Lowrance HOOK-4x User manual

lowrance.com
ENGLISH
HOOK-X Series
Operation manual
HOOK-4x HOOK-5x HOOK-7x

Copyright © 2016 Navico
All rights reserved.
Lowrance® and Navico® are registered trademarks of Navico.
Navico may nd it necessary to change or end our policies, regulations and special oers at any time.
We reserve the right to do so without notice. All features and specications subject to change without
notice.
Compliance Statements
Lowrance HOOK-4x, HOOK-5x and HOOK-7x
• meets the technical standards in accordance with Part 15.103 of the FCC rules
• complies with CE under EMC directive 2004/108/EC
• complies with the requirements of level 2 devices of the Radiocommunications (Electromagnetic
Compatibility) standard 2008
For more information please refer to our website: www.lowrance.com.

Warning
The user is cautioned that any changes or modications not expressly approved by the party responsible
for compliance could void the user’s authority to operate the equipment.
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant
to Part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful
interference in a residential installation. This equipment generates, uses and can radiate radio frequency
energy and, if not installed and used in accordance with the instructions, may cause harmful interference
to radio communications. However, there is no guarantee that the interference will not occur in a particular
installation. If this equipment does cause harmful interference to radio or television reception, which can
be determined by turning the equipment o and on, the user is encouraged to try to correct the interfer-
ence by one or more of the following measures:
• Reorient or relocate the receiving antenna
• Increase the separation between the equipment and receiver
• Connect the equipment into an outlet on a circuit different from that of the receiver
• Consult the dealer or an experienced technician for help
NOTE: This manual covers HOOK-4x, HOOK-5x and HOOK-7x units. As a result, screenshots of menus
and dialogs may not match the look of your unit.

45
Table of contents | HOOK X series Table of contents | HOOK X series
Introduction...................................... 6
Unit controls.............................................6
Basic operation................................ 7
Setup wizard............................................7
Pages ......................................................7
Selecting pages.......................................7
Page menus ............................................ 7
Accessing the Settings menu ..................8
Accessing menu items.............................8
Working with menus ................................9
Dialogs.....................................................9
Fishing modes ....................................... 10
Cursor.................................................... 11
Advanced mode .................................... 11
Restore defaults .................................... 11
Pages.............................................. 12
Sonar page............................................12
DownScan page ...................................12
Combo pages ........................................ 13
Overlay data .......................................... 14
Sonar operation............................. 15
CHIRP ...................................................15
Trackback ..............................................16
Sonar menu...........................................16
Sensitivity ..............................................17
Table of contents

45
Table of contents | HOOK X series Table of contents | HOOK X series
Colorline ................................................17
Range....................................................17
Frequency .............................................18
Ping speed.............................................19
Fish ID ..................................................20
DownScan options.................................20
Sonar settings........................................22
Installation .............................................23
DownScan operation..................... 25
Trackback .............................................25
DownScan menu ................................... 25
Ping Speed............................................27
DownScan options.................................27
Settings .......................................... 30
Settings menu........................................30
System...................................................30
Set language ......................................... 31
Audio .....................................................31
Alarms ..................................................31
Units ......................................................32
NMEA 0183 (HOOK-5x and HOOK-7x
only).......................................................32
Specications ................................ 33

6PB
Introduction | HOOK X series Introduction | HOOK X series
Getting started
Turn unit
on/off
To turn on/off the unit, press and
hold the LIGHT/POWER key for
three seconds.
Adjusting
the
backlight
This unit has 10 backlight levels.
Press the LIGHT/POWER key to
switch backlight levels.
Muting
Audio
Select Audio from the System
menu and press ENTER. Enable/
disable Mute.
Unit controls
LIGHT/POWER: controls backlight
level and turns unit on/off
KEYPAD: controls cursor & selects
items on menus
PAGES: allows you to select a page to
view
MENU: opens settings, context and
page menus
ENTER: nalizes menu selections
ZOOM Keys: used to zoom in/zoom
out
Introduction

PB 7
Basic operation | HOOK X series Basic operation | HOOK X series
Selecting pages
To select a page, press the keypad in the direction
of the desired page and press ENTER.
Page menus
The DownScan and Sonar pages have menus
that can only be accessed when those pages are
displayed.
DownScan page
DownScan menu
Setup wizard
The Setup wizard will appear when the unit is
turned on for the rst time. To choose your own
settings, do not run the setup wizard. To restart
the Setup wizard, restore defaults.
Pages dialog
Pages
Basic operation
NOTE: Available pages vary depending
on the unit and the connected transducer.

89
Basic operation | HOOK X series Basic operation | HOOK X series
Combo pages
Press the PAGES key twice to switch active
panels. The page menu for active page will be
displayed when the MENU key is pressed. The
active panel is denoted by an orange border.
Accessing the Settings menu
Accessing menu items
The keypad and ENTER key are used to select
menu items and open submenus. Use the keypad
to highlight the desired item and press ENTER.
x2
Sonar page
Sonar menu
Two-panel page Horizontal panel

89
Basic operation | HOOK X series Basic operation | HOOK X series
Dialogs
Dialogs are used for user input
or for presenting information to
the user. Depending on the type
of entry, dierent methods are
used to conrm, cancel or close
the dialog.
Working with menus
There are several menu types used to make
adjustments to options and settings, including
scrollbars, on/o features and dropdown menus.
Scrollbars
Select the scrollbar and press the
keypad left (decrease) or right
(increase).
On/Off features
Select an on/o menu item and
press ENTER to turn it on/o.
Dropdown menus
Access the dropdown menu
and press use the keypad to
select the desired item and
press ENTER.
NOTE: Press the MENU key to Exit
menus.

10 11
Basic operation | HOOK X series Basic operation | HOOK X series
Fishing mode options
General Use 1000 ft or less Coastal
Shallow
Water 60 ft or less Shallow weedy bottoms
Fresh Water 400 ft or less Inland/Near coastal
Deep Water 1000 ft or more Offshore
Slow
Trolling 400 ft or less Inland/Coastal
Fast
Trolling 400 ft or less Inland/Coastal
Clear Water 400 ft or less Inland/Coastal
Brackish
Water 400 ft or less Fresh-Saltwater mix
Ice 400 ft or less Ice shing
NOTE: Use Fresh Water mode when shing
in less than 100 feet of water; otherwise
your unit may not track bottom properly.
Fishing modes
(Conventional sonar only)
Fishing modes enhance the performance of your
unit by providing preset packages of sonar settings
geared to specic shing conditions.