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9
6. Adjust Display Brightness
The default lightness is Lcd 3.
There are five levels of brightness. Press "BRIGHT” button,
The display shows “lcd + brightness level”. Press “left or
right”
arrow
to choose the brightness between 1 and 5, with
5 being the brightest. Press the “BACK/NO CID” button to
exit.
Hint: The setting will exit automatically if no operation in 5
seconds.
7. Change the Ring Setting
7.1.1 The default setting is “0 ring”.
7.1.2 If you don't want the blocked call rings, you may have to
process 1-ring operation. Press and hold "BACK" key for 3
seconds until " 0 RING" shows on display. Then use Left or
Right arrow to choose " 1 RING ", Press “BACK” when done.
Specification
Model Number: CT-CID803
Mfr. Part Number: 803-plus
Dimensions: 10 x 9 x 4CM