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JRC JLR-7500 Instruction Manual: Adjusting The Backlight; Adjusting The Contrast

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Adjusting the Backlight

The brightness of the display can be set to one of four levels (bright, medium, dark, off).
The brightness is set to medium when the unit is turned on.
The brightness cycles in the following order when the
→ Dark → Off → Dark → Medium → Bright...
· Level settings can be performed for all brightness levels except "Off". (Refer to "4.14
Display Settings")
· The key panel brightness changes in accordance with the display brightness.

Adjusting the Contrast

The contrast of the display can be set to one of 13 levels.
Each time the
minimum contrast is reached, the contrast will increase.
button is pressed, the current contrast will decrease, and once the
button is pressed: Bright → Medium


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