Lexmark Optra C710 Service Manual - Page 164

5016-001 Transfer Roll Service Check Note: Be sure the transfer roll is properly snapped into the inner cover. FRU 1 Transfer Roll Assembly 2 Transfer Roll: • Bushings • Springs Transfer Shaft Roller 3 917 Error Code Right Roll Shaft HVPS Grid Block 2 Action Check the transfer roll for signs of toner buildup, surface damage to the roll, or oil or other contaminants on the surface of the roll. Replace the roll as necessary. Check the bushings, springs and transfer shaft rollers for signs of binds, contamination or breakage. Examine the right and left transfer roller bushings to be sure they snap into the inner cover and are not broken. Repair as necessary. Unsnap the transfer roll and check the transfer roll springs for damage. The springs must place enough force on the transfer roll to keep the transfer roll evenly placed at its most outward position. Be sure the transfer roll shaft is making contact with the HVPS grid block 2 contact and that the grid block is making contact with the HVPS jumpers on the board. • If the contacts are bent or damaged, replace grid block 2. • If no problem is found, replace the HVPS assembly. • If this does not fix the problem, replace the engine board. 2-98 Service Manual