Compartment Number key
Press and release the Number key to select a particular battery compartment for charge
modes and/or display mode adjustment.
MODE key
The mode key shall first be pressed and held for about 1 second to activate the mode change.
The subsequent pressing of the mode key will enable to toggle between the "Charge",
"Discharge", "Test" and "Refresh" mode. To change the operating mode for individual
rechargeable battery, first press corresponding NUMBER key then press the MODE key.
DISPLAY key
Press 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 corresponding
NUMBER key then press the DISPLAY key.
CURRENT key
Press to select the amount of current to be applied (within the first 10 seconds after batteries
are inserted) in different operating modes (also see "Start charging the rechargeable
batteries" below).
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