Tascam DA-98HR Service Manual page 77

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DA-98HR
SCHEMATIC DIAGRAM
1 2
R101
0
U101E
74VHC04A
A
9)
EWORD
8)
SWORD
1)
DIGI AL5V AWORD
U104
1 4
NC VCC
2 3 R106
GND Y
100
49.152MHz
U105A
2 5
D Q
DIGITAL5V
3
CLK
6 1
Q
2
74VHC74
3
1) 4
SYS RST 5
6
7
U103 8
1 4 9
NC VCC
2 3 10
GND Y
11
B
22.5792MHz
12
13
14
DOUT0
15
8) E-FSYNC
DOUT1 16
DOUT2
17
DOUT3 18
ADR3
19
ADR4
20
ADR5 21
ADR6
22
ADR7 23
ADR13
24
ADR14 25
U101C ADR15 26
1)
27
5 6 28
CSEIO
IOXWR
29
30
74VHC04A
31
1) 32
RD
33
4) 34
18.816MHz
35
4) F512FS
4) 36
12.608MHz
37
4) V512FS
38
39
D0 40
D1
41
D2 42
C
DIGITAL5V
VCC
DIGITAL5V
VDD
1) IOXRD
IOXRD
GND
DIGITAL5V
D
U105B
12 9
D Q
11
CLK
8
Q
74VHC74
R138 100
E
1)
IOXWR
1)
ADR[0..19]
1)
D[0..15]
（Page 5/35）
SYS PCB (2/10)
3
ADR7
U101A 74VHC04A
8) FS_0_IN
1 2
8)
FS_1_IN
8) EMP_IN
1)
24.576MHz
RDY DSP
TP112 TP113 7)
VX512 X512FS
FAN
R102 R103
DIGITAL5V
DIGITAL5V
126
EWORD PC7
125
SWORD PC6
124
AUXWORD PC5
123
W PC4
122
T PC3
121
RESET PC2
120
VCC1 GND0
119
GND1 VCC0
118
24.576MHZ PC1
117
22.5792MHZ PC0
116
E-FSYNC-P PB7
115
SRCK* PB6
114
LD* PB5
113
EZREMO PB4
112
AUDIO1 PB3
111
AUDIO2 PB2
110
AUDIO3 PB1
109
AUDIO4 PB0
108
A3 PA7
107
A4 U106 PA6
106
A5 PA5
105
A6 PA4
CLK_REF
104
A7 VCC0
103
A13 GND0
102
A14 PA3
101
A15 PA2
100
A16 PA1
99
RD PA0
98
WR PD7
97
18.816MHZ PD6
96
GND0 GND0
95
F512FS PD5
94
GND0 PD4
93
12.6MHZ PD3
92
VCC1 GND0
91
GND1 VCC0
90
V512FS
PD2
89
GND0 PD1
88
VLRCK PD0
87
D0 GND0
86
D1 F-SYNC-R
85
D2 F-SYNC-P
DIGITAL5V
TP150
GND
3)
256FS
U112
2 18
A1 Y1
1) 3 17
ALRCK0
A2 Y2
4 16
A3 Y3
5 15
A4 Y4
6 14
A5 Y5
7 13
A6 Y6
8 12
A7 Y7
9 11
A8 Y8
1
G1
19
G2
U101F
74HC541
74VHC04A
13 12
MAD1*
MAD2*
MAD3*
1), 4) REN MAD4*
VLRCK
RCK
LRCK*
BCLK*
SOUT*
SRCK*
LD*
LRCKE 8)
8)
FSYNC-RE
8)
FSYNC-PE
4 5
DIGITAL5V
1)
CS1
1)
CS0
1)
CS_IOX
10)
CSAES
U102A
1 3)
3
CS_ENC
7)
2
DIN[0..3]
74HC32
U102B
74HC32 3)
4
6 1
CS_DEC
GND
5 2
GND
DIN0
1) 3
1-2DI
DIN1 4
IOXDIN[0..3]
3-4DI
DIN2
5
5-6DI
DIN3 6
7-8DI
R111 22
7
GRALRCKI
8
GND
IOXDIN0 9
9-10DI
IOXDIN1
10
11-12DI
1)
IOXDIN2 11
13-14DI
IOXDIN3
GRLRCK 12
15-16DI
R116 22 13
GRBLRCKI
14
GND
15
GND
16
VCCI
7) 17
AMUTE GNDI
6),8) 18
FS_1_OUT
GND
19
GND
20
GND
21
FS_0_OUT 6),8)
CLK
EMP_OU T
6),8) 22
GND
R117 23
CONFI 2)
GND
22 24
GND
LRCK 25
GND
26
9)
TCSEL GND
27
SLRCKIN
7) 1),3),7),10) 28
PMUTE
GND
RS _EXT
29
RST_EXT GND
RST_DSP
30
GND
8) 31
MST L GND
U101B 32
GND
33
H-CLEAN* 7)
GND
7) 3 4 34
CS_SV GND
74VHC04A
PLLSRC 9)
6)
8.82M_ON
6)
9.6M_ON
U102C
9
8
10
9)
EN_HR DIF_MUTE
74HC32
1)
SYS_RST
5) CS IOX
SEARCH
IOXRD
5)
TAPE_ME
IOXWR
1)
FSYNC-R
1),3),7)
FSYNC-P
DIGITAL5V
DMUTE
DIGITAL5V
R128
3)
22 80
VSS
FS_DIV 79
ATFRET 4)
ARLR2
R130 22 78
TRREF 4)
ARLR1
TP148
4) 77
SVRET TP149
DIV512
PAD 76
VRET 1)
PAD TDO
1),4) 75
SIGREF EMU1
TP152
74
FRET 4)
EMU0
PAD R131 10K
2),7) TP151 73
MPX DRDY*
PAD 72
LMV*
71
LAV*
1),3) 70
DIV8
R132 22 69
LRCK
AXLR1
R133 22
68
AXBC2
R161 22 7) R134 22 67
AXBC1
66
LRCK1 VDD
65
VSS
R162 22 R135 10K 64
512FS 1)
HBCKS
R163 22
63
512FS1 CS*
62
10)
HXS
61
HXBCK
1) 60
HIF_S HRS
59
1) HIF_DT
HR
1) 58
HIF_CK HRBCK
3) 57
PB-SD2
AR2
3) 56
PB-SD1 AR1
R143 22
3) 55
FS2
AXLR2
RDY DSP 54
EMPTY*
10) 53
/LRCK HX
52
VDD
51
VSS
8)
MAD1*
8)
MAD2*
8)
MAD3*
DIGITAL5V
MAD4* 8)
LRCK* 8)
8)
BCLK*
R155
8) 3)
SOUT* BCK2
8)
SRCK*
8)
LD*
3)
DSP_TRG
6
TP111
GND
DIGITAL5V
102
VCC
R107 47 EA11
101
PD23
100 R108 47 EA10
PD22
99 R109 47 EA9
PD21
R110 47 EA8
98
PD20
97
GND
96
VCC
95 R112 47 EA7
PD19
94 R113 47 EA6
PD18
R114 47 EA5
93
PD17
92 R115 47 EA4
PD16
91
GND
90
VCC
ED15
89
PD15
ED14
88
U109 PD14
87 ED13
PD13
ED12
86
PD12
85
GND0
IOX-NEW
84
VCC0
83 ED11
PD11
82 ED10
PD10
ED9
81
PD9
80 ED8
PD8
79
GND
78
VCC
77 ED7
PD7
ED6
76
PD6
75 ED5
PD5
ED4
74
PD4
73
GND
72
VCC
ED3
71
PD3
70 ED2
PD2
ED1
69
PD1
DIGITAL5V
ED0
EA3
IOXCLK
IOE
RAS
CAS
WE
RST DSP
EA6
1
EA6/ED18
2 EA7
EA7/ED19
3 EA8
EA8/ED20
EA9
4
EA9/ED21
5 EA10
EA10/ED22
EA11
6
EA11/ED23
DIGITAL5V
7
VSS
8
VDD
9
CLKM0
10
CLKM1
11
TMS
12
TDI
13
TCK
14
CLKIN
15
U110 VSS
16
VDD
17
CLKO
R136 47 ED0
18
ED0
TMS57070 ED1
19 R137 47
ED1
20 R139 47 ED2
ED2
R140 47 ED3
21
ED3
22
VSS
23
VDD
24 R141 47 ED4
ED4
R142 47 ED5
25
ED5
R144 47 ED6
26
ED6
27 R145 47 ED7
ED7
R146 47 ED8
28
ED8
29 R147 47 ED9
ED9
R148 47 ED10
30
ED10
22
R157 22
R158 22
R159 22
3)
REC_SD1
3)
REC_SD2
512FS R160 22
Digital Multitrack Recorder
7
8)
TD_LRCKO
8),10)
TDOUT[0..3]
7)
DOUT[0..3]
EA3
EA2
EA1
EA0
DIGITAL5V
U107
ED0 15 14 3)
VB0
QA SER
ED1
1
QB
ED2 2 11
QC SRCLK
ED3 3 10
QD SRCLR
ED4
4
QE
ED5 5 12
QF RCLK
ED6
6 13
QG G
ED7 7
QH
9
QH
74HC595A
U108
ED8
15 14 3)
QA SER VB1
ED9
1
QB
ED10 2 11
QC SRCLK
ED11
3 10
QD SRCLR 3)
VBEN
ED12 4
QE
ED13
5 12
QF RCLK
ED14 6 13
QG G
ED15 7
QH
9
QH
74HC595A
U102D
EA3 12
11
13
74HC32
DIGITAL5V
U101D
3)
9 8
FS2
C1113
10u
74VHC04A
DIGITAL5V
U111
1 50
VDD VSS
ED0 ED15
2 49
DQ0 DQ15
ED1 3 48 ED14
DQ1 DQ14
ED2 4 47 ED13
DQ2 DQ13
ED3 ED12
5 46
DQ3 DQ12
6 45
VDD VSS
ED4 ED11
7 44
DQ4 DQ11
ED5 8 43 ED10
DQ5 DQ10
ED6 ED9
9 42
DQ6 DQ9
ED7 ED8
10 41
DQ7 DQ8
11 40
N.C N.C
15 36
N.C N.C
16 35
N.C CASL
17 34
WE CASH
18 33
RAS OE
EA9
19 32
N.C A9
20 31 EA8
N.C A8
EA0 21 30 EA7
A0 A7
EA1 EA6
22 29
A1 A6
EA2 23 28 EA5
A2 A5
EA3 EA4
24 27
A3 A4
25 26
VDD VSS
T2316162A
DIGITAL5V
C1101 C1102 C1103 C1104 C1105 C1107 C1108 C1111 C1112
0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u
DIGITAL5V
C1106 C1109 C1110
1u 1u 1u
DA-98HR
1 st Issue; September 2000