HP Color LaserJet 4730 Multifunction Printer series - Manual (Page 330)

● Make sure that the fuser
and transfer belt are
seated correctly.
● Inspect the jam areas
and remove any
undetected jammed or
torn media.
● If printing from the
multipurpose tray, make
sure that the side guides
are set correctly.
Table 12-7 Defects that can occur when using the ADF
Blank page
1. Remove and then
reinsert the original page
into the ADF, making
sure it is placed face-up.
2. If several pages are
feeding at the same time,
check the ADF
separation pad and
rollers for damage. If the
rollers are dirty, clean
them. See
Cleaning the
ADF delivery system . If
the ADF separation pad
or rollers are worn,
replace them.
Horizontal lines
1. Clean the ADF. See
Cleaning the ADF
delivery system
.
2. Verify that no paper is on
top of the scanner glass
or stuck to the bottom of
the scanner lid.
3. If the mylar strip is dirty
or worn, replace it.
Replacement mylar
strips are stored in an
envelope that is
underneath the white,
vinly ADF backing.
Follow the instructions
that are in the envelope.
Page skew
The MFP has the following
skew specifications:
● Cut-sheet paper;
simplex and duplex: less
than 1.5 mm
(0.06 inches) over a
260 mm (10.24 inches)
length
● Envelopes: less than
3.3 mm (0.13 inches)
Vertical lines
1. Clean the ADF. See
Cleaning the ADF
delivery system
.
2. Verify that no paper is on
top of the scanner glass
or stuck to the bottom of
the scanner lid.
3. If the mylar strip is dirty
or worn, replace it.
Replacement mylar
strips are stored in an
envelope that is
underneath the white,
vinyl ADF backing.
Follow the instructions
that are in the envelope.
Table 12-6 Defects that can occur during printing (continued)
310 Chapter 12 Solving problems ENWW