Dsp Assy (2/2) (For Vsx-816) - Pioneer VSX-816-S Service Manual

1

3.7 DSP ASSY (2/2) (for VSX-816)

QQ
3 7 63 1515 0
B 2/2
DSP ASSY (AWX8699)
MC
A
V1
Q401
stby
(RT1P441M)
V5X1
B
B
V5X2
CN401
AKP7201
+5V
1
R408
stby
TR-
2
TR+ 3
R409
GND stby
4
GCH
GNDD
C
TE
L 13942296513
V3D
V38
(SN74AHC08PW)
D
5V -> 3V
Level shifter
for XM
GNDD
E
R965
100k
R963
100k
www
GNDD 12 11 10
F
B 2/2
24
1
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2
V3D
E
V3D
R419
C R420
R421
V32C
C411
GNDD
C405
0.1
YB
C406
0.1
YB C409
R410
470
10p CH
C410
10p CH
X401
ASS7065
45.1584MHz
GNDD
V5D1
V5D6
(SN74AHCT08PW)
3V -> 5V
Level shifter
GNDD
x ao
CN952
9 8 7 6 5 4 3 2 1 y
VKN1416
. i
A 3/3
CN106
VSX-816-K
2
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3
8
R425
R424
R423
R418
100k 100
100k
100k
R416
C415
stby
R417
stby C414
stby 100k
VSS4 COMM_RX_DIG SAII_EN SAII_CLK
COMM_TX_DIG SAII_DATA
VDD3 COMM_TX_EN VDD8 VSS13
COMM_RX_P PCM_OCLK
COMM_RX_M VSS12
VDD4 PCM_LRCLK
COMM_TX_P VSS11
VSS5 VSS6 PCM_DATA VDD7
COMM_TX_M
PCM_CLK
R412
stby C416
stby
C417
stby
V5D1
Q Q
3 6 7 1 3
V56
for XM
GNDD
u163
.
C 2/2
CN807
3
4
2 9 9 4 2 8
XMLNK3
100
XMFS3
100
XMRST3
100
XMREQ3
XMCS3
XMDI3
XMDO3
XMLSD3
100
R429
XMMK
100
R428
XMLK MC
100
R427
XMBK
100
R426
XMFD
C418 100
stby
C419
stby
1 5 0 5 8 2 9 9 4
IC952
TC74VHCT244AFTS1
(SN74LV244ATPW)
3V -> 5V
Level shifter
for DSP,DIR,XM
R970
100k
GNDD
R974
stby
L954
GNDC2 GNDD
m
QTL1013
stby
co
CN951
XKP3078
4
9 9
2 8 9 9