Denso BHT-6000 User Manual page 155

Charging Operation and LED Indication
Operator's Action
Power on the CU-6001.
⇓
Place the BHT-6000
on the CU-6001.
⇓
After approx. 10 hours
⇓
Remove the BHT-6000.
* "Trickle charging" is a slow continuous charge for a battery, which compensates for
the slight amount of discharge happening even when batteries are not in use.
CU-6001 Status
On standby
⇓
Ordinary charging
⇓
Trickle charging*
⇓
On standby
140
LED Indication
ON
POWER DATA
CHG1 CHG2
ON
POWER DATA
CHG1 CHG2
ON
ON
POWER DATA
CHG1 CHG2
Flashing at
2-second
intervals
ON
POWER DATA
CHG1 CHG2
OFF