User`s manual

ZEBEX INDUSTRIES INC.
In Fig 19 is shown for Backup function, the following is the description of
each function:
3-1-1.Press １ enter into Back Light function test.
3-1-2.Press ２ enter into LCD Contrast function test.
3-1-3.Press ３ enter into Beep Volume function test.
3-1-4.Press ４ enter into Auto Power Off function test.
Back Light Function
Fig 20
In Fig 20 is shown to select LCD back light, press or to switch ON or
OFF, after confirmed press Ｅ to leave the screen.
LCD Contrast Function
Fig 21
In Fig 21 is shown to select LCD contrast, the default is 45, press or
to adjust the contrast, after confirmed press Ｅ to leave the screen.
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Subject Version DatePage
Z-2121 series User’s Manual 2.00 2011/4/12 28 / 49