Denso BHT-100BW-CE User Manual page 124

Charging Operation and LED Indication
Operator's Action
Place the BHT on the CU-7001.
⇓
After approx. 4 hours
⇓
Remove the BHT.
CU-7001 Status
On standby
⇓
Normal charging
⇓
Charging completed
⇓
On standby
111
Chapter 5 Handling the
Indicator LED on the BHT
CU-7000 (Option)