Humminbird LCR 3D Operation Manual page 27

The diagnostic function is also very helpful during troubleshooting to determine where a
problem in the system lies. A "weak" beam is usually caused by an improper sensor installation,
however, if your sensor is mounted outside the hull, the problem is most likely in the sensor or the
LCR 3D itself.
Operating Frequency:
Power Requirement:
Power Cable Length:
Sensor (standard):
Sensor Cone Angle:
side
16 degrees front-to
back
Depth Ranges: 0 to 10', 20', 40',
60', 80' and 99'
Zoom Ranges: 10', 20' and 40'
Unit Construction:
polycarbonate
housing
Unit Dimensions:
Display: super-twist liquid
crystal
Viewing Area:
Matrix Configuration:
455 KHz
10 - 16 VDC
48"
SHS-9
45 degrees side-to
high-impact
8 1/4" x 5 3/4" x 2"
3 " x 4 "
128 x 128 pixels