HP Designjet 4520 HD User Manual
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Page 151
![Page 151
26.Lower the roll 1 paper load lever.
27.Lower the roll 2 paper load lever.
28.Close the window.
29.Switch on the printer.
30.Reload the rolls. See
Load a roll into the printer [4520] on page 33.
If you find that there is still some paper causing an obstruction within the printer, it can often be
cleared by loading a rigid paper type into the printer.
31.Re-engage the bin or stacker with the printer.
32.If you find that you have print quality problems after a paper jam, try realigning the printheads....](http://img.usermanuals.tech/thumb/36/36853/w300_HP_Designjet_4520_HD-150.png "Page 151
26.Lower the roll 1 paper load lever.
27.Lower the roll 2 paper load lever.
28.Close the window.
29.Switch on the printer.
30.Reload the rolls. See
Load a roll into the printer [4520] on page 33.
If you find that there is still some paper causing an obstruction within the printer, it can often be
cleared by loading a rigid paper type into the printer.
31.Re-engage the bin or stacker with the printer.
32.If you find that you have print quality problems after a paper jam, try realigning the printheads....")
26.Lower the roll 1 paper load lever. 27.Lower the roll 2 paper load lever. 28.Close the window. 29.Switch on the printer. 30.Reload the rolls. See Load a roll into the printer [4520] on page 33. If you find that there is still some paper causing an obstruction within the printer, it can often be cleared by loading a rigid paper type into the printer. 31.Re-engage the bin or stacker with the printer. 32.If you find that you have print quality problems after a paper jam, try realigning the printheads....
Page 152
![Page 152
Check paper path
●This problem can occur when a roll has finished and the end of the roll is stuck to the cardboard
core. If this has happened, cut the end of the roll away from the core; you should then be able to
feed the paper through the printer, and load a new roll.
●Otherwise, follow the procedure described above, under
Check printhead path on page 134.
A paper jam in drawer 2 [4520]
NOTE:This topic applies to the HP Designjet 4520 Printer series only.
A paper jam in drawer 2 is indicated on the...](http://img.usermanuals.tech/thumb/36/36853/w300_HP_Designjet_4520_HD-151.png "Page 152
Check paper path
●This problem can occur when a roll has finished and the end of the roll is stuck to the cardboard
core. If this has happened, cut the end of the roll away from the core; you should then be able to
feed the paper through the printer, and load a new roll.
●Otherwise, follow the procedure described above, under
Check printhead path on page 134.
A paper jam in drawer 2 [4520]
NOTE:This topic applies to the HP Designjet 4520 Printer series only.
A paper jam in drawer 2 is indicated on the...")
Check paper path ●This problem can occur when a roll has finished and the end of the roll is stuck to the cardboard core. If this has happened, cut the end of the roll away from the core; you should then be able to feed the paper through the printer, and load a new roll. ●Otherwise, follow the procedure described above, under Check printhead path on page 134. A paper jam in drawer 2 [4520] NOTE:This topic applies to the HP Designjet 4520 Printer series only. A paper jam in drawer 2 is indicated on the...
Page 153
![Page 153
4.Lift the drive pinch lever as far up as it will go.
5.Lift the roll 2 paper load lever.
6.Lift the lower drawer upwards a little, then pull it towards you as far as it will go.
7.Cut the paper.
ENWW A paper jam in drawer 2 [4520] 143
Paper problems](http://img.usermanuals.tech/thumb/36/36853/w300_HP_Designjet_4520_HD-152.png "Page 153
4.Lift the drive pinch lever as far up as it will go.
5.Lift the roll 2 paper load lever.
6.Lift the lower drawer upwards a little, then pull it towards you as far as it will go.
7.Cut the paper.
ENWW A paper jam in drawer 2 [4520] 143
Paper problems")
4.Lift the drive pinch lever as far up as it will go. 5.Lift the roll 2 paper load lever. 6.Lift the lower drawer upwards a little, then pull it towards you as far as it will go. 7.Cut the paper. ENWW A paper jam in drawer 2 [4520] 143 Paper problems
Page 154
8.Remove the roll. 9.Lift the upper drawer upwards a little, then pull it towards you as far as it will go. 10.Carefully remove the cut-off lower end of the paper. 11.Carefully remove any paper that you can lift up and out from the top of the printer. 144 Chapter 14 The problem is... (paper topics) ENWW Paper problems
Page 155
![Page 155
12.Investigate the front of the roll module, behind the drawers.
13.Remove any paper that you see there.
14.Remove any paper trapped between the roll and the small plastic rollers.
15.Go behind the printer and find the three vertical slits at the rear of the roll module.
ENWW A paper jam in drawer 2 [4520] 145
Paper problems](http://img.usermanuals.tech/thumb/36/36853/w300_HP_Designjet_4520_HD-154.png "Page 155
12.Investigate the front of the roll module, behind the drawers.
13.Remove any paper that you see there.
14.Remove any paper trapped between the roll and the small plastic rollers.
15.Go behind the printer and find the three vertical slits at the rear of the roll module.
ENWW A paper jam in drawer 2 [4520] 145
Paper problems")
12.Investigate the front of the roll module, behind the drawers. 13.Remove any paper that you see there. 14.Remove any paper trapped between the roll and the small plastic rollers. 15.Go behind the printer and find the three vertical slits at the rear of the roll module. ENWW A paper jam in drawer 2 [4520] 145 Paper problems
Page 156
16.If you can see paper through the slits, try to remove it by pushing it upwards or downwards. 17.Return to the front of the printer, and push the upper drawer back into place. 18.Push the lower drawer back into place. 19.Lower the drive pinch lever. 146 Chapter 14 The problem is... (paper topics) ENWW Paper problems
Page 157
![Page 157
20.Lower the roll 2 paper load lever.
21.Close the window.
22.Switch on the printer.
23.Reload the rolls. See
Load a roll into the printer [4520] on page 33.
If you find that there is still some paper causing an obstruction within the printer, it can often be
cleared by loading a rigid paper type into the printer.
24.Re-engage the bin or stacker with the printer.
25.If you find that you have print quality problems after a paper jam, try realigning the printheads.
See
Align the printheads on page 101....](http://img.usermanuals.tech/thumb/36/36853/w300_HP_Designjet_4520_HD-156.png "Page 157
20.Lower the roll 2 paper load lever.
21.Close the window.
22.Switch on the printer.
23.Reload the rolls. See
Load a roll into the printer [4520] on page 33.
If you find that there is still some paper causing an obstruction within the printer, it can often be
cleared by loading a rigid paper type into the printer.
24.Re-engage the bin or stacker with the printer.
25.If you find that you have print quality problems after a paper jam, try realigning the printheads.
See
Align the printheads on page 101....")
20.Lower the roll 2 paper load lever. 21.Close the window. 22.Switch on the printer. 23.Reload the rolls. See Load a roll into the printer [4520] on page 33. If you find that there is still some paper causing an obstruction within the printer, it can often be cleared by loading a rigid paper type into the printer. 24.Re-engage the bin or stacker with the printer. 25.If you find that you have print quality problems after a paper jam, try realigning the printheads. See Align the printheads on page 101....
Page 158
![Page 158
While the printer is in standby mode, it may briefly come to life and move the paper slightly from time to
time in order to maintain the paper in the best possible condition. This is done only with certain specific
paper types (film, glossy paper and heavyweight coated paper).
The printer unloads or trims the paper after a long period
of disuse [4520]
NOTE:This topic applies to the HP Designjet 4520 Printer series only.
The printer may automatically unload or trim a roll if it has not been used for...](http://img.usermanuals.tech/thumb/36/36853/w300_HP_Designjet_4520_HD-157.png "Page 158
While the printer is in standby mode, it may briefly come to life and move the paper slightly from time to
time in order to maintain the paper in the best possible condition. This is done only with certain specific
paper types (film, glossy paper and heavyweight coated paper).
The printer unloads or trims the paper after a long period
of disuse [4520]
NOTE:This topic applies to the HP Designjet 4520 Printer series only.
The printer may automatically unload or trim a roll if it has not been used for...")
While the printer is in standby mode, it may briefly come to life and move the paper slightly from time to time in order to maintain the paper in the best possible condition. This is done only with certain specific paper types (film, glossy paper and heavyweight coated paper). The printer unloads or trims the paper after a long period of disuse [4520] NOTE:This topic applies to the HP Designjet 4520 Printer series only. The printer may automatically unload or trim a roll if it has not been used for...
Page 159
15 The problem is... (print quality topics) ●General advice ● Banding (horizontal lines across the image) ● Lines are missing or thinner than expected ● Solid bands or lines printed over the image ● Graininess ● The paper is not flat ● The print smudges when touched ● Ink marks on the paper ● A defect near the start of a print ● Lines are stepped ● Lines are printed double or in wrong colors ● Lines are discontinuous ● Lines are blurred (ink bleeds from lines) ● Lines are slightly warped ● Color...
Page 160
General advice When you have any print quality problem: ●To achieve the best performance from your printer, use only genuine manufacturers supplies and accessories, whose reliability and performance have been thoroughly tested to give trouble-free performance and best-quality prints. For details of recommended papers, see Supported paper types on page 200. ●Make sure that the paper type selected in the front panel is the same as the paper type loaded into the printer. To check this, highlight the or...