2.1 Holding the HHC
The HHCs are furnished with a hand strap on their back so you can hold them securely during use.
Hold the HHC as shown in Figure 2.1.1.
Figure 2.1.1 Holding the HHC
2.2 Turning On and Off the HHC Power
To turn on the HHC, press the [PWR] key. (Press time approximately 2 seconds)
To turn it off, press the [PWR] key.
2.3 Adjusting LCD Contrast
F8([SFT] + [F3]) key: Increases contrast.
F9([SFT] + [F4]) key: Decreases contrast.
To adjust the LCD contrast, press the above keys until the desired contrast is attained.
2.4 Turning On and Off the LCD Backlight
F7([SFT] + [F2]): turn on and off
To turn on the LCD light (yellow), press the [SFT] + [F2] key. Press again to turn o ff the LCD light.
The auto-light off feature can be accessed and modified through the programming. To turn on the
LCD light again, press the [SFT] + [F2 ] key again.