Lcd/Keyboard Test & Rom Version No. Confirmation - Furuno FS-1562 Manual

2.5 LCD/Keyboard test & ROM Version No. Confirmation
1. While pressing and holding down the [ENT] key, turn on the power. All LCD segment
appear.
2. Release the hand from the [ENT] key.
3. Press keys one by one. When the key is pressed, the corresponding number or letter
appears at the upper right of LCD. See table below.
All LCD segments reappear several seconds after the 2 key is pressed.
A1-7
FS-1562