AR-C150 (serv.man42). Troubleshooting Copy Quality - Sharp Copying Equipment Technical Bulletin (repair manual). Page 4

Read Sharp AR-C150 (serv.man42) Technical Bulletin online

 
 
 
GMA050702 
Sharp Electronics (UK) Ltd., Technical Services Group
 
 
 
 
If acceptable and within specification, exit Test Simulation 50-22.  
 
If out of specification, place the check pattern on the platen glass with the 
arrow pointing left, placing 5 sheets of blank paper on top.  
 
Press “EXECUTE”.  
 
The pattern will be scanned, and the display will show a result of “EXACT”, 
“ROUGH”, or “ERROR”. Exit the simulation by using C/A. 
 
“Recheck and “Fine Tune” the Registration by using Test Simulation 50-20 
(Main scan) and 50-21 (Sub scan). 
 
 
Copy Exposure 
 
Test Simulation 46-01 & 46-02 
 
Prior to adjusting colour balance, adjust all Colour and B/W exposure settings 
back to the default value of 50 :- 
 
 
 
 
 
 
Half Tone Correction 
 
 
 
 
 
Test Simulation 44-27 
 
 
Ensure Half Tone Correction is reset back to default ONLY when either Drum(s) or 
 
Developer are replaced. 
   
 
 
 
 
 
 
 
 
 Calibration: 
 Engine 
Calibration 
 
Test Simulation 46-24 
 
Select  A3 paper and press “EXECUTE” to print a half tone test pattern (This 
should be printed on recommended colour paper). Place this pattern onto the 
platen glass so that the darkest density patches are toward the left or exit side of 
the copier. Place 5 sheets of blank paper on top of the test pattern for greater 
accuracy.  
Page of 12
Display

Click on the first or last page to see other AR-C150 (serv.man42) service manuals if exist.