Service manual

GX30
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CONFIDENTIAL
4.8.12 LCD test
Check that the specified color appears on the main display.
• If a failure occurs, see “12. The display does not appear on Main Display.” and “13. The display does not appear on External Display (in 65K color
mode).“ in [3] Troubleshooting.
4.8.13 Temperature adjustment
The following appears.
Setting temp. indicates the current temperature. The relative temperature is displayed in the text box below.
(Only the relative temperature is adjustable.)
If displayed Setting temp. value differs from the current temperature, click “ ” or “ ” to set a correction value in the range of –99 to +99 and click
“Save”.
Figure 73
4.8.14 Main display flicker adjustment
The following is displayed.
Figure 74
Check a main display visually within a distance of 20 cm from a fluorescent light, and adjust the value to minimize flicker on the display with the “ ”
and “ ” buttons. Click “Save” and confirm that the main display does not flicker.
(Fine adjustment for DC voltage between display electrodes)
Figure 75
Correction value = (Setting temp.) --- (current temp.) + (displayed correction value)
Enlarged view
(A black line appears
after each gradation line.)
8-level
g
radation
p
attern with alternate black and
g
radation lines
(
black and white
)