Unitech MS852B Plus User Manual

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- 11 - © 2020 unitech Electronics Co., Ltd. All rights reserved.unitech is a registered trademark of unitech Electronics Co., Ltd.MS852B Plus User’s Manual1.7 LED / Beeper Indicator￭ Scanner LED indicatorDescription IndicationBattery charging Solid Red Light(LED is in the center of top housing)Battery Low < 10% Red LED blinking every 2 seconds(LED is in the center of top housing)Battery Low < 5%Red LED blinking fast with all other LEDindicators disabled(LED is in the center of top housing)System Warning /Error Red LED toggling every second for 5 seconds oruntil trigger key pressedBT is paired and disconnected to thehost Solid Green LightScanner in Auto Presentation Mode Green LED blinking every 2 secondsSystem busy with data scanningdisabled Green LED toggling every secondBT is connected to the host / cradle &ready to send data. Solid Blue LightGood read Green LED flashing onceBT in pairing mode Blue LED toggling every secondBT is connected to the host / cradlebut its signal is too weak to send dataBlue LED blinking fastBlue LED blinking fastIn scanner Firmware Update Mode White LED