Denon ADV-1000 Service Manual page 76

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MEASURING METHOD AND WAVEFORMS
To check the waveforms on the DVD Main P.W.B., the GND ( ) probe of the oscilloscope to Vref point.
NOTES
Measuring Disc:
(It is better to use wires for extending between the probe and test points.)
When watching the HF waveform, use the extending wire as short as possible.
When HF waveform is noisy or cannot discriminate the eye-pattern, replace the Traverse Unit after measuring the Iop.
~ points have the certain test points shown below.
1 !
TE
L 13942296513
1 HF(RFO)
TRAYSW
12
FMO
6
TEI
2 FEI
1
B
C
E
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DVD/DVDT-S01
CD/TCD-784
Vref
B B B
C C C
E E E
x ao
y
GU-3430 DVD Main P.W.B. Unit foil side
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8
SLEG+ SLEG- 11 FG
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3 6 7 1 3
LOAD-
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2 9 9 4 2 8
HI+
14 1
AI
15 28
10
14 1
1 5 0 5 8 2 9 9 4
8
9
15 28
13
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LOAD+
co
ADV-1000
9 9
3
FOO
EC
4 F+
F-
5
2 8 9 9
T+
T-
7 TRO
HOMESW
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