Use Manual

Shenzhen Huayu Hongxin Electronic Technology Co., Ltd.
2.4G wireless keyboard
Ver7.0
版
TEL: [phone] FAX: [phone]
2018/12/01
Page 2
Functional description
one Low voltage LED lamp: used to indicate low voltage and code status; At the same time in the maintenance
can be used to prompt the problem points of defective products
1. Code status indication -- the keyboard enters the code mode, the low voltage LED is always on, the code is
successful, the low voltage LED is extinguished
2. Low voltage status indicator -- when the battery is at low voltage, the low voltage LED flashes, the voltage is
normal, the low voltage LED goes out
3. Abnormal function state indication:
1) Under normal circumstances -- power on, the indicator lights up and then goes off
2) Indicator light is not on -- the MCU is not working
3) Indicator light is always on -- RF is not working or EEPROM is not working
II. Backlight function
1. The keyboard is powered on and the backlight panel is turned on by default.
Press FN+ Scrlk to turn on/off the keyboard backlight
2. The brightness of the backlight is divided into three sections. The default is the
second section. Press FN+Page Up to increase the backlight brightness and FN+Page
Down to reduce the backlight brightness.
3. The backlight will automatically turn off when the keyboard and receiver are
disconnected.
4. When the keyboard keys do not move, the backlight will be turned off after 2MIN.
** NUMLOCK + CAPS 2 LED states can be synchronized with host
When the NUMLOCK/CAPS function is turned on, the LED will be on and indicate for 2MIN. If there
are keys in 2MIN, the LED will be on for 2MIN again (the keys will be off after 2MIN release). If there
are keys, the LED will continue to be on for 2MIN after the light is off
Note: The low voltage indicator will flash 5 times after reaching the set value. When the key is pressed,
the time will be reset for 2MIN until the power is exhausted