LG DP450P Service Manual

3-14
MAIN ELECTRICAL TROUBLESHOOTING GUIDE
2. MPEG CIRCUIT
Power is on
END
Check power & clock.
Check CD/DVD DSP
output signal.
Check CD/DVD DSP
output signal.
Check clock signal
Check clock signal
Check CD/DVD DSP
output signal.
Check MPEG Decoder
input signal.
Check MPEG Decoder
input signal.
Check MPEG Decoder
input signal.
YES
YES
YES
YES
NO
NO
NO
NO
YES
OK
NO
NO
NO
NO
NO
YES
YES
YES
YES
OK
YES
OK
Does the
Video of the DVD Disc
play properly?
Does the
Video of the video CD
play properly?
Does
the audio sound output
normally?
Does logo appear
on the screen?
Is MPEG data
signal normal?
Is MPEG data
signal normal?
Does the audio
signal output from MPEG
decoder?
Is clock normal?
Is error
signal normal?
OPTION
If included VCD function.

LG DP450P Specifications

General

Brand	LG
Model	DP450P
Category	Portable DVD Player
Language	English