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1.
Login to Customer Administrator Tools,
•
Feature Defaults.
•
Set Copy Defaults.
•
Image Quality.
2.
Change the settings as required.
NOTE: If the Text or the Halftone Photo option are selected then the Sharpness and Con-
trast slider are greyed out. The Text option is the same as High Contrast 2. The Halftone
Photo is the same as Low Contrast 1.
Save the image quality options to be used as the default setting.
Select End Defaults and Exit Tools.
3.
Run different jobs to confirm that the changes made have not caused other image quality
problems.
4.
If the image quality still does not meet the requirements of the customer, go to
Optimize the Dark and Light Grey Image.
5.
Record the new values in the machine log book.
6.
Perform NVM Save and Restore,
GP
Image Quality
IQ10, IQ11
GP
24. In the Tools Pathway, select:
5.
IQ11 Light Copies RAP
Use this RAP when the machine is making light copies.
Perform
IQ1
Image Quality Entry RAP before starting this RAP.
Initial Actions
Ensure that the electricity to the machine is switched off while performing tasks that do
not need electricity. Refer to
death or injury. Moving parts can cause injury.
•
Examine the fault log and troubleshoot any current 06-XXX, 09-XXX, 10-XXX or 14-XXX
faults.
•
Clean the platen and CVT glass. Refer to
ADJ 9.5
150) or
ADJ 14.2
Optics Cleaning Procedure
•
Ensure the white patch on the CVT glass is to the front of the machine and is facing down-
wards.
•
Remove and inspect the xerographic module. If the drum is discolored or hazy, install a
new module, (35 ppm)
tion of the photoreceptor and ozone fans, refer to
•
Clean the charge corotron,
•
Clean the transfer/detack corotron,
•
Clean the erase lamp,
•
Clean the ROS window,
•
With the xerographic module in the machine, remove the fuser module. Reach under the
bottom back end of the short paper path,
tioned against the bottom frame of the xerographic module. If the short paper path will not
latch properly, inspect it for damage and if necessary, install a new short paper path mod-
ule,
PL 10.25 Item
1,
•
Check that there is toner in the toner cartridge.
•
Check that the machine is level. If the machine is not level, the developer can leak from
the developer module, causing light images.
•
Print internal test print 5,
Pole Deletions / Developer Leakage RAP.
•
Remove the developer unit and check that the magnetic roll can be turned using normal
force. If it is too difficult or too easy to turn, or if developer spills out, install a new devel-
oper module, and toner dispenser module,
•
If a new developer module and toner dispenser were installed as directed in the previous
bullet point, check that the waste toner auger is operating. Refer to the
Contamination RAP.
Procedure
This procedure is written in two parts. Go to the relevant part.
Part 1 is to be performed on newly installed machines that have not had any new parts or NVM
values changed.
Part 2 is to be performed on machines that have had parts or NVM values changed or when
performing part 1 does not satisfy the customer's requirements.
Part 1
May 2013
3-24
WARNING
GP
14. Disconnect the power cord. Electricity can cause
ADJ 14.1
Optics Cleaning Procedure (W/O
(W/TAG
150).
PL 9.22 Item 2
or (40-90 ppm)
PL 9.20 Item
OF6
Ozone and Air Systems RAP.
ADJ
9.4.
ADJ
9.1.
ADJ
9.4.
ADJ
6.1.
PL
10.25, push it upwards to ensure it is posi-
REP
10.1.
dC606
and check for barber pole deletions. Refer to
PL
9.15,
PL
9.17, items 1 and 2.
Xerox® WorkCentre® 5790 Family
TAG
2. Check the opera-
IQ12
Barber
OF11
Waste Toner
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