Dsp Assy - Pioneer VSX-45TX Service Manual

1

4.11 DSP ASSY

SIDE A
A
1
Q683
R691
B
D681
R692
Q684
D682
C668
C648
C697
C667
16 9
L571 L531
C
1 8
C551
L402
R972
L304
C909
C666
R668
C662
IC901
D
C693 C695
C561
Q972 IC661
E
Q971 IC561
IC901
F
R
78
1
2
K
CN301
CN601
CN601
21
C677
R690
C678
R689
C681
C608
C682
C607
C628
C626
C694
R628
C627
R103
C542
R104
C109
C110
20 11
C502
L551
L541
DSP2-DAC
JTAG
1 10
MCK
TDO
IC521 BICK
TDI
LRCK
TCK
C685 C687 DATA3
TMS
DATA2
GNDD
DATA1
DATA0
R584
DSP 1.8V
L401
DSP3.3V
L301
L503
C401
C341
C112
R506
R823
R901
R822
R824
R908
CN102
50 26
L907
1
25
R911
R912
R913 1
AWX 8016
CN102
N
CN1651
IC621 IC471
IC521
2
3
• This diagram has four layers.
In the two middle layers, mainly Vcc and GND are connected.
R
DSP ASSY
R631 C613
L303
IC302
C334
L451 44
L302
IC471
1
C324
C308
C307
C305
C306
C345
C302
R324
R342
IC301
1
R352
C111 C329
R353
C352
DSP1-DSP2
R320
R346
R347
R318
R348
IC305
R323
AD 5V
C106
R343
C105 R231
E88558(S)
IC302
IC301
IC305
VSX-45TX
3
4
C923
C924
C925
23
R361
IFDT
KN931
IELCK
GND GND POWER
R328
IEBCK IECS
SPDIF D5V IECLK
IBDT D5V IERST
C351
ISDT GNDD IEDI
ICDT GNDD IEDO
22
IEMCK IEIT
GND
R729
C333
C311
C314
C316
R325
R341
C339
R326 R303
C322
GND
DSD6
R355
DSD5
DSD4
DSD3
DSD2
L305
DSD1
GND
DSCK
R451
C701 L701
GND
C343
C325 16 9
R312
36
R309
R310
C321
LRCK
R322
MCK 1 8
C323
R209
R724
R208
DATA
BICK R224 GND
OUT2
C207
IC701-DSP1
GND
C206 C208
OUT1
R207
GND
R301
R219
IN6
R218 C209
GND
R217 R220 IN5
GND
IN4
GND
GND
X201
IN3
GND
IN2
L202
IN1
48
D5G
37
D5G
L201 D5V
C212
C210 C203
D5V
R221
R227
D702
(ANP7441-A)
G
IC306
IC304
IC701
IC201
4
R713
CN101
CN1802