Furuno GP-1600F - Manual (Page 80)

6 – 2
6.2 Replacement of Fuse
The fuse on the power cable of the display unit protects the system
from reverse polarity of the ship’s mains and equipment fault. If
the fuse blows, find the cause before replacing the fuse. Use only a
3A fuse. Using the wrong fuse will damage the unit and void the
warranty.
Use only a 3A fuse.
Use of a wrong fuse can
damage the equipment and
void the warranty.
CAUTION
6.3 Self Tests
Self-test menu
1) Press the [MENU ESC] key.
2) Press [0] key to select SYSTEM MENU.
3) Press [1] key to select SELF TEST. The follows display ap-
pears.
SELF-TEST
1. GPS MONITOR DISPLAY
2. MEMORY, I/O PORT TEST
3. PANEL TEST
4. DISPLAY TEST
▲▼:Cursor
ENT:Sel ESC:Esc
Figure 6-2 Self-test menu
Memory, I/O port test
This test conduct a general check of the display unit and the an-
tenna unit. The unit displays the check results for each device or
component checked as OK or NG (No Good).
1) Press the [MENU ESC] key.
2) Press [0] key to select SYSTEM MENU.
3) Press [1] key to select SELF TEST.
4) Press the [2] key to select MEMORY, I/O PORT TEST.