19
PD-D9MK2-K
5
6
7
8
5
6
7
8
A
B
C
D
E
F
no ploblem
<confirmation>
HB of CN1801
CN1802 is -13V
Change parts
D1808,Q1804,
in turn
Yes
No
Audio
analog output
is OK?
only analog output at
SACD mode
All output
audio signal
are OK?
Yes
Only
optical or coaxial
output
Yes
Yes
No
<confirmation>
IC201-225
Connection between CN953and CN1402
<confirmation>
Input and output of IC1501
V+3DO is 3.3V
Yes
RY1302
a
is 0V
Yes
Yes
No
Change parts D1806,
Q1804,Q1805 in turn
Yes
<confirmation>
HB at IC1101,IC1201
Yes
No
<confirmation>
XSYSMUTE : H
DVDMUTE : L
<confirmation>
HB at CN1701 or
change D1709,D1710
No
IC1707
1
is
+17V
Yes
Change IC1707
No
status of IC1706
is OK?
Yes
Change IC1706
No
No
(V+12RY line)
RY1302
1
is
+12V
No
No
(V-12V line)
anode of D1803,
D1804 is -17V
A
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TEL 13942296513 QQ 376315150 892498299