HP Designjet T120 ePrinter - Manual (Page 116)

Lines are too thick, too thin or missing
1. Check that the paper type you have loaded corresponds to the paper type selected in the front
panel and in your software. See View information about the paper on page 39 .
2. Check that you are using appropriate print-quality settings for your purposes (see Printing
on page 42 ). Select the custom print-quality options in the driver dialog, and try turning on the
Maximum detail option (if available).
3. If the resolution of your image is greater than the printing resolution, you may notice a loss of line
quality. You can find the Max. Application Resolution option in the driver dialog's
Advanced tab, under Document Options > Printer Features.
4. If lines are too thin or missing, print the Print Quality Diagnostic Report. See The Print Quality
Diagnostic Report on page 79 .
5. If the problem remains, perform paper advance calibration: see Recalibrate the paper advance
on page 87 .
If the problem persists despite all the above actions, contact your customer service representative for
further support.
Lines appear stepped or jagged
If lines in your image appear stepped or jagged when printed:
1. The problem may be inherent in the image. Try to improve the image with the application you are
using to edit it.
2. Check that you are using appropriate print-quality settings. See Printing on page 42 .
3. Select the custom print-quality options in the driver dialog, and turn on the Maximum detail
option (if available).
108 Chapter 13 Troubleshooting print-quality issues ENWW