Chapter 5 Handling the CU-400 (Option)
5.5 Charging the Rechargeable Battery Cartridge (using the CU-400) You can charge a rechargeable battery cartridge loaded in the BHT.
Be sure to turn the BHT off before starting charging.
Service Life of Rechargeable Battery Cartridge:
Lithium-ion batteries used in the rechargeable battery cartridge will gradually deteriorate during the
repeated cycles of charging and discharging due to its
p
roperties, even under normal use. When the
battery service period becomes shortened due to its deterioration even if it has been charged for the
specified hours, replace the battery cartridge with a new one. Generally, it is necessary to replace the
battery cartridge after it has undergone approx. 300 cycles of charging and discharging operation.
(1) Turn the CU-400 on.
The POWER LED on the CU-400 lights in green.
(2) Turn the BHT off and place the BHT loaded with a battery cartridge onto the CU-400.
The BHT turns on the charge LED in red and starts charging.
Charging time
AC adapter (CU-401/421) Approx. 3 hours
USB interface (CU-421) Approx. 9 hours
Upon completion of charging, the charge LED turns green.
(3) Take the BHT off the CU-400.
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