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Troubleshooting the Advent AMP403 Receiver

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Display Troubleshooting the Advent AMP403 Receiver 
Why is the display's clock 1 hour off on the AMP403?
  • The CT is turned on, turn off CT in the set up menu.
Why can't the PBC be used during VCD playback on my AMP403 head unit?

  • PBC is not available on the disk
Why is my AMP403 head unit showing "no disk" or "Bad Disk"?

  • The disk is upside down or dirty, please clean the disk then reinsert disk properly.
Why are there black bars on the top and bottom of my AMP403 head units screen?
  • Normal operation , 16:9 format will display in this manner
  • Format not supported , Play supported format
Why won't my AMP403 head unit's monitor open all the way and flip up?
  • There is possible damage to the drive mechanism and the unit may need repaired.
Why can't I insert a disk into the AMP403 head unit?
  • A disk already exists inside. Press eject, then remove the existing disk from the player.
Why doesn't my AMP403 head units remote control work?
  • Battery is depleted (dead), Check / replace battery
  • Battery is installed incorrectly, Check / install battery correctly
Why is the fuse blowing when I connect the wires to my AMP403 head unit?

  • Check wiring for a direct short, and the unit may need to be repaired.
Why does the TFT on my AMP403 head unit appear "washed out" in very bright daylight?

  • The auto dimmer is on, try adjusting the brightness control or turn the auto dimmer off.
Why won't the head units TFT monitor open automatically on the Advent AMP403?

  • There is an incorrect setting, ensure correct setting in setup menu.
Why is my head unit slow to respond when I insert an SD card on the Advent AMP403?

  • There is an incompatible SD card or incorrect size being used, try using the correct size of SD card.

  • There is a large SD card inserted. If the SD card is full it will take some time to read it and begin playing.
Why won't the Advent AMP403 head unit turn on ?
  • Radio fuse is blown,Replace fuse
  • Vehicle fuse is blown, Replace fuse
  • Improper wiring,check wiring
Why is the picture on my AMP403 head unit not displaying properly, distorted, will not fit the screen (or no picture) on the TFT screen?

  • There is an unsupported format being used, try playing supported format.
Why do I get an error message with my AMP403 head unit that says "Incorrect SD card'?

  • There is possible corrupt SD card data. Try reloading SD card with map data.
Why does my AMP403 head unit not have any backlighting (image) but when I touch the screen I hear a beep?

  • There might be possible damage to the ribbon cable, and the unit may need repaired.
Why does the Advent AMP403 show a "File not Supported" or "unknown disk" error or won't play a disk?

  • Unsupported format, play supported format.
Why can't my AMP403 head unit tune in a station when I use the seek function?

  • The desired station is out of range, you will have to manually tune it.
Can I upgrade the AMP403 head units gate5 navigation software to the horizon software?
Why is the HD light or icon on my AMP403 head unit flashing on and off?

  • The digital signal level is low, switch to analog tuning mode.
What XM tuners are compatible with my AMP403 head unit?
  • The compatible XM Tuners for the AMP403 head unit are the XMD1000 and the CNP2000

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