The protection plug is designed to prevent any products from infiltrating the handpiece that may damage itselectronics, the connector or the LEDs. The protection plug must be installed when the handpiece is beingcleaned. Another transparent plastic protection plug protects the battery connectors.4.4 Connecting and disconnecting accessories during useNever release the battery when the Mini LED is being used. When handling the mains adapter and thebattery disconnected from the handpiece, avoid all contact with the patient or any other party.Do not disconnect the optical guide or the rigid protection shield when using your Mini LED.4.5 Light indicatorThe light indicators are designed to signal the device's status.The handpiece has four light indicators in total.Colour ModeGreen Normal modeRed The battery is flatFlashing red Thermal cut-out activatedOn/off light indicatorIndicator Pictogram Colour ModeHigh Green FastMedium Green PulsedLow Green ProgressiveThree operating mode light indicatorsThe charging base has two light indicators.Colour MeaningFlashing green - upper indicator ChargingGreen - upper indicator Charge carried out and finishedRed - lower indicator Power measured at less than 930 mW/cm2 and insufficient for required operationGreen - lower indicator Power measured equal to or greater than 1100 mW/cm2Charging base light indicators4.6 ButtonsThe Mini LED has two buttons.located near the optical guide used to switch the Mini LED on and off.used to select the required operating mode.4.7 BaseThe Mini LED charging base comprises a power tester. This is used to test correct operation of the Mini LED.4.8 Mains AdapterThe mains adapter is part of the medical device and helps to ensure its electrical safety. It must be installednear the medical device and must be readily accessible.Page 12/30 - User Manual • Mini LED™ • J02541 • V5 • 07 • 01/2015 • NG13EN010E