TracVision DIRECTV Mobile Receiver/Controller User's Guide

Troubleshooting10-3 Causes and Solutions to CommonProblemsThere are a number of common issues that can affectthe signal reception quality or the operation of theTracVision system. The following sections identifythese issues and provide potential solutions.Receiver Power Switch Turned OffYour mobile receiver’s power switch (see below)must remain on for the system to work. If the systemis entirely non-functional, check the switch to ensurethat it is turned on. The VOLTAGE status lightilluminates green when turned on.Power SwitchBlown FuseThe rear panel of the receiver includes a fast-blowfuse rated for 8 amps. If this fuse has blown, thesystem will not operate.Unscrew the cap and replaceFusethe fuse. If you replace theFUSE (8A)POWER (10-16V DC)fuse, but it blows again,,check the receiver to ensureMAINTENANCE PORTSUSBRS232that it is clear of debris andthe connectors are tight. Donot replace the fuse with alarger amperage fuse.Insufficient PowerWith the vehicle/vessel powered up and the receiverturned on, power at the receiver must measure atleast 10 VDC (supporting 60 watts) for the TracVisionsystem to work properly. Check the receiver’s powerconnection and ensure that it is wired to a dedicatedcircuit. If other devices are wired to the same circuit,these additional loads might drain power away fromthe receiver.54-037610.5