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11
OPTIONAL SPEAKER-MICROPHONE
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11
■
HM-125 Descriptions
NEVER
immerse the connector in water. If the connector be-
comes wet, be sure to dry BEFORE attaching it to the trans-
ceiver.
NOTE:
The microphone is located at the top of the
speaker-microphone, as shown in the diagram above. To
maximize the readability of your transmitted signal (voice),
hold the microphone approx. 5 to 10 cm (2 to 4 inches)
from your mouth, and speak in a normal voice level.
■
Attachment
Insert the speaker-mic connector onto the [SP MIC] con-
nector and carefully screw it tight, as shown in the diagram
below. Be careful not to cross thread the connection.
IMPORTANT:
KEEP
the transceiver’s [SP MIC] connec-
tor cap attached when the speaker-microphone is not
in use. Water will not get into the transceiver even if the
cover is not attached, however, the terminals (pins) will
become rusty, or the transceiver will function abnormally
if the connector has become wet.
Alligator type clip
To attach the speaker-mic.
to your shirt or collar, etc.
PTT switch
Transmits during push.
Receives during release.
Microphone
Speaker
Set the triangle
mark to the front
side.
CAUTION:
Attach the speaker-microphone’s
connector securely to prevent accidental
dropping, or water intrusion in the connector.
Detaching:
Pull up the cap
in the direction
of the arrow to
detach it.
Attaching:
Attach the cap
in the direction
o f t h e a r r o w
completely.