GE Senographe DS Manual page 740

GE Healthcare
Revision 1
Job Card ELE A043 - AWS Monitor Calibration
Brightness/Contrast is selected, and press
The RGB menu appears.
4. Perform a Monitor brightness adjustment, as follows:
a. Stay in the RGB menu, and keep pressing the MENU button until Brightness is selected.
b. With the luminance meter positioned on the central black level square of the SMPTE pattern (see
the image in section
nance measured stops changing. Then, use the UP/DOWN buttons to verify that the luminance
measured is at the limit between not changing and decreasing (see the image below which illus-
trates this adjustment).
Measured lumniance
(on black level square)
5. Perform a Monitor contrast adjustment, as follows:
a. Stay in the RGB menu, and keep pressing the MENU button until Contrast is selected.
b. With the luminance meter positioned on the central white level square of the SMPTE pattern (see
the image in section
sured stops changing. Then use the UP/DOWN buttons to verify that the luminance measured is
at the limit between not changing and increasing (see the image below which illustrates this
Chapter 7
Service Information and Procedures Class A 2385072-16-8EN
the UP button
7-4), use the DOWN button to decrease the Brightness value until the lumi-
Down
Up/Down buttons to find limit where
measured liminance is at the limit be-
tween not changing and decreasing.
Decreasing brightness
(Brightness value displayed on Monitor OSD)
7-4), use the UP button to adjust the Contrast value until the luminance mea-
Page no. 740
to enter the RGB menu.
Senographe DS
JC-ELE-A-043.fm