I
NDEX
Fishfinder 250/250C Owner’s Manual
41
S
Scale 22
Setting an Alarm 26
Set Up Tab 33
Shallow Water Alarm 26
Software Version 27
Sonar, Understanding 31, 32, 34
Sonar Page 14
Span 18
Speed Units 28
Storage 36
System Tab 27
T
Target Level 18
Temperature 22
Temperature Tab 25
Testing the Installation 12
Time 30
Timer 26
Time Duration 25
Time Format 30
Time Tab 33
Tools Tab 23
Transducer 2, 11, 12, 19, 31, 32
Transducer Type 29
U
Units Tab 28
V
W
Water Temperature 23
Water Temperature Alarm 26
Water Type 29
Z
ZOOM Key 13