Connecting An External Speaker To The Ram3 Mic Cable; External Speaker Af Selection - Standard Horizon Explorer GPS GX1700 Owner's Manual

6.11.1 Connecting an External Speaker to the RAM3 Mic Cable

In noisy locations and optional external speaker may be connected to the
white speaker wires on the RAM3 routing cable (refer to previous page). The
RAM3 can drive the internal speaker or the external speaker one at a time.
When connecting an external speaker, follow the procedure below to turn off
the RAM3 audio and enable the external speaker wires on the RAM3 routing
cable.
1. On the RAM3 mic, press and hold the
until " Setup Menu " appears, then select " GENERAL
SETUP " with the
2. Press the
3. Press the
and press the
4. Press the
speaker off) or " ON " (External speaker on).
5. Press the
6. Press the

6.11.2 External Speaker AF Selection

The " AF Select " menu allows you to set the audio output level of the RAM3
external speaker wires (on routing cable) to a fixed level regardless of the
volume level setting of the RAM3. This is useful when using the optional
MLS-310 amplified speaker with on/off volume control.
1. On the RAM3 mic, press and hold the
until " Setup Menu " appears, then select " GENERAL
SETUP " with the
2. Press the
3. Press the
press the
4. Press the
nal Speaker Level is "Fixed") or " PA-OUT " (External
Speaker Level is "Adjustable").
"Fixed" use when MLS-310 is connected.
"Adjustable" use when MLS-300 or other speaker
without volume control is connected.
5. Press the
6. Press the
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/ key.
soft key.
key to until " EXT SPEAKER " is shown
soft key.
or key to select " OFF " (External
soft key to save the selection.
key to exit this mode.
/ key.
soft key.
key to until " AF SELECT " is shown and
soft key.
or key to select " PRE-OUT " (Exter-
key to save the selection.
key to exit this mode.
key
-Setup Menu-
GENERAL SETUP
CH Function Setup
DSC Setup
Waypoint Setup
GPS Setup
MMSI Setup
SELECT
-General Menu-
Contrast
Unit of Measure
Key Beep
Station Name
Soft Keys
EXT SPEAKER
SELECT
-EXT Speaker-
ON
Off
ENT
key
-Setup Menu-
GENERAL SETUP
CH Function Setup
DSC Setup
Waypoint Setup
GPS Setup
MMSI Setup
SELECT
-General Menu-
Unit of Measure
Key Beep
Station Name
Soft Keys
EXT Speaker
AF SELECT
-EXT Speaker-
SELECT
PRE-OUT
Pa-out
ENT
QUIT
QUIT
QUIT
QUIT
QUIT
QUIT
GX1700