DSR-45/45P
4-53 4-54
DI-73 (8/9)
DI-73 (8/9) (AUDIO DSP CONTROL) • See page 4-123 for DI-73 printed wiring board. • See page 4-167 for waveform.
NO MARK:REC/PB MODE
:IMPOSSIBLE TO MEASURE THE
VOLTAGE AT THE MARKED POINTS.
1.5
2.8
1.4
2.8
2.8
2.8
2.8
2.8
0.8
2.7
2.8 2.8
2.8
2.8
2.6
2.8
2.8
2.8
2.8
2.8
2.8
0.3
2.8
0
2.8
2.8
2.8
2.8
2.8
2.7
2.7
2.1
2.7
2.8
0
2.2
2.1
2.2
2.1
2.2
2.1
2.1
2.1
2.8
2.8
1.5
0
2.6
2.8
1.5
2.8
2.7
0
2.8
2.8
2.8
2.6
2.8 2.8
9
1M
R8049
100k
R8059
0
R8051
100kR8071
100k
R8072
100k
R8074
100k
R8073
100k
R8075
100k
R8077
100k
R8076
+2.8V
1k
R8069
0
R8080
AUDIO_GND
GND
VR/AD_CS
VR/AD_SO
VR/AD_SI
VR/AD_SCK
XVSP_SCK
VSP_SO
VSP_SI
VFD_VD
XCS_DSP
VFD_HD
VFD_OE
IC8009
HD6433837TSC73X
12345678910111213141516171819202122232425
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
51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75
767778798081828384858687888990919293949596979899100
XRST_VSP
0.01u
C8027
0.01u
C8024
CL8007
CL8008
CL8009
CL8010
CL8013
100kR8047
100k
R8048
100k
R8058
CL8011
CL8012
1k
R8062
100k
R8070
33
R8046
33
R8063
33
R8061
33
R8060
100k
R8064
100k
R8065
100k
R8066
100k
R8067
100k
R8068
CL8014
CL8015
CL8016
CL8017
XCH1_HPF
XCH2_HPF
XCH3_HPF
XCH4_HPF
DA_CH3/4_ON
CL8018
100k
R8079
10V
10u
C8100
15p
C8101
15p
C8102
TC7W241FU-TE12R
IC8201
1234
5678
XX
R8204
10uH
L8203
100k
R8205
100k
R8206
100k
R8207
CL8204
100k
R8214
100k
R8213
100k
R8212
100k
R8211
4.608MHz
X8001
TC/REC_DATA
TC/PB_DATA
TC/XTHRU
TC_XNT
GND
25-1
25-2
25-3
1
A
A_HRDY
A_HA0
A_XHDCS
A_XHDRD
A_XHDWR
A_HD7
A_HD6
A_HD5
A_HD4
A_HD3
A_HD2
A_HD1
A_HD0
DEM1
DEM0
A2CH/X4CH
XPD_DA2
XPD_DA1
XPD_AD2
XPD_AD1
VSP_SI_DSP
VSP_SO
XVSP_SCK
VFD_OE
VFD_VD
VFD_HD
VR/AD_SI
XRST_VSP
VFD_OE
VFD_VD
VFD_HD
VR/AD_CS
VR/AD_SI
VR/AD_SO
VR/AD_SCK
XCS_DSP
VR/AD_SCK
VR/AD_SO
VSP_SI_DSP
XRST_VSP
XVSP_SCK
VSP_SO
XCS_DSP
VR/AD_CS
2
I
K
12
G
68
D
E
DI-73 BOARD (8/9)
B
7
05
151310 11
C
H
F
3
J
14945
25
DI-73 BOARD (7/9)
XX MARK:NO MOUNT
AUDIO DSP CONTROL
IC8009
26
DI-73 BOARD (9/9)
DI-73 BOARD (9/9)
27
DI-73 BOARD (9/9)
28
DI-73 BOARD (6/9)
21
DI-73 BOARD (5/9)
16
DI-73 BOARD (5/9)
14
DI-73 BOARD (9/9)
29
IC8201
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