User manual LOWRANCE HDS-8M QUICK GUIDE

[. . . ] 988-0176-08B HDS-8m & HDS-10m GPS Mapping Receiver Operations Guide Software updates for your unit. Occassionally check the Lowrance website for free software upgrades for your unit. Select the Downloads option from the grey menu bar near the top of the Lowrance website homepage. Select Products Software Updates from the list on the left side of the screen. Scroll through the Product list and select your unit to download the software update. Contents Table of contents Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] If you shift the PPI to the right, you will see more of what is to the left of your boat; if you move the PPI forward you will be able to see more of the area behind you Offset 52 Radar Radar menu Use the Radar menu to make adjustments to radar display settings and features that not only change the appearance of the display, but also make navigation easier. To access the Radar menu, press the MenU key when the Radar page is on the display. Adjust menu Several of the softkey functions also can be controlled from the Adjust menu; Gain, Sea clutter and Rain clutter. From the Adjust menu you also can control Interference rejection and Target boost. Highlight the desired setting and press the Arrow keypad left/right to make adjustments. Interference Rejection Reduces interference from other active radars near your vessel. If another ship is operating radar near you, interference from its radar signals can appear on your display. Increase interference rejection until radar interference is eliminated from your display. Interference Rejection has four settings: Off, Low, Medium and High. Target Boost (only available on some radars) This feature increases the size of radar targets, making them easier to see on the display. Target Boost has four options: Off, Low, Medium and High. Clear Trails Clears all target trails from the radar screen. New trails will continue to appear unless you turn off the target trails feature. Use the Arrow keypad to select Clear Trails and press enTeR. 53 Radar eBL/VRM An Electronic Bearing Line (EBL) is a radial line used to show the distance of a radar target to your vessel. A Variable Range Marker (VRM) is a range ring used to measure the precise distance to a radar target. Selecting EBL/VRM from the Radar Menu allows you to place up to two EBL/VRMs on the PPI display. EBL/VRM 1 EBL/VRM 2 EBL/VRM 1 & EBL/ VRM 2 Data Boxes eBL/VRM menu Places selected Electronic Bearing Line and Variable Range Marker on the display. Use the keypad to move the EBL and increase/ decrease the size of the VRM. Adjust Adjusts size and location of active EBL/VRM. EBL/VRM menu 54 Radar To adjust an EBL/VRM: 1. Press exIT. Data box Data Box Turns on/off on screen EBL/VRM information box. To turn on/off the EBL/VRM information box, highlight Data box on the EBL/VRM menu and press enTeR. Radar Cursor active softkeys When the cursor is active on screen you will see several different softkeys at the bottom of the Radar page, they are, Go to Cursor, New waypoint, Place EBL/VRM1 and Place EBL/VRM 2. Go to Cursor Selecting this softkey will create a straight line navigation course to the cursor's position on the Radar page. When your destination is reached, a dialog box will appear on the Radar page, stating, "Reached Destination. Stop Navigating?" Select either Stop or Continue. 55 Radar new Waypoint Creates waypoint at your current position. The waypoint is shown on the chart screen to prevent the radar screen from being cluttered. To create a new waypoint, press the New waypoint softkey at the bottom of the Radar page. eBL/VRM 1 and eBL/VRM 2 Places selected Electronic Bearing Line and Variable Range Marker on the display. To place a second EBL/VRM select the Place EBL/VRM 2 softkey. Cursor position window When the cursor is active on screen the Cursor position window appears in the bottom left corner of the Radar page. Cursor position window 56 Radar Radar Overlay Radar Overlay places radar returns on top of the map on the Chart Page. That gives you greater awareness of your surroundings by allowing you to see radar returns aligned with actual radar targets. More information on Radar Overlay is available in the Chart Operation section of this manual. 57 Radar Blank page 58 Settings Settings Menu The Settings Menu provides access to installation and advanced configuration settings for your unit. [. . . ] For the best signal reception, an external GPS antenna/receiver should be located where it can receive as many signals as possible. There 2. 104 Troubleshooting should be nothing around or above the antenna. However, GPS antennas can receive signals well through many types of glass and fabric. It is recommended to try various locations before making a permanent installation. [. . . ]