Cambridge Audio Azur 752BD Service Manual page 19

Universal upsampling blu-ray, dvd & cd player
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Troubleshooting flow chart of
audio and panel display troubles
"
A
N
Audio issue
Y
N
HDMI/MHL
input issue
Y
N
Optical/coaxial
input issue
Y
Whether
N
expansion port
or video port functions
are normal?
Y
END
Service Manual
"
All
N
audio outputs are
not normal
Y
Upgrade
software and
N
see whether output
is normal
Replace main board
N
Replace MHL/HDMI
input board is
normal?
Y
MHL/HDMI
Input board is defective
N
Replace
Optical/
coaxial input board
is normal?
Y
Optical/coaxial
input board is defective
Replace main board
-17-
Azur 752BD
Whether
N
digital audio output
is normal
Y
Replace
N
audio board
Replace main board or
and see whether
panel
analog audio output
is normal
Y
Audio board is defective
Replace main board
Replace main board
Replace main board
19

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