34 TROUBLESHOOTING GUIDE
Troubleshooting Guide
TroubleShooting Guide
Symptom Possible Cause Solution
Unit does not turn on • No AC power • Check AC power plug and make certain any switched
outlet is turned on.
Disc does not play • Disc loaded improperly • Load disc label-side up; align the disc with the guides and place
it in its proper position.
• Incorrect disc type • Check to see that disc is CD, CD-R, CD-RW, DivX, VCD, MP3, WMA,
JPEG, DVD-R, DVD-RW, DVD+R, DVD+RW (standard conforming),
DVD-Audio or DVD-Video; other types will not play.
• Invalid Region Code • Use Region 2 or Open Region (0) disc only.
• Rating is above parental preset • Enter password to override or change rating settings.
No picture • Intermittent connections • Check all video connections.
• Wrong input • Check input selection of TV or receiver.
• Progressive Scan output selected • Use Progressive Scan mode only with compatible TV. If needed, press
the Progressive Scan/Interlaced Button
L
to toggle to the
correct mode.
• Video Off feature active • Press Video Off Button
Q
to reactivate video circuitry (see page 26)
•
HDMI Output
A
is connected to a • The HDMI Output
A
may not be used with video displays that are not
video display that is not HDCP-compliant. HDCP-compliant. Unplug the cable and select another audio and video
connection (see pages 13 through 14).
No sound • Intermittent connections • Check all audio connections.
• Incorrect digital audio selection • Check digital audio settings.
• DVD disc is in fast or slow mode • There is no audio playback on DVD discs during fast or slow modes.
• Surround receiver not compatible • Use analog audio outputs.
with 96kHz PCM audio
• DVD Audio disc is loaded without • Use
6-Channel Audio Outputs
B
or Analog Audio Outputs
9
.
using analog audio connection
Picture is distorted or jumps during • MPEG-2 decoding • It is a normal artifact of DVD playback for pictures to jump or show
fast forward or reverse play some distortion during rapid play.
Some remote buttons do not operate • Function not permitted at this time • With most discs, some functions are not permitted at certain
during DVD play; prohibited symbol times (e.g., Track Skip) or at all (e.g., direct audio track selection).
appears (see below)
The OSD menu is in a foreign language • Incorrect OSD language • Change the display language selection.
The symbol appears • Requested function not available at • Certain functions may be disabled by the DVD itself during
this time passages of a disc.
Picture is displayed in the • Incorrect match of aspect ratio settings • Change aspect ratio settings.
wrong aspect ratio to disc
Remote control inoperative • Weak batteries • Change both batteries.
• Sensor is blocked • Clear path to sensor or use optional outboard remote sensor.
Disc will not copy to VCR • Copy protection • Many DVDs are encoded with copy protection to prevent
copying to VCR.
Password not accepted. • Incorrect password being used or • Factory default password “1234” always remains active.
password has been forgotten.
Cannot program playlist • DMC 250 must be in Stop mode to • Stop play of disc before programming a playlist.
program a playlist
• Edit Mode is turned off • Select the Edit Mode line in the Control Commands and
press the Enter button to turn it on
Cannot navigate through hierarchy • Edit Mode is turned on, • Select the Edit Mode line in the Control Commands and
disabling navigation of folders press the Enter button to turn it off
Unable to select desired media • No media is present • Insert the appropriate memory card into one of the card
source slots, or a USB flash drive into the USB Port
• Wrong type of USB drive was inserted • Only USB flash drives that do not function as stand alone
in USB Port MP3 players are compatible
• Media was not inserted correctly • Remove media and carefully insert according to the
instructions on page 7
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