User manual GARMIN FISHFINDER 120 INSTALLATION INSTRUCTION

[. . . ] Insert the Rubber Washer and Plastic Spacer in the transducer at the same time. Route the cable towards the back and slide the transducer into the mounting bracket. Place a 5 mm Flat Washer on the 10-32 x 1. 75" screw and insert the screw through the Mounting Bracket, Spacer, and Rubber Washer. Place the remaining 5 mm Flat Washer on the exposed end and install the 10-32 Lock Nut finger tight. [. . . ] Avoid chemical cleaners and solvents that may damage plastic components. Storage - Do not store the unit where exposure to temperature extremes may occur, as permanent damage may result. Vertical Fishfinder 120 Operational Instructions Thank you for choosing the Garmin Fishfinder 120. This product is designed for easy operation and to provide years of reliable service. Please read through these instructions to get the most out of your new unit. If you encounter a problem please contact our Product Support Department at 913-397-8200, Monday - Friday 8:00 a. m. Specifications Case: Fully Gasketed, high-impact plastic alloy Display: 3. 1"H x 3. 2"W (7. 9 x 8. 1 cm), 240 x 128 pixels Size: 6. 1" W x 4. 9" H x 2. 6 D (15. 5 x 12. 5 x 6. 6 cm); Weight: 18. 7 oz. Temperature Range: +5° to 158°F (-15C to 70C) Waterproof: IEC 529, level IPX-7 (submerged to 1 meter for 30 minutes) Internal memory backup to retain user settings Input: 10 to 18 Vdc w/ high voltage protection Usage: 8 watts maximum, Nominal: 12 Vdc @ 0. 5 amps Sonar Power Output: 100 watts (RMS), 800 watts (peak to peak) Frequency: 200kHz Depth: 600 foot max depth (Depth capacity is dependent on water salinity, bottom type and other water conditions. ) Specifications subject to change without notice. ARROW KEYS The UP and DOWN ARROW keys are used to select items on the Adjustment Menu and Setup menu. The LEFT and RIGHT ARROW keys are used to quickly cycle through Adjustment Menu settings. ENTER Key The ENTER key is used to activate/deactivate the Adjustment Menu and Setup Menu data fields for review or changes. MENU Key The MENU key is used to activate/deactivate Adjustment and Setup Menus. POWER Key The POWER Key is used to turn the unit on/off and to activate the display backlight. To change the backlight level, press the POWER key repeatedly to cycle between Off, Low and High. The Fishfinder 120 is able to display a variety of useful information about the underwater environment. Setup Menu -- Alarms: Shallow/Deep Water Alarm `Shallow' and `Deep' can be set to sound a shallow/deep water warning at a depth Adjustment Menu -- Gain determined by you. (If the either alarm is set and `Depth' units are changed, both alarms Controls the sensitivity of the unit's sonar receiver. This provides some flexibility default to `Off'. ) These alarms may be set to `Off' (default) or from 1-600 ft. To see more detail, increase the receiver sensitivity by Setup Menu -- Alarms: Fish Alarm selecting a higher gain (+). If there is too much detail or if the screen is cluttered, Sounds an alarm when the unit detects what it determines to be a fish. The alarm lowering the sensitivity (-) may increase the clarity of the display. Setup Menu -- Graph: Fish ID Adjustment Menu -- Scroll Setup Menu -- Graph: Whiteline Setup Menu -- Units: Depth Sets the display depth range. The unit can be set to automatically track the bottom or set to a user-specified range. Available settings are: `Auto' (default) and 15-600 ft. Controls how the unit displays information about the bottom type (hard or Choose to display measurements in Feet (ft, default), Meters (m) or Fathoms (fa). With Whiteline `Off', the bottom return displays as solid black and contains no the `Depth Alarm' is set when `Units' are changed, the `Depth Alarm' is defaulted to `Off') information on bottom hardness. With Whiteline `On', the bottom return becomes Setup Menu -- Units: Temperature a grayscale pattern and can be used to determine bottom hardness. A hard bottom Choose to display the water temperature in Fahrenheit (°F, default) or Celsius (°C) Setup Menu -- System: Simulator Adjusts the rate that the graph scrolls from right to left. If you are sitting still or the graph is moving too fast, slowing or pausing the graph can be beneficial. [. . . ] Garmin will not replace missing components from any package purchased through an online auction. To obtain warranty service, contact your local Garmin authorized dealer. Or call Garmin Customer Service for shipping instructions and a RMA tracking number. The unit should be securely packed with the tracking number clearly written on the outside of the package. [. . . ]