ViTiny UM06 User Manual page 8

(3) Snapshot
1.2.3 Buttons for HDMI
The said buttons are only used for HDMI mode.
(1) HDMI
screen and microscope.
(2) Menu on Screen
(2-1) BRIGHTNESS：To adjust the brightness of whole image. [1~31]
(2-2) CONTRAST ： To emphasis the difference between bright and dark. [1~31]
(2-3) SATURATION：To adjust the color level. [1~31]
(2-4) EXPOSURE VALUE：On/Off the exposure [ON/OFF]。
 [ON] Auto mode, use with exposure value +/-. The adjust method
please refer to Section 1.2.3-(7). This mode will adjust the image
brightness automatically. Please turn on all LED to keep the best
observation.
 [OFF] Manual mode, use with LED brightness +/-. The adjust method
please refer to Section 1.2.1-(2) and Section 1.2.3-(7). This mode
：Take 5M picture and delivery to Application program.
：When press HDMI mode, the HDMI cable has to connect with
：Open/close menu for setting.
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