MX-5050N, MX-5050V, MX-5070N, MX-5070V, MX-6050N, MX-6050V, MX-6070N, MX-6070V. Griffin Handy Guide MX-XX50 Updated Dec 16 Note Handy Guides are not a Substitute for the Service Manual - Sharp Copying Equipment Handy Guide. Page 18

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MAINTENANCE 
SHARP  
 
18
 
MX-3050N 
MX-3550N
 
MX-4050N 
MX-5050N 
MX-6050N
 
IMAGE QUALITY ADJUSTMENTS  
(After Replacement Described Above): 
 
Sim 44-02 
Image Density & Registration Sensor Adjustment. 
 
Sim 44-06 
Process Control execution. 
 
Sim 44-26 
Half tone process control execution. 
 
Sim 50-22 
Drum Position & Registration Adjustment - select ALL. 
 
Sim 61-13 
Clear laser F/R density correction data. 
 
Sim 61-11 
Laser F/R density variation correction execution. 
 
Sim 46-74  
Automatic Colour Balance Adjustment (Copy & Printer). 
 
Sim 46-01  
Adjust Copy Exposure Density (Colour). 
 
Sim 46-02 
Adjust Copy Exposure Density (B/W).  
 
SCANNER SECTION: 
 
Clean Platen Glass, Mirrors, CCD, and white reference plate. 
 
Clean RSPF Scanning Glass. 
 
PAPER FEED & TRANSPORT SECTION: 
 
Check/Clean ALL Paper Path Sensors (including Duplex unit). 
 
Check/Clean ALL PF Transport Rollers. 
 
Check/Clean ALL TRAY PF Rollers (check tray counter using Sim 22-09) 
replace every 100k (individual tray) or after 1 year. 
 
Sim 24-02  
Clear Individual Tray Counter (only after PF roller  
 
replacement) 
 
RSPF: 
 
Check/Clean SPF Pick-Up, Paper Feed & Separation Rollers (check SPF 
counter using Sim 22-08) – replace every 100k or after 1 year. 
 
Check/Clean SPF Paper Feed Torque Limiter – replace every 800k. 
 
Check/Clean ALL Transport Rollers. 
 
Check/Clean Second Scan Section Scanning Glass. 
 
Check/Clean Lamp Section & Reflector. 
 
MX-3050N
 
MX-3550N 
MX-4050N 
MX-5050N 
MX-6050N
 
Every 
250K 
Every 
300K 
Every 

300K 
PROCESS SECTION: 
In addition to Total / K schedule (or colour schedule if indicated):-
 
Replace PTC unit:-
 
x
 
  PTC unit (MX-607CU) 
 
  PTC unit (MX-608CU) 
Note: MX-607CU cannot be used on MX-5050N/6050N series
 
Check Waste Toner Container (MX-607HB) & Replace LSU Cleaning 
Base. 
 
Sim 24-04  
Clear PTC Counters.

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