Tascam DA-98HR Service Manual page 83

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DA-98HR
SCHEMATIC DIAGRAM
1 2
R703 150
R704 150
R705 150
A
U701A
18 2
Y1 A1
16 4
Y2 A2
14 6
Y3 A3
12 8
Y4 A4
1
G
74HC240
2)
B
DIGITAL5V VCC VDD
DIGITAL5V
GND
1)
3
BRK_OUT
2)
5
MST L
C
2)
FSYNC-PE
2)
FSYNC-RE
2) LRCKE
D
U704F
13
74HC14
E
（Page 11/35）
SYS PCB (8/10)
3
2)
FS_1_IN
2)
FS_0_IN
2)
EMP_IN
U701B
11 9
2) FS_1_OUT
A1 Y1
2) 13 7
FS_0_OUT A2 Y2
15 5
2) EMP_OUT
A3 Y3
17 3
A4 Y4
U702
19 TDOUT3 2
G A1
TDOUT2
3
A2
74HC240 TDOUT1 4
A3
TDOUT0
5
TD_LRCKO A4
TIN0
6
A5
TIN1 7
A6
2) TIN2
TDOUT[0..3] 8
A7
TIN3 9
A8
1
G1
19
G2
74LCX541
1)
INEN
1)
SYNI_RX
DIGITAL5V
U706
U704B
2 4
1A 1Y
4 3
1B
5 7
2A 2Y
1) 6
SYNO_TX
74HC14 2B
11 9
3A 3Y
10 D713
3B
14 12
RB706F-40
4A 4Y
U704C 13
4B
R722
6 1
A/B
15
G 150
74HC14
74HC157A
DIGITAL5V
DIGITAL5V
R727
RAC1608-103
U704D U704E
74HC14 74HC14
8 9 10 11 D714
IMN10
R728
1 8
2 7
3 6
4 5
RAC1608-470
D716 D717
1)
SBRKIN
IMN10
RB706F-40
2)
E-FSYNC-P
DIGITAL5V
2)
E-FSYNC-R
2)
SWORD
DIGITAL5V
R733
2.2K
2)
SRCK*
12
2) LD*
2)
SOUT*
2)
MAD4*
2)
MAD3*
2)
MAD2*
2)
MAD1*
2)
BCLK*
2)
LRCK*
R735 R736
4.7K 4.7K
4 5
DIGITAL5V
R701 R702 D701 D702 D703 D704
RAC1608-222 RAC1608-222 IMN10 IMN10 IMN10 IMN10
1)
TIN0
TDLRCK
TIN1
TIN2
TIN3
TDLRCK
18
Y1
17
Y2
16
Y3
15
Y4
TDIN0
14
Y5
13 TDIN1
Y6
TDIN2
12
Y7
11 TDIN3
Y8
DIGITAL5V
R710 R711 D706 D707 D708 D709 D710
RAC1608-472 RAC1608-472 RB706F-40 IMN10 IMN10 IMN10 IMN10
1)
TDIN[0..3]
Q701
DTC143XUA
3
U704A
1 2
74HC14 U705
3 2
RCV1 RCV1+
1
RCV1-
1) 5 6
SYNO_RX RCV2 RCV2+
7
RCV2-
1) 15 14
SYNI_TX DRV1 DRV1+
4 13
DRV1EN DRV1-
9 10
DRV2 DRV2+
12 11
DRV2EN DRV2-
DIGITAL5V
MC34051
DIGITAL5V
R723 R724
24K 24K
U707
1) 3 2
ABS_RX RCV1 RCV1+
1
RCV1-
5 6
RCV2 RCV2+
7
RCV2-
R725 22
1) 15 14
ABS_TX DRV1 DRV1+
4 13 R726 22
DRV1EN DRV1-
9 10
DRV2 DRV2+
12 11
DRV2EN DRV2-
MC34051
BRKIN
F P
F R
WRD
DIGITAL5V
DIGITAL5V
C704
47u/16V
+9V
D718 D719 D720
IMN10
IMN10 IMN10
R734
2.2K
J704
FG1
R729 47
8
SRCK
R730 47 15
7
14
6
SOUT
R731
13
RAC1608-470
5
LD
1 8 12
2 7 4
BCLK
3 6 11
LRCK
4 5 3
MAD4
10
1 8 2
MAD3
2 7 9
MAD2
3 6 1
MAD1
4 5
FG0
R732 DB15
RAC1608-470
D721 D722
D723
IMN10 IMN10 IMN10
6
D705
IMN10
J701
R706 FG1
RAC1608-470
1 8 13
TDIF_IN0
2 7 25
3 6 12
TDIF_IN1
4 5 24
11
TDIF_IN2
1 8 23
2 7 10 TDIF_IN3
3 6 22
4 5 9
LRCK_IN
21 EMP_IN
R707 8
FS0_IN
R708
20 FS1_IN
RAC1608-470
7 TDIF
1 8 19
FS1_OUT
2 7 6
FS0_OUT
3 6 18
EMP_OUT
4 5 5 LRCK_OUT
17
1 8 4
TDIF_OUT3
2 7 16
3 6 3
TDIF_OUT2
4 5 15
2
TDIF_OUT1
R709 14
RAC1608-470
1
TDIF_OUT0
FG0
DB25
D712 UR11V
DIGITAL5V
D711
DAN217
IMN10
U703
DIGITAL5V
12 1 C701
47u/16V
10 3
9 4
8 5
FG0
ATX2SA
R712 R713 TX+ IN
24K 24K WRD
R714
TX- IN
220
RX+ IN
BRKIN
R715 220 RX- IN
TC+
R716 22 TC-
R717 22
F_P
R718 22
R719 22 F R
FG1
R720 R721
1K 1K
DIGITAL5V
FG0
TX+_OUT
WRD
TX- OUT
RX+_OUT
BRKOUT
RX- OUT
TC+
TC-
F_P
F R
FG1
C702
C703
47u/16V
0.1u
MU-8824
Digital Multitrack Recorder
7
DIGITAL5V
C1701 C1702 C1704 C1705 C1706 C1707
0.1u 0.1u 0.1u 0.1u 0.1u 0.1u
J702
1
9
2
10
3
11
4
SYNC IN
12
5
13
6
14
7
15
8
DB15
J703
1
9
2
10
3
11
4
12 SYNC OUT
5
13
6
14
7
15
8
DB15
DIGITAL5V
D715
HRF22
DA-98HR
1 st Issue; September 2000