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3. INITIAL SETTINGS, OPERATION
3.1 Selecting the Transmission Power
The default transmission power is 600 W. If the 1 kW transducer is installed, turn on
the #1 segment of DIP SW S2 on the pcb 02P6353 inside the network sounder.
For NavNet/NavNet vx2
1. Detach the power cable.
2. Detach the cover of the DFF1; grasp the cover at opposing sides with hands, pull
outward slightly and lift up to detach.
3. Loosen three screws fixing the inside cover, and slide cover forward to detach it.
4. Set the #1 segment of DIP SW S2 according to transducer connected.
PCB 02P6353
5. Close the inside and outside covers and connect the power cable.
For NavNet 3D/TZtouch: Set the transducer type at the NavNet 3D/TZtouch. See re-
spective installation manual for the procedure.
WARNING
Do not open the equipment
unless totally familiar with
electrical circuits and
service manual.
Only qualified personnel
should work inside the
equipment.
1 kW transducer
LAN connector
S2
02P6353
OFF
ON
4 3 2 1
600 kW transducer
OFF
ON
4 3 2 1
J17