User's Manual

DIGITAL CONTROL INCORPORATED
4 DigiTrak
®
F5
®
Operator’s Manual
Types of F5 Transmitters......................................................................................................................... 41
Batteries and Power On/Off .................................................................................................................... 42
Installing Batteries / Power On ............................................................................................................ 43
Verify Signal ......................................................................................................................................... 44
Transmitter Battery Status ................................................................................................................... 45
Sleep Mode (Automatic Shutdown) / Power Off .................................................................................. 45
Transmitter Housing Requirements ......................................................................................................... 45
Temperature Updates and Overheat Indicator ........................................................................................ 47
Transmitter Temperature Warning Tones............................................................................................ 47
Transmitter Overheat Indicator (Temp Dot) ......................................................................................... 48
REMOTE DISPLAY ..................................................................................................................................... 49
General Description ................................................................................................................................. 49
Power Options ......................................................................................................................................... 50
Connecting the DC Power Cable ......................................................................................................... 50
Installing and Removing the Battery Pack or Brace Insert .................................................................. 50
Power On/Off ........................................................................................................................................... 51
Keypad .................................................................................................................................................... 51
Audible Tones .......................................................................................................................................... 51
Adjusting Screen Contrast ....................................................................................................................... 51
Adjusting the Viewing Angle .................................................................................................................... 52
Attaching and Removing Visor ................................................................................................................ 52
Main Menu ............................................................................................................................................... 53
Contrast Adjustment ............................................................................................................................ 54
Settings Menu .......................................................................................................................................... 55
Display Screens ....................................................................................................................................... 56
Main Display Screen ............................................................................................................................ 56
Depth Display Screen .......................................................................................................................... 56
Predicted Depth Display Screen .......................................................................................................... 57
LOCATING .................................................................................................................................................. 59
Introduction .............................................................................................................................................. 59
Locate Points (FLP & RLP) and Locate Line (LL) ................................................................................... 60
Effects of Depth, Pitch, and Topography on Distance Between FLP and RLP....................................... 61
Marking Locate Points ............................................................................................................................. 62
Interference: What It Is and How to Check for It ..................................................................................... 63
Conducting a Background Noise Check .............................................................................................. 63
Suggestions for Dealing with Interference ........................................................................................... 64
Standard Method for Locating the Transmitter ........................................................................................ 65
Finding the Front Locate Point (FLP)................................................................................................... 65
Finding the Locate Line (LL) ................................................................................................................ 67
Finding the RLP to Confirm Transmitter Heading and Position ........................................................... 69
Tracking “On-the-Fly” .............................................................................................................................. 71
Off-Track Locating ................................................................................................................................... 72
THE TARGET STEERING FUNCTION ...................................................................................................... 75
Feasible Target Depth and Positioning the Receiver as a Target ......................................................... 75
Programming the Receiver for Target Steering ...................................................................................... 76
Turn Off Target Steering.......................................................................................................................... 76
Steering to the Target .............................................................................................................................. 76
Target Steering in Interference Areas ..................................................................................................... 78
APPENDIX A: SYSTEM SPECIFICATIONS AND MAINTENANCE REQUIREMENTS ............................ 79
Power Requirements ............................................................................................................................... 79
Environmental Requirements .................................................................................................................. 79
General Transmitter Care Instructions .................................................................................................... 80
APPENDIX B: PROJECTED DEPTH VERSUS ACTUAL DEPTH AND THE FORE/AFT OFFSET .......... 81