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3. OPERATION, MAINTENANCE
WARNING
ELECTRICAL SHOCK HAZARD
Do not open the equipment.
Only qualified personnel
should work inside the
equipment.
3.1 Controls
FURUNO
NETWORK SOUNDER ETR-30N
HOST NAME
TX/STBY
POWER
ON
OFF
I
O
0
1
2
3
4
5
6
8
7
9
DEFAULT
LED lamp
Flashing:
The NavNet display unit is powered and
communicating with the network sounder.
Lighting (after flashing three minutes):
The NavNet connection cable is
disconnected or damaged.
POWER switch
Turns power
on and off.
HOST NAME Control
Sets host name.
Network sounder ETR-30N