Furuno CH-500, Operator'S Manual

Page: 72 / 109

5. MENU OPERATIONS
5-2
5.2 How to Change the Displayed Language
You can change the displayed language to suit your preferences.
1. Press the MENU key to open the menu.
2. Press
S
to select the menu bar.
3. Press
X
to select [System], then press
T
to select [Go to SYS Menu].
4. Press
W
to select [Yes]. The [System Menu] appears.
5. Press
S
or
T
to select [Language Settings].
6. Press
X
. The [Language] menu appears.
7. Press
X
or
W
to select the appropriate language setting, then press the MENU
key. All menus and most indications are now displayed in the selected language.
Note: Some languages may require a password. For further information, consult your
local dealer.
5.3 COM1 Menu
Referring to section 5.1, access the [COM1] menu. The following table lists the
[COM1] menu contents with a brief explanation for each menu item.
Menu item Description Settings/Ranges
[TX Power] Adjusts the transmission power. [High], [Low]; default: [High]
[TX Pulselength] Sets the transmission pulselength. [Long], [Short]; default: [Long]
[TX Rate] Sets the transmission rate (number of
transmissions per scan). [EXT], [1] to [10]; default: [10]
For external video sounder or sonar,
select [EXT].
[Interference] Enable/disable the interference rejector. [Off], [On]; default: [Off]
[AGC] Automatic Gain Compensation. Auto-
matically adjusts the sensitivity against
strong echoes, such as those from the
seabed, to emphasize weak echoes,
such as those from fish close to the sea-
bed. [0] (Off), [1], [2], [3], [4], [5]; default: [0]
[Auto Filter] Available only when [Auto Filter] in the
[Audio] menu is set to [On]. Adjusts for
doppler shift, created when the ship is in
motion, to stabilize the displayed
echoes.
This feature requires speed, course and
heading data. [Wide], [Std.], [Narrow]; default: [Std.]
[Wide] gives a better resolution image,
however noise is increased.
[Narrow] gives a lower resolution im-
age with noise reduced.
Note: Fast moving fish, such as Tuna,
may not be detected when using the
[Narrow] setting.
[Reverbration] Reduce the volume for reverberation
from the transducer. [Off], [On]; default: [Off]
Change
Language
Language
Menu Apply