HP Designjet 4520 HD User Manual

18 The problem is... (stacker topics) [4520]
NOTE:This chapter applies to the HP Designjet 4520 Printer series only.
●Paper scrolling
●
The trailing edge of the paper curling up
●
The paper is not completely ejected
●
The front panel displays that the stacker is disconnected
ENWW171
Stacker problems
 

Paper scrolling
When printing in Fast mode with highly curled paper, the paper may scroll when ejected to the stacker
tray. To avoid this problem, you are recommended to switch to Normal mode or use a paper roll with a
3 inch core.
The trailing edge of the paper curling up
Use the Optimize for images setting: see Change the print quality on page 57.Th
The paper is not completely ejected
Check for any obstruction in the paper path, such as loose objects or other pieces of paper.
172 Chapter 18   The...

The front panel displays that the stacker is disconnected
If the front panel constantly or intermittently claims that the stacker is disconnected from the printer,
there may be a problem with the height of the stacker. Use the following procedure to adjust the height
of the stacker.
1.Using an hexagonal wrench, loosen the upper hexagonal nut on both of the stackers wheels that
are closest to the printer.
2.Adjust the height of the stacker by rotating the lower hexagonal nut clockwise or anti-clockwise....

3.When the correct height has been achieved, tighten the upper hexagonal nut.
174 Chapter 18   The problem is... (stacker topics) [4520] ENWW
Stacker problems
 

19 The problem is... (other topics)
●The printers start-up process does not complete
●
A front panel message
●
A “printhead monitoring” message
●
A “printheads are limiting performance” message
●
An “on hold for paper” message [4520]
●
The printer does not print
●
The printer seems slow
●
The application slows down or hangs up while generating the print job
●
Communication failures between computer and printer
●
I cannot access the Embedded Web Server from my browser
●
An out-of-memory error
●
An AutoCAD...

The printers start-up process does not complete
If the printers start-up process stops when the front panel is displaying the number 17, this indicates
that there is a problem with the file system on the printers hard disk, so the printer is checking the whole
file system and making any necessary corrections. This problem can arise when there has been a power
cut while the printer was switched on, or if there is a physical problem with the hard disk.
Checking the whole file system normally takes about...

CodeShort messageSuggested action
27:03Restart the printer. If problem persists, call
HP support.An error has been detected during printhead detection. Reseat
all the printheads; see 
Remove a printhead on page 92 and Inserta printhead on page 94 and Restart on page 16. If the problem
persists, please contact your customer service representative.
38.1:01Stacker communication error
Check connectionsNo communications have been received from the stacker. Check
that the stacker is switched on and connected...

CodeShort messageSuggested action
83.y:1xStacker internal error
Reset stackerThe print job is automatically canceled and cut. Switch the
stacker off and then on again. If the problem remains, remove
the stacker and continue printing without it.
84.1x:01Possible paper jamA paper jam has been detected in drawer 1. See A paper jam
(paper stuck in the printer) [4520] on page 133.
84.2x:01Possible paper jamA paper jam has been detected in drawer 2. See A paper jam indrawer 2 [4520] on page 142.
86:01Possible...

NOTE:To see the job queue at the front panel, select the  icon and then Job queue.
Based on a set of criteria that you can set when sending a job, the HP Designjet 4520 will decide which
of the rolls of paper loaded in the printer is more suitable to print the job. If there is no roll of paper
available that meets all the conditions set previously, the HP Designjet 4520 will then put the job on hold
for paper. You can manually resume the job and forces it to print on a paper different from the one that...

option is not checked in the driver, and that there are no pending preview windows waiting for
confirmation to continue printing.
My job is exactly as wide as the roll of paper that is loaded on the printer,
but is put on hold for paper
Margins are managed in different ways depending on the file type:
●For HP-GL/2 and HP RTL files, by default, margins are included inside the drawing, so a 36 inches
HP-GL/2 and HP RTL file can be printed with margins in a 36 inches roll of paper and will not be
put on...