Lexmark Optra C Service Manual - Page 99
Distortion Service Check, Horizontal Voids Service Check, Voids
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5045-001 Distortion Service Check FRU Action 1 Poor connection Is the connection good between DC controller PCB connector J208 and connectors J102, J110 and J111? 2 Laser/scanner unit DC controller PCB Is the connection good between laser/scanner unit and DC controller connectors J401, J402, J451 and J701? Replace and check in the following order: 1 Laser/scanner unit 2 DC controller PCB, see "DC Controller Board Information" on page 2-2. Horizontal Voids Service Check FRU Action 1 Photoconductor If a white horizontal line appears in a repeating or pattern, see "Spacing Table Service Check" on page toner cartridge 2-69 and repair or replace the indicated part. 2 Laser / Scanner If a white horizontal line appears randomly, clean the unit small 1/4 inch square (10 mm) beam detect mirror in the printhead, or replace the assembly. Diagnostic Information 2-67