Lexmark T652 Service Manual - Page 195
Lexmark T652 Manual
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4062 Step Check Check the laser beam route. Check for debris between the printhead assembly and the PC drum. Is the laser beam route free of debris and the glass window, in the printhead assembly, free of contamination? Yes Go to step 8. No Remove debris or clean the printhead assembly window. 7 8 Check the HVPS card assembly for proper connection. Is the above component properly connected? Replace the HVPS card assembly. Go to "HVPS card assembly removal (T650, T652, T654)" on page 4-24. Replace the connections. 9 Check the printhead assembly for proper connection. Is the above component properly connected? Replace the printhead assembly. Go to "Printhead assembly removal (T650)" on page 4-60 or "Printhead assembly removal (T652, T654)" on page 4-61. Replace the connections. 10 Check the system card assembly for proper connection. Is the above component properly connected? Replace the system card assembly. Go to "System card assembly removal (T650, T652, T654, T656)" on page 4-76. Replace the connections. Diagnostic information 2-161
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