5. MENU OPERATIONS
5-10
4.
Press the
MENU
key to backup the system settings. The system releases a series
of beeps to indicate that the data is saved, then the [System] menu appears.
5.
Press the
MENU
key to close the menu.
How to restore your settings
1.
Referring to section 5.5, open the [System] menu.
2.
Press
T
or
S
to select [Load Backup Data] (full system settings) or [Load Preset
Data] (partial settings), then press
X
. A confirmation window appears. The exam-
ple below shows the full system settings confirmation window. Note that the title
at the top of the window changes depending on your selection.
3.
Press
X
or
W
to select [No] or [Load Internal Data], as appropriate.
• [No]: No backup data is loaded, settings remain unchanged.
• [Load Internal Data]: System settings are loaded from the Transceiver Unit’s in-
ternal memory and replace the current settings.
4.
Press the
MENU
key to load the system settings. The system releases a series of
beeps to indicate that the data is saved, then the [System] menu appears.
5.
Press the
MENU
key to close the menu.
5.11
How to Adjust the Transmission Frequency
If the system is receiving interference from a video sounder to other sonar on your
ship, adjust the frequency to reduce interference.
1.
Referring to section 5.5, open the [System] menu.
2.
Press
S
or
T
to select [TX Frequency Offset], then press
X
. The [TX FREQ. Ad-
just] window appears.
3.
Press
X
to increase the transmission frequency, or press
W
to decrease the trans-
mission frequency.
4.
Press the
MENU
key twice to close the menu.
Load Backup Data
Are You Sure?
Note: Current settings will be overwritten.
: Change
Menu: Apply
No
Load Internal Data
TX FREQ. Adjust
1 8 0. 0
k H z
FREQ. Shift
:
(1 7 1 ~ 1 8 9kHz)
: Change
Menu: Apply
Frequency range and default
settings are dependent on
the transducer. This figure
shows the TX FREQ. Adjust
options for the 150 kHz
transducer.
Содержание CH-500
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