the camshaft follower on the right side properly placed in the groove? 3 Turn the printer off, and remove the rear cover. Check the connector JFUSER1 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? 4 Check the connector JLVPS1 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? 5 Remove the fuser. See "Fuser removal" on page 4-60. Check the AC and DC autoconnects on both the fuser and the printer for damage. Are the connectors damaged? Replace the fuser cable. Replace the LVPS cable. See "Low voltage power supply (LVPS) removal" on page 4-65. Replace the appropriate cable. Go to step 4. Go to step 5. Go to step 6. 2-28 Service Manual