Adjustments
Table 10: Screen message and key function descriptions (cont.)
Item
Description
READY
Calibration adjustment step
fi
nished.
Error :xxxx
Calibration adjustment failed, due to wrong input signal(s) or because the instrument is
defective. If the error code is <5000 you can repeat the failed step. If the error code is
≥
5000 you must repeat the complete
fi
nal calibration.
Key functions
PREVIOUS
select the previous step
NEXT
select the next step
CALIBRATE
start the calibration adjustment of the actual step
EXIT
leave the calibration mode
Calibrate Contrast
After you enter the calibration mode, the display shows: WarmingUp (CL 0200):IDLE (valid). Do not press F3 now! If you did,
turn the instrument off and on, and enter the calibration mode again. Proceed as follows to adjust the maximum display
darkness (CL 0100), the default contrast (CL 0110), and the maximum display brightness (CL 0120).
1.
Press F1 three times to select maximum darkness calibration Contrast (CL 0100).
2.
Press CALIBRATE. The display shows a dark test pattern.
3.
Using the arrow keys, adjust the display to the maximum darkness at which the test pattern is only just visible.
4.
Press F3 to return to the softkey menu.
5.
Press F2 to select default contrast calibration Contrast (CL 0110).
6.
Press F3 CALIBRATE. The display shows the test pattern at default contrast.
7.
Using the arrow keys, set the display to optimal (becomes default) contrast.
8.
Press F3 to return to the softkey menu.
9.
Press F2 to select maximum brightness calibration Contrast (CL 0120):
10.
Press F3 CALIBRATE. The display shows a bright test pattern.
11.
Using the arrow keys, adjust the display to the maximum brightness, at which the test pattern is only just visible.
12.
Press F3 to return to the softkey menu.
13.
The contrast calibration is complete. If you are only adjusting the contrast, you can select EXIT and then YES to save the
contrast settings. (The calibration date will not update.)
If you are performing the complete calibration, press F2 to select the next step.
26
Technical Reference