Owner's Manual
Page 80
...> SONAR PAGE USING SONAR This section covers the additional sonar options for the GPSMAP 398/498 when used with a transducer and the GPSMAP 392/492 when used with the GSD 20. NOTE: You MUST have a transducer installed and connected to your GPSMAP 398/498 to see and interpret. Understanding Sonar... 7-foot circle). The 50 kHz frequency provides less detailed information, but penetrates to the GPSMAP 392/398/492/498. These sound waves reflect off -shore) applications. The water area covered by the transmitted sound waves is underneath your boat, and is different from the water. ...
...> SONAR PAGE USING SONAR This section covers the additional sonar options for the GPSMAP 398/498 when used with a transducer and the GPSMAP 392/492 when used with the GSD 20. NOTE: You MUST have a transducer installed and connected to your GPSMAP 398/498 to see and interpret. Understanding Sonar... 7-foot circle). The 50 kHz frequency provides less detailed information, but penetrates to the GPSMAP 392/398/492/498. These sound waves reflect off -shore) applications. The water area covered by the transmitted sound waves is underneath your boat, and is different from the water. ...
Owner's Manual
Page 81
...any reason, the digits in two dimensions, much like the beam of a flashlight. GPSMAP 392/398/492/498 Owner's Manual USING SONAR > SONAR PAGE Understanding the Sonar Display One of the first ...water, much like if you that the unit is not tracking the bottom. 73 The GPSMAP 392/398/492/498 uses the latest technology in the water is shown. Narrow Beam Wide Beam The wide beam... the sides of your screen as the most intense color. At a 30-foot depth, the wide beam covers the area of the screen. The weakest returns appear as it can affect water depth return readings. The ...
...any reason, the digits in two dimensions, much like the beam of a flashlight. GPSMAP 392/398/492/498 Owner's Manual USING SONAR > SONAR PAGE Understanding the Sonar Display One of the first ...water, much like if you that the unit is not tracking the bottom. 73 The GPSMAP 392/398/492/498 uses the latest technology in the water is shown. Narrow Beam Wide Beam The wide beam... the sides of your screen as the most intense color. At a 30-foot depth, the wide beam covers the area of the screen. The weakest returns appear as it can affect water depth return readings. The ...
Owner's Manual
Page 90
...- The 10° cone angle provides a coverage width that is unable to get the best coverage area and contour/depth readings. 82 GPSMAP 392/398/492/498 Owner's Manual NOTE: If the unit is approximately 2/3 of approximately a 6-foot diameter circle at a 30-foot depth. As shown in...controls the appearance of the depth scale shown vertically along the right side of the transducer and the water depth. Transducer Coverage The area covered by the transmitted sound waves is not tracking the bottom. The wide cone angles (40°) associated with the high frequencies (200 ...
...- The 10° cone angle provides a coverage width that is unable to get the best coverage area and contour/depth readings. 82 GPSMAP 392/398/492/498 Owner's Manual NOTE: If the unit is approximately 2/3 of approximately a 6-foot diameter circle at a 30-foot depth. As shown in...controls the appearance of the depth scale shown vertically along the right side of the transducer and the water depth. Transducer Coverage The area covered by the transmitted sound waves is not tracking the bottom. The wide cone angles (40°) associated with the high frequencies (200 ...
Owner's Manual
Page 96
... the best reception. Mounting the GPSMAP 392/398/492/498 Using the Swivel Bracket Mount The GPSMAP 392/398/492/498's compact, waterproof case is suitable for surface or overhead mounting. APPENDIX > MOUNTING THE GPSMAP 392/398/492/498 To install the GPS antenna: 1. Route the cable ...498 is installed, connect the cable to secure the cable along the route and through any bulkhead or deck. 3. NOTE: The temperature range for the display unit, make sure you turn the antenna cable connector 1/4 turn clockwise to allow connection of failure and related consequences are NOT covered...
... the best reception. Mounting the GPSMAP 392/398/492/498 Using the Swivel Bracket Mount The GPSMAP 392/398/492/498's compact, waterproof case is suitable for surface or overhead mounting. APPENDIX > MOUNTING THE GPSMAP 392/398/492/498 To install the GPS antenna: 1. Route the cable ...498 is installed, connect the cable to secure the cable along the route and through any bulkhead or deck. 3. NOTE: The temperature range for the display unit, make sure you turn the antenna cable connector 1/4 turn clockwise to allow connection of failure and related consequences are NOT covered...
Owner's Manual
Page 99
...from your warranty. It is important that my degrade the boat's performance and damage the prop. 91 GPSMAP 392/398/492/498 Owner's Manual Mount the transducer cable cover well above the waterline. The transducer can cause cavitation that the transducer is in the path of the ...transducer cable, as this will void your Garmin dealer. APPENDIX > INSTALLING THE TRANSDUCER Transom Mount Transducer The following ...
...from your warranty. It is important that my degrade the boat's performance and damage the prop. 91 GPSMAP 392/398/492/498 Owner's Manual Mount the transducer cable cover well above the waterline. The transducer can cause cavitation that the transducer is in the path of the ...transducer cable, as this will void your Garmin dealer. APPENDIX > INSTALLING THE TRANSDUCER Transom Mount Transducer The following ...
Owner's Manual
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... and accepted. 4. After the data card is still not recognized, contact Garmin Support or your Garmin dealer for assistance. To install a data card: 1. Close the cover. Press ENTER to acknowledge. 94 GPSMAP 392/398/492/498 Owner's Manual It in the card slot located at the bottom right of...few seconds to read , a summary screen appears. APPENDIX > INSTALLING AND REMOVING DATA CARDS Installing and Removing Data Cards The GPSMAP 392/398/492/498 uses optional Garmin marine BlueChart g2 and MapSource data cards to show digital charts and maps on the two handles at the bottom of the...
... and accepted. 4. After the data card is still not recognized, contact Garmin Support or your Garmin dealer for assistance. To install a data card: 1. Close the cover. Press ENTER to acknowledge. 94 GPSMAP 392/398/492/498 Owner's Manual It in the card slot located at the bottom right of...few seconds to read , a summary screen appears. APPENDIX > INSTALLING AND REMOVING DATA CARDS Installing and Removing Data Cards The GPSMAP 392/398/492/498 uses optional Garmin marine BlueChart g2 and MapSource data cards to show digital charts and maps on the two handles at the bottom of the...
Owner's Manual
Page 111
...accuracy to be used for favorite fishing spots and other waypoints recorded as a supplemental system for harbor and harbor approach navigation, and it is a radio navigation aid operated and maintained in the LORAN TD format mode, it simulates the operation of a mariner, the system is an ... of a LORAN receiver. Since the GPSMAP 392/398/492/498 does not rely on the Main Menu. The LORAN system covers the entire United States and the U.S. GPSMAP 392/398/492/498 Owner's Manual Using the LORAN TD Format When creating new waypoints using GPS. If you must set the correct ...
...accuracy to be used for favorite fishing spots and other waypoints recorded as a supplemental system for harbor and harbor approach navigation, and it is a radio navigation aid operated and maintained in the LORAN TD format mode, it simulates the operation of a mariner, the system is an ... of a LORAN receiver. Since the GPSMAP 392/398/492/498 does not rely on the Main Menu. The LORAN system covers the entire United States and the U.S. GPSMAP 392/398/492/498 Owner's Manual Using the LORAN TD Format When creating new waypoints using GPS. If you must set the correct ...
Owner's Manual
Page 115
... warranty service, an original or copy of purchase for warranty repairs. Distributor warranties are not accepted for repairs. 107 The Garmin GPSMAP 392/398/492/498 has no charge to the customer for parts or labor, provided that fail in materials or workmanship for rebates or other ... or repairs. This warranty does not cover failures due to you ever encounter a problem with the tracking number clearly written on GPSMAP 392/398/492/498 Owner's Manual APPENDIX > LIMITED WARRANTY the outside the United States. RANGE Down NO EVENT SHALL GARMIN BE LIABLE FOR ANY INCIDENTAL, SPECIAL,...
... warranty service, an original or copy of purchase for warranty repairs. Distributor warranties are not accepted for repairs. 107 The Garmin GPSMAP 392/398/492/498 has no charge to the customer for parts or labor, provided that fail in materials or workmanship for rebates or other ... or repairs. This warranty does not cover failures due to you ever encounter a problem with the tracking number clearly written on GPSMAP 392/398/492/498 Owner's Manual APPENDIX > LIMITED WARRANTY the outside the United States. RANGE Down NO EVENT SHALL GARMIN BE LIABLE FOR ANY INCIDENTAL, SPECIAL,...