3
MEASURING MET OD AND WAVEFORMS
1. VIDEO section
To check the waveforms(VIDEO) on the MAIN UNIT, the ND (-) probe to "
t
CE30" point.
Measuring Disc:
VIDEO BLX-104 (Blu-ray disc)
Playback Content : Title 1 , chapter 1 Color Bar 100 (Main Menu 9.94
1080i 1.Video signal 1.Color Bar 100 )
Component output resolution : 1080i
(It is better to use wires for e tending between the probe and test points.)
Since there are no test points for locations
q
to
r
, confirm the signals at the land of a chip resistor.
MAIN UNIT TEST POINT AND WAVEFORMS
A
Component side
Det i A
q
U18 (N M2 66) Video out signal
w
-
r
U18 (N M2 66) Component out Y Cb Cr signal
4 3
1 2
t
ND
q
Video out signal
w
Component out Y signal
e
Component out Cb signal
r
Component out Cr signal