Humminbird 531871-1_A User's Manual
Contents
1. Connector 2011 Humminbird Eufaula AL USA All rights reserved 3 Unit Switch 931871 1_A Connecting the Control Heads to the Switch and the Transducer Unit Cable Connector Switch Control Head Control Head Route connector to the transducer Connecting the Connector Clips to the Unit Switch To connect the connector clips to the Unit Switch 1 From underneath the console plug the two connector clips from the switch assembly into the two outlets of the Unit Switch NOTE Connecting the connector clips to the Unit Switch does not require a specific order either connector will work with either outlet Connecting the Power Cable Connect the Unit Switch power cable to the boat s fuse panel usually located near the console If you must connect to a battery connect to a battery switch not included 1a If a fuse terminal is available use crimp on type electrical connectors not included that match the terminal on the fuse panel Attach the black wire to ground and the red wire to positive 12 VDC power Install a 3 amp fuse not included for protection of the unit Humminbird is not responsible for over voltage or over current failures Connecting to a Fuse Panel or 1b If you need to wire the control head directly to a battery obtain and install an inline fuse holder a 3 amp fuse not included for the protection of the unit and a b2. Unit Switch Thank You Thank you for choosing Humminbird America s 1 name in fishfinders Humminbird has built its reputation by designing and manufacturing top quality thoroughly reliable marine equipment Genuine Humminbird accessories offer the opportunity to upgrade and expand the capabilities of your Humminbird product Your Humminbird is designed for trouble free use in even the harshest marine environment In the unlikely event that your Humminbird does require repairs we offer an exclusive Service Policy free of charge during the first year after purchase and available at a reasonable rate after the one year period For complete details see the Warranty section included in this manual Contact our Customer Resource Center at 1 800 633 1468 or visit our Web site at humminbird com Installation Overview Following are instructions for the installation of this accessory Before you start installation we encourage you to read these instructions carefully in order to get the full benefit from your Humminbird accessory If you find that any items are missing from your installation kit call our Customer Resource Center at 1 800 633 1468 or visit our Web site at humminbird com The Unit Switch comes with all the necessary hardware to allow you to connect your two control heads to one transducer The switch is intended for installation on the console and will work well on almost any boat NOTE The Unit Switch will not al
3. attery switch not included Install the battery switch using the instructions provided with it POSITIVE NOTE If you are unable to obtain a battery switch and are forced to connect the power cable directly to the battery be aware that this may cause a slow loss of power over time See procedure five Powering Off NOTE Humminbird is not responsible for over voltage or over current failures The control head must have adequate protection through the proper selection and installation of a 3 amp fuse P 2 Secure the cables with cable ties optional R a 2011 Humminbird Eufaula AL USA Your Unit Switch is now ready for operation All rights reserved Unit Switch Switching Between Units Perform the following procedures to alternate between the control heads connected to your Unit Switch 1 Make sure both control heads are powered on 2 Press the Unit Switch to engage the desired control head Powering Off It is important to make sure all accessories switches control heads etc are powered off in order to avoid possibly draining the battery To make sure your Unit Switch is disengaged follow the steps below If your Unit Switch is connected to the fuse panel 1 Power off your boat to disengage the switch If your Unit Switch is connected to a battery switch 1 Turn the dial of the battery switch to the OFF position If your Unit Switch is connected directly to a battery 1 Power off your
4. boat 2 Remove the Unit Switch wires from the battery 4 931871 1_A 2011 Humminbird Eufaula AL USA All rights reserved
5. le to extend the transducer cable up to a total of 50 feet For assistance contact the Customer Resource Center at humminbird com or call 1 800 633 1468 for more information To connect the transducer to the Unit Switch f Access your Transducer cable and insert the Transducer cable connector into the Unit Switch connector until you hear it click into place Refer to the Connecting the Control Heads to the Switch and the Transducer illustration on the following page for guidance To connect the control heads to the Unit Switch 1 Insert the cable connectors from the Unit Switch through the 12 slots transducer slots on the connector holders Then reattach the connector holders if necessary CAUTION The slot for the connector is keyed to prevent reversed installation so do not force the connector into the holder See your control head installation guide for additional information 700 SERIES NOTE If you are installing the Speed Sensor accessory optional insert the Sonar Speed Y Cable connector into the T2 slot on the connector holder Then connect the transducer connector and speed sensor connector to the corresponding connectors on the Y Cable The Y Cable requires a separate purchase Contact our Customer Resource Center for details at 1 800 633 1468 or visit our Web site at humminbird com 2 931871 1_A Inserting the Cable Connector Connector Holder Unit Switch Cable
6. low the six beam 3D transducer to be shared Supplies In addition to the hardware supplied with your Unit Switch you will need a hand drill with various size bits a Phillips screwdriver an adjustable wrench and a 3 amp fuse 700 SERIES NOTE If you are installing the Speed Sensor accessory optional you will also need to purchase the Sonar Speed Y Cable Contact our Customer Resource Center for details at 1 800 633 1468 or visit our Web site at humminbird com Installation Before installing the Unit Switch gather all the parts you will need and make sure that the planned location of the Unit Switch will allow you to connect the two control heads to your transducer Perform the procedures in the following sections to install the Unit Switch on your boat Locating the Unit Switch Mounting Position There are two ways to find the mounting location as follows Switch Panel If your console already contains a switch panel with an available slot slide the Unit Switch into the slot until it snaps into place Then skip ahead to procedure two In Dash If your console does not have a switch panel or a pre made mounting location you will need to create one yourself Mounting the Switch Boat Console Switch 931871 1_A Unit Switch 2011 Humminbird Eufaula AL USA All rights reserved Tom Unit Switch anually create a mounting location 1 4 Locate a suitable flat area of the dash to mount the U
7. nit Switch The switch requires a depth of at least 1 5 inches 38 1 millimeters Make sure that it will be positioned within 5 feet of one control head and within 20 feet of the other control head and that the transducer cable will reach to the planned location of the Unit Switch Also make sure you have access behind the panel in order to attach the cables Tape the template included over the desired in dash mounting location At a location inside the dotted line on the template drill a hole large enough to insert the blade of the reciprocating saw Carefully begin cutting toward the dotted line then follow the dotted line around the template Remove the template when finished Insert the end of the switch through the hole until it snaps securely in place Connecting the Control Heads to the Switch and the Transducer If your control head is already installed you may have to remove the control head from the Quick Disconnect Mounting Bracket and temporarily disassemble the connector holder NOTE Your connector holder hardware may be different than the illustration depending on your Humminbird model See your control head installation guide for details CAUTION Do not cut or shorten the transducer cable and try not to damage the cable insulation Route the cable as far as possible from any VHF radio antenna cables or tachometer cables to reduce the possibility of interference If the cable is too short extension cables are availab
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