Справочник Пользователя для Kenwood KDC-X896

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KDC-X896/ KDC-BT852HD/ KDC-X496/ KDC-452U/ KMR-550U
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Troubleshooting guide
Some functions of this unit may be disabled by 
some settings made on this unit. 
 ! 
 • Cannot set up display.
 The demonstration mode is not turned off as 
 ! 
 • Cannot set the “Text Select”, “Side Select”, or
“Status” setting for the “Display Select” item.
 A display type is not selected as mentioned in 
 ! 
 • Cannot set up the subwoofer.
• Cannot set up the low pass filter.
• No output from the subwoofer.
 “SubWoofer” is not set to ON as mentioned in 
 ! 
  Cannot set up the subwoofer phase.
 “LPF SubWoofer” is set to “Through” as mentioned in 
What might seem to be a malfunction in your unit 
may just be the result of a slight operation error or a 
wiring error. Before calling for service, first check the 
following table for possible problems.
General
 ? 
  The key beep does not sound
  The Preout jack is in use.
  The key beep cannot be output from the Preout 
jack.
 ? 
 • Sound cannot be heard.
• The unit does not turn on.
• Information shown on the display is incorrect.
  The connectors are dirty.
  Clean the connectors. Refer to 
.
Tuner source
 ? 
  Radio reception is poor.
  The car antenna is not extended.
  Pull the antenna out all the way.
Disc source
 ? 
  The specified disc does not play, but another one 
plays instead.
  The specified CD is quite dirty.
  Clean the CD with reference to 
.
  The disc is severely scratched.
  Try another disc instead.
Audio file source
 ? 
  The sound skips when an Audio file is being 
played.
  The media is scratched or dirty.
Clean the media with reference to 
  The recording condition is bad.
  Play the media again or use another media.