Changing Ears; Removal; Installation - Black Box HS400A Manual

PRO-FIT MOBILE HEADSET
180° and swing the earhook
around to the other side of the
speaker (see Figure 3-3).
Figure 3-3. Changing Ears.

3.3 Removal

1. Position the receiver
assembly with the speaker
side up and the microphone
boom at 12 o'clock (see
Figure 3-4).
12
Figure 3-4. Removing Earhook.
2. Place both your thumbs on
the center of the receiver
with your index fingers
wrapped around the swivel
stem and the cable strain
relief.
3. Push your thumbs inward
until the earhook pops free
of the receiver.

3.4 Installation

1. Remove the earloop or
headband.
2. Align the earhook mounting
ring over the receiver with
the swivel stem notch over
the mounting post on the
receiver (see Figure 3-5).
Figure 3-5. Earhook Assembly.
3. With your fingers positioned
behind the receiver, use
your thumbs to push the
earhook mounting ring
until it snaps onto the
receiver.
CAUTION
Do not force the microphone
boom beyond the built-in
stops!