Lexmark Optra C Service Manual - Page 189
Upper Cooling Fan, Upper Output Drive Assembly, Video Controller Board, Repair Information 4-63
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5045-001 Upper Cooling Fan See Assembly 7-7. For cover removals, see "Cover Removals" on page 4-8. 1. Remove the top cover. 2. Remove the screw that retains the fan grill operator panel bezel and remove the bezel. 3. Pry away the ESD shield from the fan housing. It is snapped on in 3 places. 4. Disconnect the fan connector from the engine board. 5. Unsnap the fan from its duct. Upper Output Drive Assembly See Assembly 21-1. For cover removals, see "Cover Removals" on page 4-8. 1. Remove the top cover. 2. Remove the screw that mounts the delivery drive assembly and remove the assembly. Video Controller Board Note: Observe ESD precautions. See Assembly 7-32. 1. Turn the printer off. 2. Loosen the 2 board retaining thumbscrews. 3. Slide the board out. Repair Information 4-63