Lexmark C750 Service Manual - Page 45

5060-00x Error code 112 Printhead Error Action No first Hysnc (yellow) Check for the correct installation of the all the cables to the RIP board assembly and to the printhead assembly; J2, J3 and J4 on the RIP board. Go to "RIP board" on page 5-14. If the cables are connected correctly to the RIP board and to the printhead assembly, go to "Printhead diagnostics" on page 3-1. Note: Do not adjust or replace any printhead before performing the checks in "Printhead diagnostics" on page 3-1. 113 Printhead Error No first Hysnc (black) Check for the correct installation of the all the cables to the RIP board assembly and to the printhead assembly; J2, J3 and J4 on the RIP board. Go to "RIP board" on page 5-14. If the cables are connected correctly to the RIP board and to the printhead assembly, go to "Printhead diagnostics" on page 3-1. Note: Do not adjust or replace any printhead before performing the checks in "Printhead diagnostics" on page 3-1. 114 Printhead Error A black printhead servo error has been detected. Verify all packing material has been removed from the printer. Check at the top of the printhead for the cardboard or plastic packaging. If error persists, see "Printhead diagnostics" on page 3-1. 115 Printhead Error A cyan printhead servo error has been detected. Verify all packing material has been removed from the printer. Check at the top of the printhead for the cardboard or plastic packaging. If error persists, see "Printhead diagnostics" on page 3-1. Diagnostic information 2-11