Raymarine L1250DRC, Owner'S Handbook Manual

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1-4 HD Series Fishfinders
General
General
The HD Series Fishfinder system, illustrated below, is comprised of the 7" or
10.4" LCD display unit, DSM250 Digital Sounder Module, fishfinder
transducer, and associated cables.
Figure 1-1: Basic HD Fishfinder System
Display Unit
The HD Series Fishfinder system is waterproof to CFR46 and can be installed
either above or below deck.
The fishfinder display includes:
• 7" or 10.4" LCD display
• Trackpad
• Eleven dedicated (labeled) control keys
• Four soft keys (unlabeled) whose functionality changes
• Two slots for the C-MAP NT ® or NT+ chart cards (Raychart models only)
Digital Sounder
Module A separate box containing ciruitry for receiving
digital sonar data images. These images are
transmitted via
hsb 2
to the fishfinder display.
hsb 2
High Speed Bus: Links up to ten compatible
display units. For full display and control
between
hsb
2
Plus display units, the units must
be connected via hsb
2
and SeaTalk.
PLUS Display Unit
D6160-2
Transducer
Digital Sounder Module
hsb
2
81213_1.book Page 4 Monday, March 17, 2003 1:14 PM