Harman Kardon DVD 27, Service Manual

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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, VCD, MP3, WMA, JPEG,
DVD-R, DVD-RW, DVD+R, DVD+RW (standard conforming) or
DVD-Video; other types will not play.
• Invalid Region Code • Use Region 1 or Open Region (0) disc only.
• Rating is above parental preset • Enter password to override or change rating settings (see page 18).
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
H
to toggle to the correct mode.
• Video Off feature active • Press Video Off Button
F
to reactivate video circuitry (see page 27).
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
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 (see page 20).
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 (see page 20).
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 • Stop play of disc. Press and hold the Clear Button
3
until the display
password has been forgotten. blinks. This resets the password and all settings to their defaults.
DVD 27 (120V) OM 12/20/05 2:18 PM Page 34
DVD27 harman/kardon
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