L

language, changing the 21 language selection 32 LCD screen 5

location for shoot-thru-hull installation 13

location for the fishfinder 5 log, temperature 30

log and graph scale 30

M

main menu 26 marking a waypoint 40 menu, main 26 menu key 22 messages 43 mounting bracket 7

mounting the bracket assembly 6 mounting the fishfinder 6 mounting the transducer 9 mounting the transducer on a transom

12

mounting the transducer on a trolling motor 10

N

narrow beam 3, 35 narrow data fields 37 NMEA 16, 29, 32, 33, 41 NMEA address 16

NMEA data 38 NMEA device 16 NMEA input/output 16, 40 NMEA setup 32 numbers page 26

O

optional accessories 42

P

packing list 1

pages, understanding the 23 page key 22

pause key 22

pausing a sonar or flasher page 39 pointer 16, 38

pointer mode 40 pop-up message 43 position format 33 power/backlight key 20, 21, 22 power/data and transducer cables 5, 7 power up 20, 21

Q

quit key 22

R

range 35 range keys 22 reset odometer 32 ROCKER key 22

S scale 27

scale, log and graph 30 screen, cleaning the iii scroll 36

scroll speed 28 selecting a location 5

selecting a location for shoot-thru-hull installation 13

selecting a transom mount location 11 setting an alarm 31

shallow water alarm 31 shoot-thru-hull installation 13 software language 21 software version 32

soft bottom 25 soft structure 4

sog (speed over ground) 38 sonar 2

sonar page 23 sonar sub tab 31 sonar tab 28 sound waves 2 span 36 specifications 42 speed units 33 split sonar page 24

adjustment menu for 24 split zoom 24

storage iii

Index

strongest sonar returns 4 stw (speed through water) 38 surface clutter 4

surface mounting the fishfinder 6 swap split 37

swivel base 6

swivel mount bracket 7 symbols, fish 27 system sub tab 31 system tab 32

T

target level 35 temperature 27 temperature graph 37 temperature log 30

temperature range for the fishfinder 5 temperature tab 30

temperature units 33 testing the installation 20 testing the transom mount installa-

tion 21

time 34 timer 31, 39

time (time of day) 39 time duration 30 time format 34 time tab 33

time zone 34 tools 37

Fishfinder 340C Owner’s Manual

47