HP DesignJet T2500 User guide - Page 173

Calibrate the scanner, Image Quality Maintenance, Calibrate, scanner

Page 173 highlights

9. Close the scanner cover and gently push it down to lock it into place. 10. Reconnect the printer's power cable, turn on the power switch at the rear, and turn on the printer using the Power key. Calibrate the scanner Your scanner has been calibrated at the factory, and theoretically CIS scanners do not need to be recalibrated during their lifetimes. Nevertheless, because of environmental changes, your scanner may start showing image defects that can be easily corrected by recalibrating the scanner. The whole procedure takes less than 10 minutes, and you are recommended to recalibrate the scanner whenever you see some undesired artifact or a lack of quality in scanned files or copies, bearing in mind the limitations of CIS technology already explained in this guide. If you perform calibration successfully and still have concerns about the image quality, please read Troubleshooting scan-quality issues on page 200 in order to detect whether you are facing a product limitation, and may want to consider buying a CCD scanner. To calibrate the scanner 1. Clean the scanner. See Clean the scanner's glass plate on page 155. 2. Go to the front panel and press scanner. , then , then Image Quality Maintenance > Calibrate 3. Follow the instructions in the front panel. The supplied maintenance sheet required to perform scanner calibration looks like this: ENWW Calibrate the scanner 163

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9.
Close the scanner cover and gently push it down to lock it into place.
10.
Reconnect the printer's power cable, turn on the power switch at the rear, and turn on the printer using
the
Power
key.
Calibrate the scanner
Your scanner has been calibrated at the factory, and theoretically CIS scanners do not need to be recalibrated
during their lifetimes. Nevertheless, because of environmental changes, your scanner may start showing
image defects that can be easily corrected by recalibrating the scanner. The whole procedure takes less than
10 minutes, and you are recommended to recalibrate the scanner whenever you see some undesired artifact
or a lack of quality in scanned files or copies, bearing in mind the limitations of CIS technology already
explained in this guide. If you perform calibration successfully and still have concerns about the image
quality, please read
Troubleshooting scan-quality issues
on page
200
in order to detect whether you are
facing a product limitation, and may want to consider buying a CCD scanner.
To calibrate the scanner
1.
Clean the scanner. See
Clean the scanner’s glass plate
on page
155
.
2.
Go to the front panel and press
, then
, then
Image Quality Maintenance
>
Calibrate
scanner
.
3.
Follow the instructions in the front panel.
The supplied maintenance sheet required to perform scanner calibration looks like this:
ENWW
Calibrate the scanner
163