Lexmark T650 Service Manual - Page 123
Fuser under, Replace the LVPS card
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4062 Error code or message 920.07 Error contents Fuser warm-up failure Fuser type = 1 Description/Action The fuser hot roll temperature is not maintained properly while the media in the fuser nip. 920.25 Fuser under temperature Fuser type = 2 Fuser does not maintain proper operating temperature within steady state control. 920.26 Fuser warm-up failure Fuser type = 2 The fuser hot roll took too long to heat up after transitioning to new enhanced mode within standby control only. Possible repair actions 1. Turn the machine off/on and ensure the fuser unit assembly is properly installed. 2. Ensure the proper voltage fuser is installed in the machine. 3. Check all connections on the fuser and LVPS card assembly. 4. Replace the fuser unit assembly if problem remains. Go to "Fuser unit assembly removal (T650, T652, T654)" on page 4-23. 5. Replace the LVPS card assembly if problem remains. Go to "System card assembly removal (T650, T652, T654, T656)" on page 4-76 or "LVPS card assembly removal (T652, T654)" on page 4-31. 1. Turn the machine off/on and ensure the fuser unit assembly is properly installed. 2. Ensure the proper voltage fuser is installed in the machine. 3. Replace the fuser unit assembly if problem remains. Go to "Fuser unit assembly removal (T650, T652, T654)" on page 4-23. 1. Turn the machine off/on and ensure the fuser unit assembly is properly installed. 2. Ensure the proper voltage fuser is installed in the machine. 3. Replace the fuser unit assembly if problem remains. Go to "Fuser unit assembly removal (T650, T652, T654)" on page 4-23. Diagnostic information 2-89
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