Lexmark C750 Service Manual - Page 99
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5060-00x Step 5 Actions and questions Replace the engine board. Does this fix the problem? Yes Problem solved No Call your next level support 160 Error code Step 1 Action and questions An incorrect motor has been detected. Replace the ITU drive motor. See "ITU drive motor removal" on page 4-38. Note: Anytime the ITU drive motor or ITU drive motor assembly is replaced, perform the "Motor Detect" on page 3-16. Is error code 160 still shown? Yes Call your next level support No Problem solved 161 Error code Step 1 Action and questions Fuser drive motor assembly-error code 161 indicates that an incorrect motor is detected. Replace the fuser drive assembly. See "Fuser drive assembly removal" on page 4-33. Note: Anytime the fuser drive assembly is replaced, perform the "Motor Detect" on page 3-16. Does error code 161 continue? Yes Call your next level support No Problem solved 162 Error code Black cartridge drive assembly An incorrect motor is detected. Note: Any time any of the cartridge drive motor assemblies are replaced, perform the "Motor Detect" on page 3-16. If this procedure is not performed, error code 168 is displayed. Step 1 Actions and questions Replace the black cartridge drive assembly. See "Cartridge drive assembly removal" on page 4-26. Perform the "Motor Detect" on page 3-16. Does the printer display error code 162? 2 Reflash the NVRAM on the engine board. Does error code 162 continue? Call your next level support Problem solved Yes Go to step 2 No Problem solved Diagnostic information 2-65