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SX-LX70SW
31
5
6
7
8
5
6
7
8
C
D
F
A
B
E
C
D
DIRB
Replace IC301
or IC651.
Replace IC301
or IC651.
IC301 (Pin 26)
N
o
Yes
Is there
a bit clock
o
u
tp
u
t?
N
o
Is there
abnormality at the
parts and patterns
in the o
u
tp
u
t path?
Yes
IC651 (Pin 5)
N
o
Is there
a bit clock
inp
u
t?
N
o
Is there
abnormality at the
parts and patterns
in the inp
u
t path?
Step 4-2: When a sound is not out with the analog
signal
input
To Step 5-1
HDS
W
IC651 (Pin 1)
Check the path to the microcomp
u
ter.
Is the voltage
0
V
?
N
o
Yes
DIRM
IC3013 (Pin 11)
Yes
Replace IC301
or IC651.
Is there
a LR clock
inp
u
t?
N
o
Is there
a DIRM o
u
tp
u
t
of IC301-pin 23
?
Is the voltage
of PD
N
inp
u
t signal
at IC301-pin 31
3.3
V
?
N
o
Yes
N
o
Check the parts and
patterns in the inp
u
t path.
Check the path to
the microcomp
u
ter.
Is the
DRERR3 o
u
tp
u
t
of IC301-pin 36
0
V
?
N
o
If there is not fail
u
re of a pattern,
replace IC301 or IC3013 or IC651.
Replace IC301 or IC3013 or IC651.
Is there
a master clock
inp
u
t?
(24.576 MHz)
DIRL
IC3013 (Pin 10)
N
o
Is there
a DIRL o
u
tp
u
t
of IC301-pin 24
?
Yes
Check the parts and
patterns in the inp
u
t path.
N
o
N
o
Is there
abnormality at the
parts and patterns
in the inp
u
t path?
IC651 (Pin 11)
Yes
Yes
N
o
Is there
a master clock
inp
u
t?
(24.576 MHz)
RI
N
, LI
N
IC3013 (Pins 1,2)
N
o
Can
observe the analog
inp
u
t signal at
IC3012-pins 3, 5?
Can
observe the analog
signal at IC3011
inp
u
t by
FU
N
C selection?
N
o
N
o
Is there
a analog inp
u
t
signal?
Yes
Yes
Yes
Check the parts and patterns
in the path.
Check the parts and patterns
in the path.
Check the parts and patterns
in the path of A
N
ALOG FU
N
C selection
(iPoD, F.AI
N
, AI
N
, etc).
Содержание AS-LX70
Страница 3: ...SX LX70SW 3 5 6 7 8 5 6 7 8 C D F A B E ...
Страница 15: ...SX LX70SW 15 5 6 7 8 5 6 7 8 C D F A B E ...
Страница 26: ...SX LX70SW 26 1 2 3 4 1 2 3 4 C D F A B E HDMI Assy Check Points HDMI ASSY E Commonness HDMI SIDE B ...
Страница 68: ...SX LX70SW 68 1 2 3 4 1 2 3 4 C D F A B E 9 2 PACKING AS LX70 x 2 Refer to 9 6 REMOTE CONTROL ...
Страница 74: ...SX LX70SW 74 1 2 3 4 1 2 3 4 C D F A B E 9 5 DISPLAY UNIT H G I NON CONTACT SIDE CONTACT SIDE ...
Страница 76: ...SX LX70SW 76 1 2 3 4 1 2 3 4 C D F A B E 9 6 REMOTE CONTROL ...
Страница 97: ...SX LX70SW 97 5 6 7 8 5 6 7 8 C D F A B E ...
Страница 106: ...SX LX70SW 106 1 2 3 4 1 2 3 4 C D F A B E 10 15 POWER SUPPLY UNIT J ...
Страница 107: ...SX LX70SW 107 5 6 7 8 5 6 7 8 C D F A B E CN1001 CN3191 1 2 B 1 7 A J J POWER SUPPLY UNIT AWR7051 ...
Страница 108: ...SX LX70SW 108 1 2 3 4 1 2 3 4 C D F A B E ...
Страница 130: ...SX LX70SW 130 1 2 3 4 1 2 3 4 C D F A B E CN3 CN2 J J POWER SUPPLY ASSY SIDE B SIDE B J ...