User Manual

2-16
Key Main Function Definition
6
Number key “6”
7
Number key “7”
8
Number key “8”
9
Number key “9”
0
Number key “0”
.
Point key
Enter
This key confirms data entry
2.4.7.1 Special Function by “Fn” + main Function
The “Fn” key is used in combination with other keys to type special characters and
perform system functions.
Table 2-6 Special Function key define
Key
Sequence
Fn + Main
Function
Definition
Increase of
Brightness
Increase the LED backlight brightness of
display screen(Lighter)
You must press key, then press
key to increase backlight
brightness each time.
Decrease of
Brightness
1. Decrease the LED backlight brightness
of display screen (darker)
2. You must press key, then press
key to decrease backlight
brightness each time.
Page Down
1. Move the cursor down one page. The
cursor will move continuously if button
is pressed continuously.
2. You must press key, then press
key to cursor down one page