Optional accessories – Kenwood TM-431E User Manual
Page 37
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7. OPTIONAL ACCESSORIES
7-1-1. CTCSS unit TSU-6
The
use
of the
optional sub-audible tone decoder TSU-6 al
lows
for
CTCSS
Tone
Squelch
operation.
When
this
option
is
active
squelch
will
only
open
when
the
proper
tone
is
received.
Installation
Caution:-------------------------------------------------------------------------
Before installation be sure to disconnect the DC power sup
ply, or battery or damage may occur to the equipment.
1. Remove the 2 screws securing the Top cover.
2. Gently remove the top cover. (Fig. 1)
3.
Remove the backing from the small cushion provided with
the
TSU-6
and
attach
it
to
the
back
of
the
TSU-6
as
shown in Fig. 2.
4. Attach the cable to the TSU-6 as shown in Fig. 2.
5.
Remove
the
backing
from
the
other
side
of
the
small
cushion
and
attach
the
TSU-6
to
the
transceiver
as
shown.
Note:-----------------------------------------------------------------------------
If
you
are
installing
the
DRU-1
attach
the
TSU-6
to
the
DRU-1 as shown in Fig. 3.
6.
Replace
the
cover
and
tighten
the
screws
to
complete
the installation.
Fig. 1
37