OPERATION OF ECHO SOUNDER
for HDX-121 , HDX-121-BB
SOUNDER SCREEN ······································································79
DEPTH SET-UP ············································································80
SENSITIVITY ··············································································81
EXPANSION MODE ·······································································83
EXPANSION AREA ········································································84
WATER TEMP ALARM ····································································85
FISH ALARM ···············································································85
DEPTH ALARM ·············································································86
FREQUENCY DISPLAY ···································································87
SWEEP SPEED ·············································································87
SOUNDER SET-UP ········································································88
DETAIL SET-UP ···········································································88
A MODE ·····················································································89
BACKGROUND COLOR ··································································89
COLOR ERASE ·············································································90
INTENSE LEVEL ···········································································91
CLUTTER ····················································································91
DEPTH UNIT ···············································································92
SCALE LINE ················································································92
SUPER RANGE ·············································································92
WATER TEMP GRAPH ····································································93
CLEAN ECHO ··············································································93
STC ···························································································94
OUTPUT POWER ··········································································94
PULSE LENGTH ···········································································95
SENSITIVITY MODE ·····································································96
SEARCHING AREA ·······································································97
78