MX-2600N, MX-3100N, MX-2600G, MX-3100G (serv.man112). IMAGE VOID RESULTING FROM LSU SHUTTER MALFUNCTION. - Sharp Copying Equipment Technical Bulletin (repair manual). Page 2

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- Correction procedure of LSU shutter operation failure 
 
[ Necessary tools and parts ] 
- Solenoid arm spring (MSPRT3870FCZ1) 
- HANARL grease FL955R (UKOG-0299FCZZ) 
- Dispenser situ brush (UKOG-0298FCZZ) 
- Flash light, or the like 
[ Procedures for replacing solenoid arm SP and applying HANARL grease ] 
- Procedure (1)~(4): Replacement of solenoid arm SP 
- Procedure (5), (6): Application of HANARL grease 
- Procedure (7): Confirmation of shutter operation 
- Procedure (9): Confirmation of inclination of the LSU 
 
Procedure (1) Confirm (Memorize) the position of the scale of the LSU inclination adjustment part. 
 
 
 
Procedure (2) Remove the LSU unit from the main unit. 
* Please refer to the Service Manual for the procedure. 
Procedure (3) Replace the solenoid arm spring. (Remove the spring that is currently attached and replace it with 
the spring that has been distributed.) 
- Points to note when attaching: 
* As the shape of the hook is different, refer to Fig. 4/Fig. 5. 
 
 
 
 
 
 
Sharp Electronics (UK) Ltd., Technical Services Group
CCE-619 
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