Pic. 2
Main parts scheme
The Product consists of an ABS plastic case (item 1) with pre-installed:
-
electronic microprocessor-based module with receiving antenna (item 2);
-
membrane keyboard (item 3);
-
battery pack (item 5) situated in battery compartment with cover (item 6).
There are the following controls and indicators on the faceplate:
- 2 sensitivity adjustment button - item 7 and 8;
- mode selection button - item 9;
- ON/OFF button - item 10;
- sound mode indicator - item 12;
- battery discharge indicator - item 13;
- indicating scale of incoming signal level - item 14.
The Product is equipped with a headphone jack (item 15) on the end surface. Headphones are supplied.
3. Operation and description
3.1 The device runs under a built-in processor board’s microcontroller with pre-installed software.
3.2 The keyboard (item 3) is used to:
- switch the Product on and off (by pressing and holding it pressed at least for 3 sec the button
).
When you do, the Product starts self-diagnosing; while self-diagnosis it produces a sound and LEDs of indicating
scale flash one at a time. After self-diagnosing the LED’s
and
still flash that means the Product has been prepared for work:
- increase the level of sensitivity by pressing the
button repeatedly, and set the maximum level by
