Iq 6 Dark Image Or Black Image - Xerox WORKCENTRE PE 220 Service Manual

Image Quality

IQ 6 Dark Image or Black Image

Description
The printed image is dark.
3-8
Check and Cause
1. Identify if the problem is caused
by the Scanner or the LSU / Xero-
graphics.
2. No charge voltage.
3. Charge voltage is not turned on
due to bad contact between the
power supply in the side of the
Developer and charge terminal of
HVPS.
4. Check for CIS problem on the
Main PBA.
5. Check shading profile.
11/05
Solution
1. Perform pattern test,
tern is good, check the scanner. If
pattern is bad, check the LSU /
Xerographics.
2. Clean the high voltage charge
terminal.
3. Check the connections between
the main PBA and HVPS.
If necessary install a new main PBA
or HVPS, PL 1.
4. Check the CIS FFC Cable is
properly connected.
5. Perform the shading test,
Workcentre PE 220
GP 4. If pat-
GP 4.