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4. ADVANCED SETTINGS
4-11
4
4.7.2
TX/RX menu
Settings for the FCV-38 can be changed from this menu. For external sounders, see
section 4.6.3.
[Auto]
Click [Auto Range] or [Auto Shift] to enable the respective functions. Click
[Off] to disable both [Auto Range] and [Auto Shift].
Note 1:
Both the [Auto Range] and [Auto Shift] can only be selected indi-
vidually.
Note 2:
While [Auto Range] is active, the range indication on the header
shows "AT" and the shift indication shows "N/A". Neither range nor shift can
be operated manually.
Note 3:
While [Auto Shift] is active, the shift indication on the header shows
"AT". Shift cannot be operated manually. Range can be adjusted.
Menu item
Description
[TX Cycle Select]
When using more than one fish finder with the same frequency, in
close proximity, interference can occur. To display the seabed as
best as possible, set this item to [Auto]. Set to [Manual] when inter-
ference occurs. Select the setting that suppresses interference.
[TX Rate]
Changes the rate at which the fish finder transmits a pulse. Adjust
this setting to erase false seabed echoes which may appear be-
tween the surface and the actual seabed in shallow waters This
function is inoperative when [TX Cycle Select] is set to [Manual].
[Bottom Search]
Enables or disables bottom detection. The depth display shows "-.-
". when [Bottom Search] is turned off.
Note:
The following features may not function properly when [Bot-
tom Search] is turned off.
• Bottom Alarm • Bottom Fish Alarm • Bottom Zoom
• Bottom Lock • Bottom Discrimination • Auto Range
• Auto Shift • Fish Size Graph (Bottom Trace) • Hardness Graph•
Roughness Graph • White Edge • Measurement Range
[Deep Mode]
When the long-distance detection function is turned on, it is possi-
ble to measure the fish length to a longer distance than normal.
When set to [Auto], the range detection function is automatically
turned on when the range is switched over the set value (set by
[Deep Mode Start Range] below).
Menu item
Description
FCV-38[ver 0252473-xx.xx]
FCV-38[ver 0252473-xx.xx]