1BATTERY CHARGER BC-900Instruction ManualINTRODUCTION:Congratulations on purchasing this intelligent charging unit which enables quick and optimum charging to “AA” and “AAA” rechargeable batteries. Withcharging, discharging, refreshing and capacity test functions as well as individual LCD displays for charging compartments; this charging unit is reliable,user-friendly and ideal for use in the home, office or on a journey.The Charging unitCAUTIONS:1. The charger is restricted to charging NiCd and NiMH rechargeable batteries only. Never use this charger for other types of batteries such asalkaline, lithium, carbon zinc or other types that are not specified.2. The charging unit shall only be used at normal indoor room conditions.3. Always follow the charging instructions for the rechargeable battery. Observe the recommended charging current of the rechargeable batteries.Never use a charging current higher than recommended in the charging process.4. Never use any power cable and transformer other than those originally supplied with the charging unit.5. The rechargeable batteries may become hot during charging (especially when a high charging current is chosen). User shall take extra care whentaking out the batteries after charging.6. Unplug the charging unit from the power source when not in use.FEATURES:The Charging unitz Charging rechargeable battery in various current (200, 500, 700 or 1000 mA). The charging current can be set up to 1500 or 1800 mAh when twobatteries are charged.z Fast charging – 70 mins to charge up 2000 mAh batteriesz Individual LCD display for all compartmentsz Charging both “AA” and “AAA” rechargeable batteries simultaneouslyz Overheat detection to protect rechargeable batteries from over-chargingz Minus delta voltage (-dV) detection for charge terminationz Damaged batteries detectionz Discharge mode (first discharging and then charging) to remove memory effect of rechargeable batteriesz Refreshing old rechargeable batteries by discharging/ charging cyclesz Test function to check the capacities of rechargeable batteriesz Charging/ Discharging functions can be launched independently and simultaneously to each rechargeable battery in the compartmentsz Various display modes during charging/ discharging – the charging current (in mA), time elapsed (in hh:mm), the terminal voltage (in V) andaccumulated capacities (in mAh or Ah)INVENTORY OF CONTENTS1. Charging unit2. Transformer3. Size “C” battery adapter (4) & Size “D” battery adapter (4)4. Holding Bag5. “AA” rechargeable battery (4) & “AAA” rechargeable battery (4)6. Instruction ManualFUNCTION KEYS:There are three easy-to-use function keys and four number keys on the charging unit:Compartment Number keyPress and release the Number key to select a particular battery compartment for charge modes and/or display mode adjustment.MODE keyThe mode key shall first be pressed and held for 1 second to activate the mode change. The subsequent pressing of the mode key will toggle betweenthe “Charge”, “Discharge”, “Test” and “Refresh” mode. To change the operating mode for an individual rechargeable battery, first press the correspondingNUMBER key then press the MODE key.DISPLAY keyPress and release to select the displays of the charging current (in mA), time elapsed (in hh:mm), the terminal voltage (in V) and accumulated capacities(in mAh or Ah) during the charging or discharging process.To change the display content of a particular rechargeable battery, first press the corresponding NUMBER key then press the DISPLAY key.CompartmentNumber keysDISPLAYMODE keyCURRENT key