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KVH Industries TracPhone V7 Replacement Instructions

Pcb replacement
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TracPhone
V7 PCB Replacement Instructions
®
The following instructions explain how to replace the PCB in a
TracPhone V7.
IMPORTANT!
To perform the calibration step in this procedure, the vessel must
remain stationary in calm seas.
IMPORTANT!
Be sure to avoid causing sharp bends in cables when securing or
routing cables in the following procedure. Sharp bends or kinks
in cables can degrade antenna performance.
IMPORTANT!
The PCB is static-sensitive. Be sure to take proper grounding
precautions before handling (for example, use an ESD wrist
strap).
Tools Required
• #2 Phillips screwdriver
• 7/64" allen wrench or hex driver
• 3/8" nut driver or wrench
• 7/16" open-end wrench
For your own safety, be sure to disconnect power from all wired
components before performing this procedure.
54-0519 Rev. A
CAUTION
TracPhone V7
PCB Replacement Instructions
1

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Summary of Contents for KVH Industries TracPhone V7

  • Page 1 TracPhone V7 PCB Replacement Instructions TracPhone V7 PCB Replacement Instructions ® The following instructions explain how to replace the PCB in a TracPhone V7. IMPORTANT! To perform the calibration step in this procedure, the vessel must remain stationary in calm seas.
  • Page 2 TracPhone V7 PCB Replacement Instructions Step 1 - Replace the PCB a. Turn off and unplug the modem and control unit. b. Using a #2 Phillips screwdriver, remove the #10-32 screws securing the radome to the baseplate. Carefully lift the radome straight up until clear of the antenna assembly and set it aside in a safe place.
  • Page 3 TracPhone V7 PCB Replacement Instructions f. Using a 3/8" nut driver or wrench, remove the three #10-32 lock nuts and flat washers securing the bottom of the PCB cover to the antenna frame. Remove the cover. NOTE: Be sure to handle the cover carefully to avoid damaging or dislodging PCB components.

  • Page 4: Entering Diagnostics

    IMPORTANT! To perform this calibration, the vessel must remain stationary in calm seas. a. Apply power to the TracPhone V7 modem and control unit and turn on the system. Wait five minutes for system startup. b. Using the control unit, press MENUS until the display shows “DIAGNOSTICS.”...
  • Page 5 TracPhone V7 PCB Replacement Instructions e. Press ACCEPT to start gyro calibration. DO NOT MOVE VESSEL DURING CALIBRATION CALIBRATING GYROS SKEW: f. Verify that the azimuth (AZ), elevation (EL), and skew gyros all pass (“P”). If any gyro fails (“F”), retry the calibration.