Audio A/D, D/A Converter) Schematic Diagram - Sony DSR-50P Service Manual

DI-73 (AUDIO A/D, D/A CONVERTER) SCHEMATIC DIAGRAM • See page 4-47 for DI-73 printed wiring board.
1 2 3
DI-73 BOARD (6/9)
A
AUDIO A/D,D/A CONVERTER
-REF.NO.:10,000 SERIES- NO MARK:REC/PB MODE
*:IMPOSSIBLE TO MEASURE THE
XX MARK:NO MOUNT
VOLTAGE AT THE MARKED POINTS.
A.-5V
A.+5V
13-1
B
GND
13-2
R7116
0
C
C7038 C7040
6.8u 0.1u
13
16V
DI-73 BOARD (5/9)
D
13-3
13-4
C7039
C7041
6.8u
0.1u
16V
E
F
AUDIO_GND
A.+5V
15-1
15-2
G
R7120
0
C7045 C7047
6.8u
0.1u
H
16V
15
DI-73 BOARD (5/9)
15-3
15-4
I
C7042 C7046
6.8u 0.1u
16V
AUDIO_GND
GND
J
SIGNAL PATH
AUDIO
SIGNAL
K
REC
PB
05
4 5 6 7
IC7016
C7050
4.7u
6.3V
IC7016
AK4528VF-E2
C7052
2.5 2.5
0.1u
C7043
2200p
2.5 2.5
R7105 470 2.5 2.5
R7106 470 2.5 2.5
470
R7107 2.5
470 C7044 2200p
R7108 5 5
2.8
C7051
5 0
0.1u
2.8 2.8
MCK 0.8 2.3
LRCK 1.5
BCK 1.4
R7301
A.AD_DATA1 *
A.DA_DATA1 *
R7115 0
C7054
IC7018
4.7u
6.3V
IC7018
AK4528VF-E2
C7056
0.1u
2.5 2.5
C7048
R7109 470 2200p
2.5 2.5
R7110 470
2.5 2.5
R7111 470
2.5 2.5
R7112 470
2.5
5 5
C7049 2200p
2.8
C7055
5 0
0.1u
2.8 2.8
MCK 0.8 2.3
LRCK 1.5
BCK 1.4
R7302
A.AD_DATA2 *
A.DA_DATA2 *
R7122
0
4-61
8 9 10
C7061
22u R7130 R7202
4V 4700
4700
C7063
C7305 R7304
4700p
22u 4V
4700 R7303
220
R7134
220
C7065
R7307 R7127
1500 4700
C7306
680p
-4.9 0 0
4 3 2
IC7020
C7301
0.1u C7302
L7301
10u
10uH
10V
IC7020
C7053
10u 10V NJM3414AV(TE2)
DEM1
DEM0
XPD_AD1
C7308
XPD_DA1 5 6 7
680p
0 0
D7301
C7307
MA132WK-TX
22u R7308
10k 4V
4700
R7310
220
R7309 R7128
C7062
1500 4700
4700p
R7129 R7131
C7060 C7064
4700 220
680p
22u
4V
R7201 R7135
4700 1500
C7058
22u R7124
4V
4700
C7401 R7137 C7067
R7123
4V 4700p
22u 4700
220
R7405 R7139
1500 4700
C7403
680p
C7303
0.1u
C7304
L7302
10u
10uH
10V
C7057
10u 10V
-4.9 0
DEM1
4 3 2
DEM0
XPD_AD2
XPD_DA2
IC7021
D7302
MA132WK-TX
10k
IC7021
NJM3414AV(TE2)
5 6 7
C7404
0 0
680p
C7402
22u
R7132
4V
4700
R7125
R7407 R7140
220
C7068
1500 4700 R7143
220
C7059 C7066
R7126
4700p
22u 4V 4700
R7145
R7408
4700
11 12 13
C7101 C7100
6.8u 16V
10u 10V
R7138
1500
R7153
680p 100
R7152
100
0
A.AD_DATA1
1 A.DA_DATA1
XPD_AD1
XPD_DA1
DEM1
DEM0
BCK
LRCK
MCK
8
0 5
R7403
5 A.AD_DATA2
47k
Q7007
4.9 A.DA_DATA2
R7147
2SA1576A
100k
-T106-R
XPD_AD2
R7149
R7404
47k
XPD_DA2
-0.3
100k
C7405
2.2u
Q7005
2SC3326N
-TE85L-B
R7146
4700
R7136
4.9
4700
R7406 -0.2
R7148
R7144
1500
100k
220 2.5
0
Q7008
2SC4081T106R
2.8
C7069
680p
R7150
100
0 0
1
8
0 5
R7151 Q7004
680p
100
2SC3326N 0
-TE85L-B
R7133
4700
-0.2
1500
AUDIO A/D, D/A CONVERTER
4-62
DSR-50/50P
14 15
A.+5V
+2.8V
17
GND
DI-73 BOARD (9/9)
A.-5V
AUDIO_GND
AU_GND2_OUT
18
DI-73 BOARD (9/9)
AU_CH2_OUT
AU_CH1_OUT
AU_GND1_OUT
SIA
SOC
XPD_AD1
XPD_DA1
DEM1
DEM0
BCK
LRCK
MCK
19
DI-73 BOARD (7/9)
SIB
SOD
XPD_AD2
XPD_DA2
AU_GND4_OUT
AU_CH4_OUT
20
DI-73 BOARD (9/9)
AU_CH3_OUT
AU_GND3_OUT
21
DA_CH3/4_ON
DI-73 BOARD (8/9)
DI-73 (6/9)