Denon AVR-3808CI Service Manual page 46

Q Q
Checking the operation(Continuation) 3 7 6 3 1 5 1 5 0
A For the analg input
YES
Is the data being output from C301 YES IC151 PLD (EPM570) or IC951 micropro-
PCM1804 pin 15? cessor (M3062) part is defective.
NO
Is the analog signal being input to IC308 YES
IC301 A/D converter part is defective.
and 309 pins 1 and 7 (to all four pins)?
NO
Is the analog signal being input to CW144 YES IC307 309 analog beffer part is defec-
pins 6 and 8? tive.
NO
1U-3801-3
The AUDIO CONNECT UNIT or the ana-
log circuitry before its A/D converter is
defective.
B For the HDMI multi channel input
YES
YES IC151 PLD (EPM570) or IC951 micropro-
Is the data being input to RR175 178?
cessor (M3062)part is defective.
T E
L 1 3 9 4 2 2 9 6 5 1 3
NO
HDMI selector (IC510) or HDMI receiver
(IC554) is defective.
C For inputs other than "HDMI 2ch",
[A] and [B]
YES
Is the data being output from IC101 YES IC151 PLD (EPM570) or IC951 micropro-
LC89057W pin 21? cessor (M3062) part is defective.
NO
Is data being input to one of IC101 pins 2,
YES
IC101 103 DIR part is defective.
3 or 4?
NO
The input circuits of the various input signals are defective.
COAXIAL,OPTICAL : CY171(FFC) or 1U-3800-6
DENON LINK : IC107/108 surrounding
HDMI 2ch : IC151 or IC554 surrounding
w w w
.
http://www.xiaoyu163.com
x a o u 1 6 3
y
i
http://www.xiaoyu163.com
8 9
YES
YES
NO
YES
NO
YES
NO
YES
YES
Q Q
3 7 6 3 1 5 1
NO
YES
YES
NO
YES
NO
c o
.
46
AVR-3808CI / AVR-3808 / AVC-3808
2 4 9 8 2
5 0 8 9 2 4 9 8 2
m
9 9
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