Xerox 3050 Service Manual page 331

CQ 12 Localized Deletions
(continued)
Probable Cause Corrective Action
I 13. Customer's document are in poor 13. Replace the document i f possible, or use a
condition.
I
document carrier to make the copy or a
new document.
14. The Fuser pressure plater are not 14. Check that the Fuser Pressure Plate
(
P L 8.1)
positioned correctly or they are damaged. is positioned in the extrusion. Replace the
fuser pressure plates if they are damaged.
The plates must
be
flat with the foam pads
i n good condition.
15. An electrostatic
voltage is out
of 15. Perform the Electrostatic Series (ADJ 9.2)
specification. and the Image Density (ADJ 9.3 or 9.4).
16.
There are Powder Deficiency
Spots
-
Small
16. Replace the Photoreceptor Drum (REP 9.3).
size spot on the photoreceptor drum
surface that will not accept a charge.
17. There are airborne contaminants. 17. Wash (General Procedures) or replace the
Photoreceptor Drum (REP 9.3) as required
and perform the Electrostatio Series (ADJ
9.2) and the lmage Density (ADJ 9.3 or 9.4).
If this is a continuing problem, ask the
customer i f chemicals are used or stored in
the area. If chemicals are suspected,
discuss with the customer the possibility of
moving the copier or chemicals t o another
location.
18. The fans are not functioning.
18.
Go to the 1.3 Cooling Fans RAP in Section
2.
19. Speed mismatch between photoreceptor, 19. Check the following:
registration Rolls, and Fuser. 10.2 Fusing Temperature (Probe)
5.1 Copy Size Adjustment
8.1 Image Registration
8.2 Auto Length
CQ
12 Localized Deletions