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Key
Main Function
5
6
7
8
9
0
.
Enter
Table 2-4 Definition of main Function
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.
Key Sequence
Number key "5"
Number key "6"
Number key "7"
Number key "8"
Number key "9"
Number key "0"
Dot key
This key confirms data entry
Fn + Main
Function
Backlight
Increase
Backlight
Decrease
Definition
Definition
To Increase the LED backlight brightness
(to make it lighter), press
followed by
To Decrease the LED backlight
brightness (to make it darker), press
key, followed by
2-30
key,
key.
key.
OPTICON
User's manual
H-15
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