Tascam DA-98HR Service Manual page 81

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DA-98HR
SCHEMATIC DIAGRAM
1 2
D501
A
HRF22
+9V U501 VCC_PLL
78L05
3 1
I O
C504
C501 C502 47u/16V
C503
47u/16V 0.1u
0.1u
D502
HRF22
+12V U503 +9V_PLL
78L09
3 1
I O
B
C508
C505 C506 C507
47u/16V
47u/16V 0.1u
0.1u
D503
HRF22
-12V -9V_PLL
U504
79L09
2 3
I O
C511
C509
C510 47u/16V
47u/16V C512
0.1u
0.1u
C
-9V_PLL
R509
36K
C529
D
0.1u
R511 10K
1)
VFSYNC
-9V_PLL
E
（Page 9/35）
SYS PCB (6/10)
3
VCC_PLL
U502A
74HC4538
2 6
RC Q
1
CX
4
+T
5
-T
7
Q
VCC_PLL
VCC_PLL
C516
0.1u
R502
10K
U502B
74HC4538
14 10
RC Q
15
CX
C515
12
0.01u +T
6) 11
VIDEO -T
9
Q
VCC_PLL
D505
UDZ5.1
R510
10K
+9V_PLL
C514
0.01u
U507A TP501
NJM082 LUMP
U507B
R513 NJM082
V+
2.2K
2 V+ R514
-
1 6 1K
-
3 7
+
5
+
V-
V-
D506
RB706F-40
C513
0.1u
4 5
U506C
5 6
74VHCU04
U506D
9 8
74VHCU04
VCC_PLL
2)
9.6M_ON
R503
10K
R508
1K
C519
0.1u YP
+9V_PLL
C517
0.1u
U505B TP502
U508
U505C
NJU201 VDOVCO
LF356
16 9 3
IN IN +
6
15 14 10 11 2
D S D S -
NJU201
-9V_PLL
C518
0.1u
6 7
+9V_PLL
VCC_PLL
R501
1M
C527
0.1u
U505A
NJU201
1 13
IN V+ U506A
2 3 1 2
D S
5 4
GND V-
-9V_PLL
74VHCU04
C528
0.1u
C526 0.1u
R504
470
R506 C522
R505
100K 2200p X501
33K
9.6MHz
C524
D504
C520
330p
HVU17
0.1u
2)
8.82M_ON
R512
1M
VCC_PLL
U505D
R515 8
U506F
IN
10K
7 6 13 12
D S
74VHCU04
NJU201
R516
470
C523
R517 R518
2200p
X502
15K 100K
8.82MHz
C521
C525
0.1u D507
330p
HVU17
Digital Multitrack Recorder
R507
U506B
47
3 4 1)
9.6MHz
74VHCU04
R519
U506E
47
11 10 1)
8.82MHz
74VHCU04
DA-98HR
1 st Issue; September 2000