Sennheiser Digital 9000 Instruction Manual page 105

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Using the L 60
The accupack is being charged. The status LED
for the accupack to get warm during charging.
For an overview of the indications of the status LED 1, refer to
page 16.
Charging times
With a completely discharged accupack and at room temperature (approx.
20 °C/68 °F), the charging times are as follows:
Capacity obtained
Charging time
approx. 100 %
approx. 180 min
approx. 70 %
approx. 60 min
However, charging may take longer under the following circumstances:
• The accupack is deep-discharged and first has to be reconditioned by a
deep discharge recovery charge.
• The ambient temperature is close to or over 35 °C/95 °F; in order to pro-
tect the accupack, the charging power will be reduced until the accupack
temperature has dropped to an admissible value.
Charging will be aborted and the status LED
the following circumstances:
• The accupack temperature is too low or too high (see page 122); charg-
ing starts automatically when the accupack temperature is within the
charging temperature range.
• The accupack cannot be fully charged within approx. 8 hours, e.g. due to
overaged cells.
1
lights up. It is normal
1
will start flashing red under
Digital 9000
| 103

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