Article ID : S1Q0204 / Last Modified : 06/27/2007

A Distortion Bar is Displayed Along the Bottom of the Television Screen

Applicable Products and Categories of This Article

When a television is connected via HDMI input to the DVD Player/Receiver unit of certain Sony® Home Theater systems the following symptom may occur when playing DVDs:

A 'Distortion Bar' may appear on the bottom of the screen (see illustration below).

NOTE: This is an error found within the DVD Player/Receiver unit and is not a problem with the television's HDMI connection.


This symptom only occurs when all of the following conditions are true:

  • The video signal output resolution is set to 1280x720p or 1920x1080i.
  • The "HDMI CONTROL" function in the "CUSTOM SETUP" menu is set to "ON".
  • The Home Theater system and the television are powered on simultaneously using the "One-Touch Play" function.


Affected Models

Please consult the chart below for affected models:

  Home Theatre System     DVD Player/Receiver Unit     Affected Serial Number Range  
DAV-HDX466 HCD-HDX466 4100001 - 4105420
DAV-HDX665 HCD-HDX665 4100001 - 4100900
DAV-HDX900W HCD-HDX900W 4100001 - 4100020
DAV-HDZ235 HCD-HDZ235 4100001 - 4105751




How to Resolve the Issue

Download Firmware

Sony is offering a free downloadable firmware update to owners of the affected Sony Home Theater Systems to correct the issue.
NOTE: The downloadable firmware update must be burned to a CD using a computer capable of burning CDs.

Please click the model number of your DVD Player/Receiver unit to download the firmware update:

HCD-HDX466 HCD-HDX665 HCD-HDX900W HCD-HDZ235


If you have any questions, or require further assistance, please call Sony Canada Support at 877-899-SONY (877-899-7669).