Mindray DC-6 Service Manual page 159

The evaluating criterion is shown as follows:
1) The monitor shall display the four colors as shown in the figure above.
2) The brightness turns brighter from left to right.
2. After the left arrow key on the lower right part of the keyboard is pressed, and the monitor
displays as follows:
The evaluating criterion is: the circles and squares displayed on the monitor shall be the same
as those in the figure, and no distortion is allowed.
3. After the right arrow key on the lower right part of the keyboard is pressed, and the
monitor displays as follows:
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System Maintenance