MX-3050N, MX-3060N, MX-3070N, MX-3550N, MX-3560N, MX-3570N, MX-4050N, MX-4060N, MX-4070N (serv.man183). CCE 1578 MOUNTING EARTH HARNESS ON FUSING REAR PAPER GUIDE UNIT (L4-11 Error Code) - Sharp Copying Equipment Technical Bulletin (repair manual). Page 4

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[Step 6] Pull the ground wire to the rear side of the machine, 
and then fix it with the screw.
[Step 7] Mount Fusing UN (Tighten the screws indicated with 
 <x2>)
[Step 8] Tighten the screws indicated with 
 <x6>.
OK
N
G
In order to prevent the ground wire from 
contacting the fusing drive section, pass 
the wire outside of the delivery interface 
Machine side
<Note:>Pull the ground wire 
to the rear side of the 
machine to keep it from 
interfering with the drive.
Delivery
interface 
harness
Right door
Right cabinet 
rear upper
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