Initial Settings; Tap Setting - Furuno Network Sounder DFF3 Operator's Manual

3.

INITIAL SETTINGS

3.1

Tap Setting

This equipment is preprogrammed for use with certain transducers. A jumper wire inside the
equipment is set according to transducer model. Check the jumper wire setting instructions on the
sticker attached to the chassis. Use the opener attached inside the unit to set the jumper wire. One
end of the jumper wire is connected to COMMON; connect the other end to A - E in the jumper
block as applicable.
For transducers not programmed, for example, Airmar make TD-ID transducer, consult a
FURUNO agent or dealer for advice.
Tap Setting LED
EDCBA EDCBA
Low Freq.
High Freq.
Note 1: For NavNet, the tap settings shown on the NETWORK SOUNDER SETUP are different
from actual ones. Therefore, follow the instructions on the sticker inside the equipment.
Note 2: For transducers 50/200-1ST, 50/200-1T and 50/200-12M, use the tap settings for 50/200-
1T (50: Tap B, 200: Tap C).
WARNING
Do not open the equipment
unless totally familiar with
electrical circuits.
Only qualified personnel
should work inside the
equipment.
Tap setting plug
Tap setting plug
(High freq.)
(Low freq.)
15
E D C B A
Common
Jumper
wire
Set in appropriate slot
according to sticker.