GE HEALTHCARE - KRETZTECHNIK VOLUSON® 730EXPERT (BT03)
D
IRECTION 105899, REVISION 3 DRAFT (APRIL 29, 2008) SERVICE MANUAL
Chapter 6 - Service Adjustments 6-3
6-3-1-1 Degauss
Degaussing refers to the process of removing magnetic-field effects from the monitor. Operation of the
monitor within a magnetic field may adversely effect color purity. Degaussing can be used to correct the
problem.
1.) Press and hold the MENU
(middle) key on the monitor controls for approximately 4 seconds till the
OSD menu appears on the screen.
2.) Press the RIGHT
button 2 times to the DEGAUSS and then press the MENU key again to select it.
3.) Wait till DEGAUSS is completed.
6-3-1-2 Color Temp - Calibration
1.) On the Touch Panel, touch UTILITIES
and then SYSTEM SETUP.
2.) Select the
SERVICE page, enter the password SHE and click the ACCEPT button.
3.) Select the MONITOR TEST
button in the “Service Tools” menu.
4.) Confirm the “Monitor Test” message with YES
.
The Monitor Test main menu appears on the screen.
5.) Select the “Color calibration” icon and press the
right/left trackball key once (monitor is white).
6.) Press and hold the MENU
(middle) key on the monitor controls for approximately 4 seconds till the
OSD menu appears on the screen.
7.) Press the RIGHT
button 3 times to the COLOR TEMP and then press the MENU key to select it.
8.) Press the RIGHT
button until CALIBRATION is highlighted and then press the MENU key again.
NOTE: The calibration cycle will immediately start for Red, Green and Blue. Wait till it´s completion message
“It has completed...” appears. During the Calibration process do not touch any key.
9.) To return to the Main menu, press the
upper trackball key.
10.)To exit the Monitor Test program, touch EXIT
.
NOTE: Contrast and Brightness (see: Section 6-3-1-3) has to be adjusted after color calibration.
NOTICE
!! NOTICE:
The monitor should automatically degauss itself each time power is applied if you wait at least 10
seconds before you turn power back ON.
Figure 6-2 Monitor Test - Main menu
EXIT
Color calibration icon
raster lines
gray scale
color bars
color bars
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