The Zoom In And Zoom Out Keys; The Mark Key; The Shuttlepoint Knob - Standard Horizon FF520 Owner's Manual

3.1.2d The ZOOM IN and ZOOM OUT keys
Pressing [ZOOM IN] when any of the Fish Finder displays are shown, allows the page to
be zoomed into 2X or 4X the normal display.
Move the ShuttlePoint knob up or down to move the VDM to the area you wish to zoom into.
Press [ZOOM IN] once, and 2X will be shown in the bottom left corner of the display.
Pressing [ZOOM IN] again switches to 4X and again to normal operation.
Pressing [ZOOM OUT] switches from 4X to 2X and viceversa.
3.1.2e The MARK key
Pressing [MARK] when any of the Fish Finder displays are shown, place a mark on the chart
page on the boat position.
3.1.2f The SHUTTLEPOINT knob
Moving up or down the ShuttlePoint knob when any of the Fish Finder displays are shown,
move the VRM up and down.
3.1.2g Controls on Chart page or Fish page in Chart/Fish dual mode
When the GPS chartplotters is in the Chart/Fish display mode, it is possible to move the
control between the Chart and the Fish:
1. To use the keys on the Chart Page, press [MENU] until the Main Menu is show, then
press [CLEAR].
2. To use the keys to control Fish Finder operations, press [MENU] to until the display
shows the Fish Finder Setup, then press [CLEAR].
3.1.3 Sounder Adjustments with Soft Keys (CP175C and CP1000C)
When the Fish Finder full page is displayed, pressing one of the Soft Keys will allow control
of Gain (receiver gain), Noise (Noise threshold), Range (manual depth range), Frequency
(200kHz or 50kHz) and Sensitivity Time Control. If no key is pressed the Soft Keys will
disappear in 5 seconds. To manually hide the Soft Keys, press [CLEAR] .
3.1.3a The G
AIN
By pressing [G ] the Gain changes between AUTO GAIN and MANUAL GAIN.
AIN
If MANUAL GAIN, use the cursor left/right to adjust it: a bar with the % symbol is displayed
on the screen above the [G
If AUTO GAIN, use the cursor left/right to adjust the Gain Offset: a bar with the % symbol
is displayed on the screen above the [G
3.1.3b The N
OISE
Pressing the [N
OISE
increase or decrease the Noise threshold level..
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Soft Key
] label.
AIN
Soft Key
] soft key and moving the ShuttlePoint knob to the right or left will
] label.
AIN
FF520