Standard Horizon GX2400GPS Owner's Manual page 25

4. Finally, wind some plastic tape
around each ferrite core, to
prevent vibration from causing
the two halves to split apart.
5. Referring to the illustration at the
right, make a 30 mm hole in the
wall, then insert the extension
cable into this hole. Connect the
gasket and mount base to the
extension cable connector using
the nut.
6. Drill the four screw holes (approx.
2 mm) into the wall, then install the
mounting base to the wall using
four screws.
7. Put the rubber cap onto the nut.
The installation is now complete.
It is not recommended to plug or unplug the SSM-70H (RAM4) Remote
Station Microphone into the routing cable while the radio is powered ON.
Connecting an External Speaker to the RAM4 Mic Cable
In noisy locations and the MLS-300 optional external speaker may be connected
to the white speaker wires on the RAM4 routing cable. The RAM4 can drive
either the internal speaker or the external speaker one at a time. When connect-
ing an external speaker, follow the procedure below to turn the RAM4 audio OFF
and enable the external speaker connected to the RAM4 routing cable wires.
1. On the RAM4 microphone, press and hold the [MENU/
SET] key.
2. Rotate the DIAL/ENT knob to select "CONFIGURA-
TION", then press the [SELECT] soft key.
3. Rotate the DIAL/ENT knob to select "SPEAKER
SELECT", then press the [SELECT].
4. Rotate the DIAL/ENT knob to select "INTERNAL" or
"EXTERNAL", then press the [SELECT] soft key.
5. Press the [CLEAR] key to return to radio operation.
External Speaker Connections
Wall
Routing Cable
Mounting Bracket
WARNING
Ferrite Core
Gasket
Nut
Cap
23