![](/images/new-backgrounds/1146951/146951125x1.webp)
Horizontal slice display
120 degrees of the picture in the horizontal direction is shown for a given depth (D) in the horizontal slice window at the bot- tom of the display. The area to display may be selected with the [R/B] key.
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Range Mark | ↓ |
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| Bearing Mark |
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| Echo inside |
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Horizontal Slice Width |
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| 120˚ (Fixed) |
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Cross Cursor |
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| Range Mark |
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| Picture | Color Bar | |
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| Advance | Latest Picture |
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Own Ship Mark |
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| Own Ship |
| 120 | ↓ | 30 | ↓ | 123 | D22 | Stern Mark |
→ | : Range from own ship to cross cursor in stern |
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↓ | : Range from own ship to cross cursor in port- |
| starboard direction. |
↓ | : Slant range from own ship to cross cursor. |
D | : Depth to cross cursor. |
Figure 7-18 Horizontal slice display
1.In the normal display, place the trackball mark on the echo you want to see displayed in the horizontal display, then press the [R/B] key.
The horizontal slice marker, 120 δεγρεεσ in width and cen- tered on the bearing mark, appears on the display. Echoes within the marker appear in the window at the bottom of the display, scrolling leftward.
2.Place the trackball mark in the horizontal slice window to find data. The trackball mark changes to the cross cursor. Range and depth to the cross cursor are shown.
Note 1: Picture advancement is synchronized with ship’s speed. The picture does not advance when the ship is dead in water or there is no speed input.
Note 2: The width of the horizontal slice marker may be changed on the SYSTEM menu with