AR-C150 (serv.man56). To maximise the copy quality output using full colour mode when copying and printing - Sharp Copying Equipment Technical Bulletin (repair manual)

ar-c150 (serv.man56) technical bulletin
Model
AR-C150 (serv.man56)
Pages
5 Few pages! See other manuals at the bottom of the first or last page.
Size
78.56 KB
Type
PDF
Document
Technical Bulletin
Brand
Device
Copying Equipment / To maximise the copy quality output using full colour mode when copying and printing
File
ar-c150-sm56.pdf
Date

Read Sharp AR-C150 (serv.man56) Technical Bulletin online

GA16052001-1
Sharp Electronics (UK) Ltd., Technical Services Group
Date:
18 May 2001
Model: ARC150
Ref.:
064
Colour: White
Page:
1 of 5
1. Model Name:
ARC150/250
2. General:
NOTE:
  This modification should only be performed when this product is being used in the
circumstances described above.
 
Toner usage may increase following the implementation of this modification.
3. Description:
It is important that the following adjustments have been checked before performing this
procedure:-
 
All Laser Units are aligned correctly.
 
OPC Drum Deflection adjustment (Drum Phase Sim 44-31).
 
Colour Registration Set-up (Sim 50-22).
 
Colour Balance & Exposure settings in "Custom Settings"
1. 
Make a Data Simulation Print using Sim 22-06.
2. 
Check all DV Bias settings are set to 325 in Test Simulation 8-01(as below).
TO MAXIMISE THE COPY QUALITY OUTPUT USING FULL
COLOUR MODE WHEN COPYING AND PRINTING
TECHNICAL BULLETIN
325
325
325
325
325
GA16052001-1
Sharp Electronics (UK) Ltd., Technical Services Group
3. 
Reset all Grid Bias voltages using Test Simulation 8-02 to 450.
4. 
Force Image Correction Process Control by executing Test Simulation
After the operation has completed successfully, the COMPLETE icon will be
highlighted.
5. 
Initialise the copier so the machine comes to a "Ready" condition.
(Copies will probably have either severe background or are very dark at this point).
6. 
Return the CCD Colour Balance (gamma) back to the factory default by executing
Test Simulations 63-08 and 63-05.
450
450
450
450
450
GA16052001-1
Sharp Electronics (UK) Ltd., Technical Services Group
7. 
Set the Half tone correction data to the default setting using Test Simulation 44-27.
8. 
Perform Auto Colour Calibration using Test Simulation 46-24.
If manual adjustments to colour balance are required, select "Service " mode.
Use Test Simulations 46-21 and 44-21 to make and store manual colour balance
settings after adjustment.
GA16052001-1
Sharp Electronics (UK) Ltd., Technical Services Group
9. 
Using the Sharp Grey Chart (UKOG-0162FCZZ), adjust all exposure levels by
using Test Simulation 46-01 (colour) and 46-02 (BW) to the specification as shown
below.
10. 
Confirm density levels in all colour exposure modes by using the Sharp A3 Colour
Test Chart as shown below.
Page of 5
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Here you can read online and download Sharp AR-C150 (serv.man56) Technical Bulletin in PDF. AR-C150 (serv.man56) technical bulletin will guide through the process and help you recover, restore, fix, disassemble and repair Sharp AR-C150 (serv.man56) Copying Equipment. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.