JRC JAN-9201S Instruction Manual page 70

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Pattern button name

Section 19 Maintenance & Inspection

Displays the pattern for checking the communication quality for VDR.

Displays the grey scale pattern for checking the monitor brightness

Grey scale patterns can be identified with brightness in day/night mode. By

adjusting the monitor brightness to facilitate identification of grey scale

patterns, the optimum brightness can be set. The brightness in night mode

can also be adjusted in the same way.

Use the Day/Night button on the right Tool Bar for switching between the day

and night mode.

For the details of the Day/Night button, refer to "2.2.2 Right toolbar".