Teac D-70 - Analog, Word, and Bal SW PCB Schematics; Analog PCB Schematic (Part 1); Word and Bal SW PCB Schematics

86 74 52 31
E
D
C
B
A
SCHEMATIC DIAGRAM
D-70
ANALOG PCB (1/2), WORD PCB, BAL SW PCB
MULTI D/A CONVERTER
DD--7700
1 st Issue; May 2002
DOR
DOLB
DOL
DORB
to PCB,ANALOG (2/2)
to PCB,ANALOG (2/2)
\ -- 48 96 192
LPFSEL2 0 0 1 1
LPFSEL1 0 1 0 1
to PCB,ANALOG (2/2)
\ OLD 12 33 36 --
XTLSEL2 0 0 1 1
XTLSEL1 0 1 0 1
H : EXT
L : INT
to PCB,WORD
\ /2 /4 /8 /16
BCKSEL2 0 0 1 1
BCKSEL1 0 1 0 1
\ 24 33 36 --
XTLSEL2 0 0 1 1
XTLSEL1 0 1 0 1
JTAG
PCB,WORD
to CLK PLD
to DAC,RAM
to DAC,RAM
to RDOT
from PCB,PWR DIGI
from PCB,PWR ANA
from PCB,PWR ANA
from PCB,PWR ANA
ana_power
DACana_power
DACdigi_power
from PCB,DIGITAL
L:3XX R:4XX
PCB,ANALOG (1/2)
BCKO
WCKO
WCKI
BCKI
from CLK section
from CLK section
BCKSEL1
BCKSEL2
RELAY (L:mute)
WRDSEL1
WRDSEL2
LPFSEL1
LPFSEL2
XTSEL1
XTSEL2
+7VC
GNDC
XRST
L:mute H:mute L:mute
PCB,BAL SW
XLR
RCA
H:Output
H:RCA
H:XLR
L:RCA
H:XLR
<< Digital Section >>
<< Analog Section >> << Clock Section >>
<< Relay Logic Section >>
RAMOFF
16M_EN 22M_EN 24M_EN
to 12V ZONE
from P302
E901336-00A
E901334-00A
E901339-00A
BCK
WCK
WORDOUT
EXTBCK
EXTWCK
INTWCK
INTBCK
DOL
DOLB
DORB
DOR
+5VD
+5VD
GNDD
GNDD
+5VD
GNDDA
+5VDA
+5VD
+5VDA
GNDDA
GNDDA
GNDD
+5VD
+5VD
+5VD
+5VDA
+5VDA
GNDDA
GNDDA
GNDDA
GNDD
+5VDA
+5VD
GNDD
GNDD
GNDA
GNDC
GNDC
GNDC
GNDC
GNDC
+5VC
+5VC
GNDC
GNDC
GNDC
GNDC
GNDC
GNDC
GNDC
GNDC
GNDC
GNDC
GNDC
CHASSIS GND
GNDC
+5VC
+5VC
GNDC
GNDD
GNDD
+5VD
GNDD
GNDD
GNDD
+5VDA
+5VA
GNDA
GNDDA
GNDD
GNDD
GNDD
+5VD
+12VA
GNDD
GNDD
+5VA
+5VD
-5VA
GNDD
GNDD
-5VDA+5VDA
GNDD
+5VD
GNDD
GNDD
-12VA
GNDC
+5VC
GNDD
GNDD
+5VD
GNDD
+5VA
GNDA GNDA
GNDA
+5VA
GNDA
+5VA
GNDDCHASSIS GND 1
GNDDCHASSIS GND 2
GNDDCHASSIS GND 3
+5VC
GND12
GNDA
+5VA
GNDA
GNDA
+5VC
+5VC
+5VC
+5VC
+5VC
+5VC
+5VC
+5VC
+5VC
+5VC
+5VC
U302B
74VHC139
14 12
13 11
10
15 9
AY0
BY1
Y2
GY3
C303 1000/16V
12
C912
0.1
1 2
R417
47K
1 2
P312
PH-6
1
2
3
4
5
6
P304
EH3
1
2
3
L306
4.7u
U305
ISO150AU
1 2 3 12 13 14 15
16 17 26 27 28
D 1A R/T 1A
V SA G B R/T 1B D 1B D 2B
R/T 2B
V SB
G A
R/T 2A
D 2A
C316
0.1
12
C324
0.1
12
C419
0.1
12
C328
0.33
1 2
C309
0.1
12
P307
EH-2P
1
2
C315
1000p
12
C417
0.1
12
J302
BNC
1
2
R401 22
1 2
P310
EH-2P
1
2
R302
10
1 2
U302A
74VHC139
2 4
3 5
6
1 7
AY0
BY1
Y2
GY3
U340F
74HC14
13 12
C312
0.1
12
R324
10
1 2
R323
10
1 2
R315 10
1 2
C416
47/16V OS
12
P306
EH-4
1
2
3
4
U330B
74VHC08
4
5
6
C411
0.1
12
U306A
PC3Q66Q
12 1615
U306B
PC3Q66Q
34 1413
C305 1000/16V
12
U340D
74HC14
9 8
C981
47/25V
12
C326
0.1
12
C319
1000p
12
C406
47/16V OS
12
P311
EH-4
1
2
3
4
R403 22
1 2
C322
0.1
12
P302
EH3
1
2
3
X302
24.5760MHz
8
54
1
VCC
OUTGND
EN
U338E
74HC14
11 10
R301
10
1 2
R405
47K
12
R322
10
1 2
L305
4.7u
C325
0.1
12
C403
0.1
12
C958
0.1
12
L302
4.7u
C908
0.1
12
P303
EH3
1
2
3
C308
100/16V
12
C420
47/16V OS
12
R406
3.9K
1 2
R404
47K
12
U303
ISO150AU
1 2 3 12 13 14 15
16 17 26 27 28
D 1A R/T 1A
V SA G B R/T 1B D 1B D 2B
R/T 2B
V SB
G A
R/T 2A
D 2A
C410
47/16V OS
12
R320
22
1 2
C
RA304
RGLE4X103J
1 2
3
4
5
C913
47/25V
12
U306C
PC3Q66Q
56 1211
R408
3.9K
1 2
C310
47/16V OS
12
R305
10
1 2
P305
EH3
1
2
3
C408
47/16V OS
12
U338C
74HC14
5 6
C401
0.1
12
U330A
74VHC08
1
2
3
U338F
74HC14
13 12
U338D
74HC14
9 8
C
RA303
RGLE4X103J
1 2
3 4 5
R321
10
1 2
C307
1000/16V
12
L304
4.7u
C405
0.1
12
R304
10
1 2
C320
0.1
12
C959
47/25V
12
U340E
74HC14
11 10
L301
4.7u
U330D
74VHC08
12
13
11
U340B
74HC14
3 4
L331
FERRITE BEAD
C317
1000p
12
C413
0.1
12
X301
22.5792MHz
8
54
1
VCC
OUTGND
EN
C428
100/16V
1 2
R303
10
1 2
R376
10K
12
C306
1000/16V
12
U304
ISO150AU
1 2 3 12 13 14 15
16 17 26 27 28
D 1A R/T 1A
V SA G B R/T 1B D 1B D 2B
R/T 2B
V SB
G A
R/T 2A
D 2A
R319 10
1 2
R407
3.9K
1 2
U337
74VHC541
2
3
4
5
6
7
8
9
1
19
18
17
16
15
14
13
12
11
A1
A2
A3
A4
A5
A6
A7
A8
G1
G2
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
S301
TOGGLE2
2
3
1
C321
1000p
12
U340C
74HC14
5 6
U340A
74HC14
1 2
C415
0.1
12
L330
FERRITE BEAD
R314 10
1 2
J303
BNC
1
2
C302 1000/16V
1 2
U339
BA05FP
1
2
3
IN
GND
OUT
U331B 74S140
9
10
12
13
8
C402
47/16V OS
12
P308
EH6P
1 2 3 4 5 6
R416
47K
1 2
U312
74VHC541
2
3
4
5
6
7
8
9
1
19
18
17
16
15
14
13
12
11
A1
A2
A3
A4
A5
A6
A7
A8
G1
G2
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
X303
16.3840MHz
8
54
1
VCC
OUTGND
EN
U301
74VHC153
6 7
5
4
3
10 9
11
12
13
14
2
1
15
1C0 1Y
1C1
1C2
1C3
2C0 2Y
2C1
2C2
2C3
A
B
1G
2G
U306D
PC3Q66Q
78 109
C311
1000p
12
U331A 74S140
1
2
4
5
6
R402 22
1 2
R306
10
1 2
C327
0.1
12
U335 74VHCT541
2
3
4
5
6
7
8
9
1
19
18
17
16
15
14
13
12
11
A1
A2
A3
A4
A5
A6
A7
A8
G1
G2
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
U338B
74HC14
3 4
C329
47/16V OS
12
R313 10
1 2
C
RA302
RGLE4X103J
1 2
3 4 5
P301
FMN-33P
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
19
20
21
22
23
24
25
26
18
27
28
30
29
31
32
33
L307
4.7u
C412
47/16V OS
12
C318
0.1
12
C404
47/16V OS
12
R415
10K
12
C304 1000/16V
1 2
C911
0.1
1 2
U336
74HC541
2
3
4
5
6
7
8
9
1
19
18
17
16
15
14
13
12
11
A1
A2
A3
A4
A5
A6
A7
A8
G1
G2
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
C418
47/16V OS
12
C
RA301
RGLE4X103J
12
3 4 5
C301
47/16V OS
12
R409
3.9K
1 2
L303
4.7u
R377
75
1 2
U334 74VHC541
2
3
4
5
6
7
8
9
1
19
18
17
16
15
14
13
12
11
A1
A2
A3
A4
A5
A6
A7
A8
G1
G2
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
U311
XC9536-7VQ44C
1 2 3 4 5 6 7 8 9 10 11
12
13
14
15
16
17
18
19
20
21
22
23 24 25 26 27 28 29 30 31 32 33
34
35
36
37
38
39
40
41
42
43
44
CLK48 PGND PGND GND C_CLK PGND PGND PGND TDI TMS TCK
PGND
PGND
PGND
VCC
PGND
GND
PGND
INT_BCK
PGND
PGND
INT_WCK
PGND
TDO
GND
VCC
WRD_OUT
PGND
16M_EN 22M_EN 24M_EN
RESET
WRDSEL2
WRDSEL1
VCC
BCKSEL2
BCKSEL1
XTLSEL2
XTLSEL1
PGND
CLK32
PGND
CLK44
PGND
R378
75
1 2
C414
47/16V OS
12
C313
1000p
12
C909
47/16V OS
12
C314
0.1
12
U330C
74VHC08
9
10
8
R418
47K
1 2
U338A
74HC14
1 2
C407
0.1
12
C409
0.1
12
C323
47/25V
12
BCK
WCK
XTLSEL1
XTLSEL2
INT_BCK
WRDSEL1
C_CLK
BCKSEL2
WRDSEL2
INT_WCK
BCKSEL1
DORB
DOR
DOLB
DOL
XRST
C_CLK
INTBCK
INTWCK
BCKSEL1
BCKSEL2
XTSEL2
WRDSEL2
WRDSEL1
XTSEL1
RCAOUT
XLR2OUT
XLR1OUT
LPF96
LPF192
LPF48
XRST
WORD SYNC
OUTPUT SELECT
from PCB,DIGITAL
注意
1.抵抗の単位はΩ（ｋ＝ｋΩ，Ｍ＝ＭΩ）です。
2.コンデンサの単位はμＦ（ｐ＝ｐＦ）です。
3.£マークのある部品は安全規格重要部品です。
交換するときは必ずティアック指定の部品を使用してください。