5.2 User Manual

g) As shown in Figure 9, close the battery compartment cover, and clockwise tighten the battery compartment cover.

Figure 4 Tighten the battery compartment cover

5.2 User Manual

a) The reconnaissance device is a separate working system, and it can normally operate after installing the batteries accompanied by the mainframe according to 5.1.2; b) Press and hold the power switch for 3 seconds, after which the reconnaissance device is booted, OLED lights turn on, and the boot screen appears; c) The reconnaissance device adopts the power-saving working mode. When the human eye comes close to the eyepiece, the display screen in the eyepiece will automatically start up; when the human eye goes away

from the eyepiece, the display screen will automatically shut down; d) The current image magnification is shown on the upper left corner of the display; The power information is shown on the upper right corner; The remaining percentage of the internal storage is shown on the lower right corner. e) The button prompt message isn’t shown on the screen under the initial conditions. When you press any button, the button prompt message corresponding to the six entities button, the main interface will be popped up.

If no operation occurs for a certain period of time, the prompt message will be automatically blanked. Press any button, the message will be popped up again. f) Aim the reconnaissance device at the observation target. Press the " " and " " buttons to tune focus until the image is clear. g) If the image is not asymmetrical, aim the reconnaissance device at a scene with even temperature, for example a clean cloudless sky or a closed lens cover, and then short press the " " button, the screen image will pause briefly and resume later, which means to do compensation and correction by using the external scene as a target.

h) Short press " " button to take pictures, while long press " " button for 3 seconds to take videos. And a short press during the process of video recording can stop taking videos. i) Press the "menu" button to enter the secondary option menu, "Setting", "Playback", "Back", "Cursor", "Zoom", "Palette" menu items will appear on the screen.

Enter the "Setting" menu item to operate six settings: brightness, contrast, self-calibration interval, hot spot tracking, formatting and factory reset. Use the switch key on the upper left corner to cycle these six settings whose specific meaning is shown in Table 2. Enter the "Playback" button to view the recorded pictures and videos; Enter the "Back" button to return to the main interface; Short press "Cursor" to turn on or off the cursor; Short press "Zoom" to switch the image for 1x, 2x and 4x magnification; short press "Palette" to switch to the other palette such as black hot, white hot, red hot, green hot, etc.

Table 2 Meaning of Each Parameter

MENU ITEM FUNCTIONS REMARKS

Brightness Adjust the brightness Brightness range: 0~99

Contrast Adjust the contrast Contrast range: 0~99

Time Adjust the self- calibration interval time time range: 0~30 minutes

Hot-T Hot spot tracking When turned on, the cursor will track the hot spot

Format Format the SD card

Restore factory Factory

settings

All parameters are restored to factory Settings j) Use the reconnaissance device, long press the power switch, until the shutdown progress bar to reach the far right, release the button, you can turn off the reconnaissance device.