TA Triumph-Adler 6555i - Manual (Page 469)

10-33
Troubleshooting > Troubleshooting
Adjustment/Maintenance
Tone Curve Adjustment
After prolonged use, or from the effects of surrounding temperature or humidity, the printed output tone may differ from
the original. Perform this function to ensure consistency with the original tone. Before executing Tone Curve Adjustment,
execute calibration (see page 10-35).
A total of 2 pattern pages (No. 1 and 2) are printed during adjustment. The printed patterns are read sequentially during
the adjustment.
1 Display the screen.
1 Press the [ System Menu ] key.
2 Press [ ], [Adjustment/Maintenance], [ ] and then [Next] of "Tone Curve Adjustment".
2 Adjust the tone curve.
1 Press [Start]. A pattern is printed.
Check that the number "1" is printed at the bottom of the pattern.
2 As shown in the illustration, place the printed side down on the platen with the edge with
the arrows toward the back.
3 Press [Start]. The pattern is read and adjustment begins.
The second pattern is output.
4 Check that the number "2" is printed at the bottom of the pattern and repeat steps 2 to 3 to
read the pattern.
5 Press [OK] in the adjustment end confirmation screen.
NOTE
To perform tone curve adjustment, verify that either Letter or A4 paper is loaded into a cassette.