Audio Dsp Control - Sony DSR-50P Service Manual

DI-73 (AUDIO DSP CONTROL) SCHEMATIC DIAGRAM • See page 4-47 for DI-73 printed wiring board. • See page 4-149 for waveform.
1 2 3
DI-73 BOARD (8/9)
A

AUDIO DSP CONTROL

-REF.NO.:10,000 SERIES-
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
*:IMPOSSIBLE TO MEASURE THE
VOLTAGE AT THE MARKED POINTS.
B
C
GND
D
E
XRST_VSP
F
25
DI-73 BOARD (7/9)
XVSP_SCK
G VSP_SO
VSP_SI_DSP
H
XCS_DSP
VR/AD_CS
I
25-1
J
25-2
25-3
K
05
4 5 6
R8059
100k
R8051
0
C8024
0.01u
100 99 98 97 96 95 94 93 92 91
X8001
4.608MHz 2.8
R8049
1M
C8101
1.4 9
15p
1.5
2.8
C8102
2.8
15p
CL8204
CL8007
CL8008
2.8
R8047 100k
CL8009
2.7
0.8
2.8
CL8010
2.8
R8048
100k
26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
2.8 2.8
R8046 R8206
33 100k
C8027
0.01u
R8207
100k
R8058
100k
4-65
7 8 9 10
0 * 0
2.8
90 89 88 87 86 85 84 83 82 81 80 79 78 77 76
R8069
1k
2.7
2.7
2.1
2.7
2.8
IC8009
R8070
100k
IC8009
HD6433837TSC73X
0
2.2
2.2
2.2
2.1
2.1
2.1
2.1
2.1
0 2.8
R8064
100k
R8065
100k
R8066
100k
R8067
100k
R8068
100k
11 12 13 14
TC/REC_DATA
TC/PB_DATA
TC/XTHRU
TC_XNT
R8212 R8213
100k
100k
C8100
10u
R8211 R8214
10V 100k
100k
XRST_VSP
XRST_VSP
XVSP_SCK
XVSP_SCK
VSP_SO
VSP_SO
VSP_SI_DSP
VSP_SI
XCS_DSP R8204 XX
XCS_DSP
VFD_OE
VFD_OE
VFD_VD
VFD_VD
VFD_HD
VFD_HD
A_HRDY VR/AD_CS
VR/AD_CS
A_HA0 VR/AD_SI
VR/AD_SI
A_XHDCS VR/AD_SO
VR/AD_SO
A_XHDRD VR/AD_SCK
VR/AD_SCK
A_XHDWR
L8203
10uH
+2.8V
R8077
100k
2.8
8 7 6 5
A_HD7
A_HD6
IC8201
A_HD5
A_HD4
A_HD3
A_HD2
A_HD1
1 2 3 4
A_HD0
2.8 2.8
CL8014
XCH1_HPF
14
CL8015 DI-73 BOARD (5/9)
XCH2_HPF
CL8016
XCH3_HPF
16
CL8017 DI-73 BOARD (5/9)
XCH4_HPF
CL8018
DA_CH3/4_ON 21 DI-73 BOARD (6/9)
R8079
100k
R8080
0
AUDIO_GND
29
DI-73 BOARD (9/9)
GND
AUDIO DSP CONTROL
4-66
DSR-50/50P
15
26
DI-73 BOARD (9/9)
27
DI-73 BOARD (9/9)
28
DI-73 BOARD (9/9)
DI-73 (8/9)