KM9106 Operators Manual4811.3 Charging the BatteryIt is important that the battery is charged on a regular basis. The instrument constantlypowers the internal sensors and may flatten the battery if left unattended for somemonths. Connect the charger supplied with the instrument to the correct mainssupply.Note: The correct charger type is required for your local voltage i.e. 110 or 220volts ACInsert the plug in the socket marked CHARGER INPUT SOCKET as detailed insection 1.4.The CHARGER ON GREEN LED will illuminate showing the instrument ischarging.11.4 Changing the Paper RollTo change the paper roll remove the printer cover by loosening the two screwsholding it down. Remove the old paper roll core and insert the new roll so that it sitsas follows :-Feed the free end of paper into the printer through the metal slot beneath the printerribbon. Start the paper feed sequence until the paper has emerged from the top of theprinter, feed the loose end through the cover and refit.TO START PAPER FEEDPress the followed byUPPER FUNCTION key-- -- -- -- -- -- -- -- -- -- -- -- --UPPER FUNCTIONSET-- -- -- -- -- -- -- -- -- -- -- -- --Pressing the key displaysPress any key to stop. PAPER FEEDSET/CALPRINT