Furuno BACK GP-80 - Manual (Page 56)

8 – 4
Unit of water temperature
1) Press [MENU ESC] [9] and [2].
2) Press ▲ or ▼ to select Unit of Temp.
3) Press t or s to select unit; Centigrade or
Fahrenheit.
4) Press [NU/CU ENT] and [MENU ESC].
Unit of altitude
Available only in 3D mode.
1) Press [MENU ESC] [9] and [2].
2) Press ▲ or ▼ to select Unit of Altitude.
3) Press t or s to select unit.
4) Press the [NU/CU ENT] key.
5) Press the [MENU ESC] key.
8.3 Mark, Character Size and
Brilliance
The DISPLAY SETUP menu lets you select
the size and brilliance of various markers.
Grid tone
The grid can be displayed in light or dark tone,
or turned off.
1) Press [MENU ESC] and [1]. The DIS-
PLAY SETUP menu appears.
Figure 8-4 DISPLAY SETUP menu
2) Press ▲ or ▼ to select Grid.
3) Press t or s to select brilliance.
4) Press [NU/CU ENT] and [MENU ESC].
Course bar tone
The course bar can be displayed in light or
dark tone, or turned off.
1) Press [MENU ESC] and [1].
2) Press ▲ or ▼ to select Course Bar.
3) Press t or s to select brilliance.
4) Press the [NU/CU ENT] key.
5) Press the [MENU ESC] key.
Time mark tone
The time mark can be displayed in light or
dark tone, or turned off.
1) Press [MENU ESC] and [1].
2) Press ▲ or ▼ to select Time Mark.
3) Press t or s to select brilliance.
4) Press the [NU/CU ENT] key.
5) Press the [MENU ESC] key.
Grid
Course Bar
Time mark
Waypoint Size
Cursor Size
DISPLAY SETUP
MENU : Escape
: Select
ENT : Enter
Dark
Dark
Dark
Large
Large Light
Light
Light
Small
Small Off
Off
Off
Dark Time Mark