Key Function - Toslon TF640 Quick Start Manual

MENU
POWER ZIN
MENU
Open Menu settings( Basic, Sonar Setting and GPS Setting).
ZOUT
Used to zoom out GPS route on the screen.
ZIN
Used to zoom in GPS route on the screen.
Used to switch between main menus or some sub menus.
PAGE
For example, there are total 500 waypoints listed in 50pages.
PAGE key can be used to switch between the 50pages.
KEYPAD
Selects items on menus; increase & decrease a value of option.
Finalizes menu selections; confirm a setting.
ENTER
ENTER key is also used to quickly enter into GPS Operation menu.
POWER
Turns unit on/off. Also be use to quit a menu setting.
ZOUT KEYPAD
ENTER

Key function

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