HP Designjet T1120 SD User Manual

The paper cannot be loaded successfully
●Ensure no paper is loaded.
●Ensure the paper is far enough inside the printer, you should feel the printer grab the paper.
●Do not attempt to straighten the paper during the aligning process, unless instructed to do so by
the front-panel display. The printer automatically attempts to straighten the paper.
●The paper may be crumpled, or warped, or may have irregular edges.
General unsuccessful roll load issues
●If the paper does not load, the leading edge of the...

Unsuccessful roll load with 44-inch printer
On a 44-inch printer, if the paper has not been inserted straight, the front panel displays the following
instructions.
1.When prompted by the front-panel display, lift the blue lever on the left. The printer attempts to
straighten the roll.
2.When prompted by the front-panel display, lower the blue lever. The printer checks the alignment.
If the roll is aligned, the printer measures the width and you are now ready to print.
If the roll is still not aligned,...

front-panel display messageSuggested action
Paper too smallDuring the load process the printer detected that the paper is too narrow or too short
to be loaded in the printer. Press the Cancel key to stop the load process. See
Functional specifications on page 190.
Paper too bigDuring the load process the printer has detected that the paper is either too wide or
too long (sheet only) to be loaded correctly. Press the Cancel key to stop the load
process. See 
Functional specifications on page 190.
Paper...

General purpose paper
●For thin papers (< 90 g/m2) uncoated papers (for example plain paper or bright white paper) select
paper type Bond and Coated > Plain Paper.
●For light coated papers ( Coated Paper.
●For heavyweight coated papers ( Heavyweight
Coated Paper.
●For cockle-free very thick coated papers (> 200 g/m
2), select paper type Bond and Coated >
Super Heavyweight Coated Paper.
CAUTION:Only use this option if you are sure your paper does not wrinkle when printed.
Photographic paper
For...

The paper has jammed
When a paper jam occurs, you normally see the Possible paper jam message in the front-panel display.
1.Power off the printer at the front panel and also switch it off at the rear.
2.Open the window.
3.Try to move the printhead carriage out of the way.
4.Lift the blue lever as far up as it will go.
146 Chapter 14   Troubleshooting paper issues ENWW
Paper issues
 

5.Carefully remove any of the jammed paper that you can lift up and out from the top of the printer.
6.Standing behind the printer, rewind the roll or pull the cut sheet from the printer. If you cannot see
the paper, return to the front of the printer and remove it from the output tray.
CAUTION:Do not move the paper sideways, as it could damage the printer.
7.Carefully remove all small pieces of paper.
8.Lower the blue lever.
ENWWThe paper has jammed 147
Paper issues
 

9.Close window.
10.Switch on the printer.
11.Reload the roll, or load a new sheet see Paper handling on page 33.
NOTE:If you find that there is still some paper causing an obstruction within the printer, restart the
procedure and carefully remove all pieces of paper.
The printer displays out of paper when paper is available
If the roll has become loose from its core, it will not feed correctly and the printer will not load the paper.
If possible, tighten the paper to its core or load a new roll.
Prints...

The paper is cut when the print has been completed
By default the printer cuts the paper after the drying time has been completed, see Change the drying
time on page 52. You can disable the cutter, see Turn the automatic cutter on and off on page 53.
The cutter does not cut well
By default the printer is set to automatically cut the paper after the drying time has been completed.
If the cutter is turned on but not cutting correctly, check that the cutter rail is clean and clear of any
obstacles.
If the...

You can check the paper advance calibration status of the currently loaded paper at any time by pressing
the View loaded paper key 
 on the front panel. The status may be one of the following.
●DEFAULT: This status appears when loading any paper that has not been calibrated. HP papers
in the Front Panel have been optimized by default and unless you experience image quality
problems in your printed image such as banding or graininess it is not recommended to recalibrate
the paper advance.
●OK: This status...

15 Troubleshooting print-quality issues
●General advice
●
Print quality troubleshooting wizard
●
Horizontal lines across the image (banding)
●
Lines are too thick, too thin or missing
●
Lines appear stepped or jagged
●
Lines print double or in the wrong colors
●
Lines are discontinuous
●
Lines are blurred
●
Line lengths are inaccurate
●
The whole image is blurry or grainy
●
The paper is not flat
●
The print is scuffed or scratched
●
Ink marks on the paper
●
Black ink comes off when you touch the print
●...