34
VSX-1022-K
1
2
3
4
A
B
C
D
E
F
1
2
3
4
Yes
Step 7: DIR
C
N
1402 (pins 5,
8
)
IC1401 (pin 67)
IC1401 (pin 61)
Can observe the
digital signal?
Check the wire between D-MAI
N
and OPTCO Assemblies.
Check that the S/PDIF signal is input.
Check that changes by pulling out and inserting the digital input lines.
N
o
Yes
Can observe the
digital signal?
Check the path to pins 10 to 13 of
IC1403 or replace IC1403.
Can observe the
digital signal?
Yes
Yes
N
o
Check the path to pin
8
of C
N
1402
or replace IC1403.
N
o
OPT
5: COAX
8
: OPT
COAX
(0
V
↔
3.3
V
)
(0
V
↔
3.3
V
)
(0
V
↔
3.3
V
)
IC1401 (pin 59)
Can observe the
digital signal?
Yes
Check the path to pins 1 to 4 of IC1403
or replace IC2009.
N
o
ARC
(0
V
↔
3.3
V
)
IC1401 (pin 63)
Can observe the
digital signal?
Check the path to pins U3 of IC9204
or replace the D-MAI
N
Assy.
N
o
N
etwork/USB/iPod
SPDIF I
N
PUT line is OK.
Yes
Step 6: X'tal
IC1401 (pin 7)
IC1601 (pin 17)
Is there a 24.576 MHz
output?
Check the IC1401, IC1402 and its peripheral
circuits or replace the D-MAI
N
Assy.
N
o
Yes
Is there a 24.576 MHz
input?
Check the IC1601 and its peripheral
circuits or replace the D-MAI
N
Assy.
N
o
DIRMCKI
XMCK
To Step 7
Содержание VSX-1022-K
Страница 11: ...11 VSX 1022 K 5 6 7 8 5 6 7 8 A B C D E F ...
Страница 15: ...15 VSX 1022 K 5 6 7 8 5 6 7 8 A B C D E F S HP ASSY C MAIN ASSY B AMP7 ASSY P F USB ASSY ...
Страница 17: ...17 VSX 1022 K 5 6 7 8 5 6 7 8 A B C D E F S HP ASSY C MAIN ASSY Y B AMP5 ASSY P F USB ASSY ...
Страница 22: ...22 VSX 1022 K 1 2 3 4 A B C D E F 1 2 3 4 4 6 D MAIN BLOCK DIAGRAM 1 2 D D MAIN ASSY ADV7181CBSTZ ...
Страница 23: ...23 VSX 1022 K 5 6 7 8 5 6 7 8 A B C D E F ...
Страница 24: ...24 VSX 1022 K 1 2 3 4 A B C D E F 1 2 3 4 4 7 D MAIN BLOCK DIAGRAM 2 2 D D MAIN ASSY IC9204 DM860A ...
Страница 25: ...25 VSX 1022 K 5 6 7 8 5 6 7 8 A B C D E F IC9204 DM860A UPD78F1167AGF ...
Страница 26: ...26 VSX 1022 K 1 2 3 4 A B C D E F 1 2 3 4 4 8 CPU BLOCK DIAGRAM E CPU ASSY ...
Страница 27: ...27 VSX 1022 K 5 6 7 8 5 6 7 8 A B C D E F ...
Страница 28: ...28 VSX 1022 K 1 2 3 4 A B C D E F 1 2 3 4 4 9 VIDEO BLOCK DIAGRAM F VIDEO ASSY ...
Страница 29: ...29 VSX 1022 K 5 6 7 8 5 6 7 8 A B C D E F ...
Страница 30: ...30 VSX 1022 K 1 2 3 4 A B C D E F 1 2 3 4 4 10 POWER SUPPLY BLOCK DIAGRAM C MAIN ASSY W STBY ASSY ...
Страница 31: ...31 VSX 1022 K 5 6 7 8 5 6 7 8 A B C D E F ...
Страница 71: ...71 VSX 1022 K 5 6 7 8 5 6 7 8 A B C D E F ...
Страница 87: ...87 VSX 1022 K 5 6 7 8 5 6 7 8 A B C D E F B 2 2 B 1 2 SL Audio Signal Route Surround L ch SL SL SL ...
Страница 129: ...129 VSX 1022 K 5 6 7 8 5 6 7 8 A B C D E F ...
Страница 139: ...139 VSX 1022 K 5 6 7 8 5 6 7 8 A B C D E F C SIDE B CN3 CN2 CN1 CP3 CP1 ...