User's Manual
15
English
CHARGING METHOD
NOTE
Before plugging into the receptacle, make sure
the following points.
○ The power source voltage is stated on the
nameplate.
○ The cord is not damaged.
WARNING
Do not charge at voltage higher than
indicated on the nameplate.
If charged at voltage higher than indicated
on the nameplate, the charger will burn
out.
1. Insert the plug of battery charger into the
receptacle.
When the plug of battery charger has been
inserted into the receptacle, pilot lamp will blink
in red. (At 1-second intervals)
WARNING
Do not use the electrical cord
if damaged. Have it repaired
immediately.
2. Insert the battery to the battery charger.
Insert the battery into the battery charger as
shown in Fig. 6.
Battery
Pilot lamp
Fig. 6
3. Charging
○ When the battery is connected to the battery
charger, charging will commence and the pilot
lamp will light in red. (See Table 2)
NOTE
If the pilot lamp does not light or blink in red,
pull out the plug from the receptacle and check
if the battery is properly mounted.
○ When the battery is fully charged, the pilot lamp
will blink in red slowly. (At 1-second intervals)
(See Table 2)
NOTE
The battery charging time becomes longer
when a temperature is low or the voltage of the
power source is too low.
When the pilot lamp does not blink in red (At
1-second intervals) (See Table 2) even if more
than four hour has passed after start of the
charging, stop the charging and contact your
HITACHI AUTHORIZED SERVICE CENTER.
Table 2
Indications of the pilot lamp
Pilot lamp
(red)
Before
charging
Blinks
Lights for 0.5 seconds. Does not light
for 0.5 seconds. (off for 0.5 seconds)
While
charging
Lights
Lights continuously
Charging
complete
Blinks
Lights for 0.5 seconds. Does not light
for 0.5 seconds. (off for 0.5 seconds)
Overheat
standby
Blinks
Lights for 1 second. Does not light for
0.5 seconds. (off for 0.5 seconds)
Battery overheated.
Unable to charge.
(Charging will commence
when battery cools)
Charging
impossible
Flickers
Lights for 0.1 seconds. Does not light
for 0.1 seconds. (off for 0.1 seconds)
Malfunction in the battery
or the charger
000Book_GP10DL_US.indb 15000Book_GP10DL_US.indb 15 2011/03/30 16:10:562011/03/30 16:10:56