Lowrance X37TX, Installation And Operation Instructions Manual

Page 1: ...Pub 988 0151 121 www lowrance com X37TX and X47TX Fish finding Depth Sounding Sonars Installation and Operation Instructions...

Page 2: ...ry to change or end our policies regulations and special offers at any time We reserve the right to do so without notice All features and specifications subject to change without notice All screens in...

Page 3: ...ientation and Fish Arches 11 Shoot Thru Hull Preparation 11 Power and Cable Connections 15 Mounting the Sonar Unit 16 Portable Sonar Installation 19 Operation 23 Keyboard Basics 23 PWR Clear Power and...

Page 4: ...ts 35 Display Contrast 36 Battery Voltage 36 Depth Units of Measure 36 Preset Unit Reset All Options 36 System Info 36 Simulator 37 Digital Data Size for Depth and Temperature 37 Troubleshooting 38 Wa...

Page 5: ...dly mounted After you ve read the installation instructions install the unit and accessories Then read the rest of the manual The more you know about your sonar the better it will work for you Take ad...

Page 6: ...o bottom track Yes Zoom bottom track Yes Surface water temp Yes when transducer with attached temp sensor is used NOTICE The storage and operation temperature range for your unit is from 4 degrees to...

Page 7: ...ucer inside the hull because once it is epoxied into position the transducer usually cannot be removed Remember the transducer installation is the most critical part of a sonar installation Your Skimm...

Page 8: ...nar s display in the form of random lines or dots whenever the boat is moving NOTE Some aluminum boats with strakes or ribs on the outside of the hull create large amounts of turbulence at high speed...

Page 9: ...s and bumps Align transducer centerline with hull bottom However there are times when you may need to adjust the transducer slightly higher or lower The slots in the mounting brackets allow you to loo...

Page 10: ...ounted inside the hull can t be knocked off when docking or loading on a trailer However the shoot thru hull installation does have its drawbacks First some loss of sensitivity does occur even on the...

Page 11: ...mbly and hold it against the transom Looking at the transducer from the side check to see if it will adjust so that its face is parallel to the ground If it does then the A position is correct for you...

Page 12: ...e with the bottom of the hull Don t let the bracket extend below the hull Mark the center of each slot for the mounting screw pilot holes You will drill one hole in the center of each slot Drill the h...

Page 13: ...e water Align transducer centerline with hull bottom and attach to transom 6 Route the transducer cable through or over the transom to the sonar unit Make sure to leave some slack in the cable at the...

Page 14: ...to the transducer as shown in the following figure using the hardware supplied with the transducer Note The internal tooth washer is supplied with the TMB S Attach motor mounting bracket to transducer...

Page 15: ...ash the transducer s face with soap and water to remove any oil film Oil and dirt on the face will reduce the sensitivity or may even prevent operation SHOOT THRU HULL PREPARATION Hulls With Floatatio...

Page 16: ...ctly to the outer layer of fiberglass After the epoxy cures for 24 hours fill the remaining space with polyester resin When the job is finished the hull is watertight and structurally sound Remember t...

Page 17: ...cent 2 Next take the transducer out of the water and place it in the water in the sump of the boat face down The transducer face is shown in the figure on the following page Notice how the signal stre...

Page 18: ...t Hulls With Flotation Materials beginning on page 11 1 Make sure the area is clean dry and free of oil or grease then sand both the inside surface of the hull and the face of the transducer with 100...

Page 19: ...is wet Leave the weight in place for a minimum of three hours Allow the epoxy to cure for 24 hours before moving the boat 5 After the epoxy has cured route the cable to the sonar unit and it s ready...

Page 20: ...end of the fuse holder directly to the battery or power buss This will protect both the unit and the power cable in the event of a short It uses a 3 amp fuse CAUTION Do not use this product without a...

Page 21: ...sults in a neat installation Some customers however prefer to mount the bracket to the side of the cable hole it s a matter of personal preference After drilling the hole pass the connector up through...

Page 22: ...slide it onto the bracket from above The back of the unit should be touching the front of the bracket as you lower it into position As you push down the unit will lock into place with a distinct clic...

Page 23: ...ation The X37TX and X47TX use the optional PPP 12 portable power pack The power pack and portable or floating transducers expand the uses for your sonar You can use your sonar unit on your boat or tak...

Page 24: ...nd you unplug the power connector to reduce the possibility of corrosion or battery drain When you store the unit always remove the batteries because dead batteries can leak and corrode the contacts A...

Page 25: ...t warm WARNING Never heat the batteries over an open flame or direct hot air onto them A fire or explosion could result Portable Transducer Assembly Recommended tools for installation include a slotte...

Page 26: ...n the cup then press it onto the hull as firmly as possible Tie the nylon cord to the boat and route the transducer cable to the sonar unit Your portable sonar is now ready for use Portable transducer...

Page 27: ...it off 2 MENU UP menu up 3 MENU DOWN menu down These keys appear in the manual text as MENU UP or MENU DOWN Most of the time the instructions require you to press either menu key so the text simply us...

Page 28: ...ou have to do to leave one menu and enter another is press MENU repeatedly If you ever get lost in the menus simply press the PWR key This clears the menus from the screen Menus change depending on th...

Page 29: ...U until the SCROLL SPEED menu appears Use the DOWN ARROW to select MIN The menu remains visible and a stationary Stop message appears in the screen s top right corner To resume scrolling use the UP AR...

Page 30: ...will also be shown This temperature display can be turned on and off See the later entry on Temperature Size for off and on instructions DEPTH RANGE ZOOM automatic and manual When turned on the unit...

Page 31: ...et always keeping the bottom in view To zoom the display press the MENU key until the ZOOM menu appears Press the UP ARROW key to select ON then press PWR to clear the menu You can tell when the displ...

Page 32: ...80 60 120 80 160 120 140 160 320 240 480 and 320 640 SENSITIVITY Sensitivity controls the unit s ability to pick up echoes If you want to see more detail try increasing the sensitivity a little at a t...

Page 33: ...e complete manual control of the car s speed In your unit manual mode allows you to set sensitivity at 100 percent maximum or zero percent minimum Depending on water and bottom conditions the bottom s...

Page 34: ...u distinguish between strong and weak echoes It paints gray on targets that are stronger than a preset value This allows you to tell the difference between a hard and soft bottom For example a soft mu...

Page 35: ...rgets that meet certain conditions as fish The microcomputer analyzes all echoes and eliminates surface clutter thermoclines and other signals that are undesirable In most instances remaining targets...

Page 36: ...see beneath the boat under varied water and fishing conditions So practice with the unit in both the Fish I D mode and without to become more familiar with the feature This unit s default Fish I D set...

Page 37: ...en you are stationary and a fish swims through the sonar signal cone the image appears on the screen as a long line instead of a fish arch Reducing the chart speed may result in a shorter line that mo...

Page 38: ...SP feature To change the ASP setting press MENU DOWN until NOISE REJECT appears Use the up and down arrow keys to select the desired setting then press PWR to clear the menu ALARMS The sonar unit has...

Page 39: ...l the words OFF FEET appear then press PWR to clear the menu Deep Alarm To set the deep alarm depth press MENU DOWN repeatedly until DEEP ALARM appears Press UP ARROW to increase the deep alarm s dept...

Page 40: ...ta on or off press MENU DOWN until the BATTERY VOLTAGE menu appears Use the arrow keys to select on or off then press the PWR key to clear the menu DEPTH UNITS OF MEASURE This unit can show the depth...

Page 41: ...nu appears Press UP ARROW to turn it on and press PWR to clear the menu Repeat the above steps to turn it off or you can simply turn the unit off and back on again DIGITAL DATA SIZE FOR DEPTH and TEMP...

Page 42: ...damage Unit freezes locks up or operates erratically 1 Electrical noise from the boat s motor trolling motor or an accessory may be interfering with the sonar unit Rerouting the power and transducer...

Page 43: ...itation 2 Electrical noise from the boat s motor can interfere with the sonar This causes the sonar to automatically increase its Discrimination or noise rejection feature This can cause the unit to e...

Page 44: ...sducer cable away from the wiring that is causing the interference VHF radio antenna cables radiate noise when transmitting so be certain to keep the sonar s wires away from it You may need to route t...

Page 45: ...MENT OR REFUND AS JUST DESCRIBED IS THE EXCLUSIVE REMEDY AVAILABLE TO YOU AGAINST US FOR ANY DEFECT MALFUNCTION OR NON CONFORMITY CONCERNING THE PRODUCT OR FOR ANY LOSS OR DAMAGE RESULTING FROM ANY OT...

Page 46: ...nge or end our shipping policies regulations and special offers at any time We reserve the right to do so without notice in Canada If you re in Canada and you have technical return or repair questions...

Page 47: ...y to send a product for repair or replacement you must first receive a return authorization number from Customer Service Products shipped without a return authorization will not be accepted When shipp...

Page 48: ...Visit our web site Lowrance Pub 988 0151 121 Copyright 2003 All Rights Reserved Printed in USA 042503 Lowrance Electronics Inc...