10
ENGLISH ENGLISH
RQT7572
Recharging
Recharge the batteries before using the unit.
There are two rechargeable batteries built into
this unit.
…
A
Turn off the headphone’s OPR
switch and place on the transmitter.
Place the headphone on the transmitter such that
the charging pins on the transmitter engage the
charging contacts on the bottom of the left-hand
housing.
The OPR/CHG indicator goes green and charging
starts.
The indicator goes out when the batteries are fully
charged.
Recharging times and operation time
specifications (see page 19)
…
B
To check the remaining battery
strength:
The OPR indicator on the left hand earpiece (L)
dims or fails to light when the batteries are weak.
Recharge the batteries.
Service life of the batteries:
If the OPR indicator on the left hand earpiece (L) dims or
fails to light even after recharging the batteries, they
have come to the end of their serviceable life and need to
be replaced at a local dealer.
2 Nickel-metal hydride rechargeable batteries (Part
no.: HHR-70AAB11B).
The batteries can be recharged about 500 times. They
need to be replaced by a local dealer when operating
time dramatically shortens even after recharging.
A
L
R
L
B
OPR / CHG
ON
OFF
OPR
ON
OFF
OPR
