Marantz SR7300 - Page 44

60
VC
Component
Video Block Diagram
CPU
I/O Expander
SEL. SEL.
SEL.
SEL.
OSD
SEL.
CVBS
Sel.
CVBS
Sel.
Multi
Y
Sel.
C
Sel.
Comp
Sel.
Comp
Driver
Monitor
CVBS
Multi CVBS
Monitor
S-Video
Monitor
Component
Video
input
S-video
input
input
R
put
HOW TO FIND OUT DEFECTIVE POINT
AUDIO
Which signal path has problem Digital or Analog.
• Confi rm 6.1 / 7.1ch INPUT Mode.
• Confi rm S-Direct mode to analog input.
• Confi rm Test Tone output.
• Confi rm Multi Channel Stereo mode to analog input.
• Confi rm Multi Channel Stereo mode to PCM input.
VIDEO
Which stage has problem Input, Output or OSD?
• Confi rm VCR1 or VCR2 output.
• Confi rm both Monitor outputs (S-Video & CVBS) to normal condition.
• Confi rm Monitor output to system setup menu condition.
• Confi rm Monitor output to OSD information (Super imposes).
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