DTR-7.4
SCHEMATIC
DIAGRAM 2
DSP and Main
microprocessor
sections
NADG-7687
U7
MENT
A10 69
A11 59
A12 50
A1342
A14 41
A15
34
A16
33
A7
78
A8
77
A9 70
BCKI1 38
BCKI2 46
BCKI3 48
BCKO 64
D15
8
0
D16
79
D17 68
D18 67
D19 58
D20 57
D21 56
D22 53
D23 52
D24 51
D25 44
D26 43
D27
32
D28
31
HCLK
75
HCS
7
6
HDIN
7
4
HDOU
T
8
2
KFSI O 62
LRCK
I1
29
LRCK
I2
36
LRCKI3 47
LRCKO 63
MS 40
N.C1 71
N.C2
72
SDI1
27
SDI2
28
SDI3
35
SDI4 39
SDO1 60
SDO2 61
SPDI F 49
VDDE2 54
VDDI3
37
VDDI 4 65
VDDI
5
7
3
VSS4
30
VSS5 45
VSS6 55
VSS7 66
VSS8
8
1
X160
XTL-
24.576M
R717
4
1K
R716
9
1K
R717
3
1K
R716 0
330
R7159
330
R715 8
R715 7
R715 4
R715 6
R715 5
R7153
R712 8
330
R712 6
330
R711
2
47K
R700
7
470
R700
6
470
R700
5
470
R700
4
470
R700
3
330
R700
2
220
R700
1
220
R7034
2.2K
R7131
10K
R7132
10K
R707
5
330
R717
2
1K
R717
1
1K
R717
0
1K
R701
1
1K
R710
9
10K
R700
9
2.2K
R701
0
1K
R711
0
22K
R701
2
2.2K
R706
9
1K
R707
0
1K
R707
1
1K
R707
2
1K
R707
3
1K
R710
7
1K
R710
6
1K
R710
5
1K
R710
4
1K
R709 2 330
R709 1 330
R709 0 330
R708 9330
R708 8330
R708 7330
R708 61K
R708 51K
R708
0
1K
R7000
100
R700
8
220K
R708 41K
R708 31K
R708 21K
R708 1 1K
R709 5 1K
R709 4 1K
R709 3 1K
R7096 1K
R709 7
1K
R707
7
1K
R707
9
1K
R707
8
1K
R707
6
1K
R707
4
1K
R7186
22K
R7185
22K
R7184
22K
R702
4
470
R702
5
470
R702
3
470
R702
7
470
R706
0
1K
R705
9
1K
R705
8
1K
R705
7
1K
R705
6
1K
R705
5
1K
R705
3
1K
R703
0
100
R702
9
100
R702
8
220
R702
6
330
R7031
1K
R7032
1K
R7033
1K
R7035
220
R7036
2.2K
R7037
220
R7038
1K
R7042
330
R7043
470
R7044
470
R7045
470
R7047
470
R7048
470
R7049
470
R7050
470
R705
1
1K
R705
2
1K
R705
4
1K
R701
8 1K
R702
0
2.2K
1K
R711
9
1M
R701
3
10K
X7000
CSTC
V16.0MXJ
0C
70
470K
479
L753
470K
L751
022M
L700 0
220K
L801
022M
L102
022M
C121
104Z
C701 0
104Z
C166
474K
C120
104Z
C118
101J
C763
104Z
C173
150J
C169
104Z
C710 0 104Z
C115
104Z
C162
120J
C161
150J
C164
470J
C105
101J
C107
101J
C104
101J
C106
101J
C168
C754
104Z
C755
104Z
C756
104Z
C757
104Z
C803
104Z
C710
1
104Z
C700
7
104Z
C700
6
104Z
C700 1
104Z
C700
8
104Z
C801
101J
C111
104Z
C806
104Z
C700
9
104Z
C855
103K
C108
47/6
.3
C850
47/16
C119
330/
6.3
C101
47/1
6
C100
47/1
6
C116
330/
6.3
C170
47/6
.3
C103
47/6.3
C102
47/6.3
C847
47/1
6
C848
47/16
C849
47/1
6
C851
47/1
6
C852
47/16
C853
47/1
6
C854
47/16
C766
100/
4
C802
330/ 6.3
C7000
104F
C7002
100/6.3
C700 5
100/6.3
C110
47/6.3
C807
330/
6.3
C7004 1/50
C700
3
100/
6.3
R164
100
R803
47
R801
1K
R802
47
R123
1K
R122
1K
R843
4.7K
R844
4.7K
R845
4.7K
R846
4.7K
L752
0.82
R117
330
R118
330
R119
330
R120
47
R121
330
R831
2.2K
R832
2.2K
R827
1.2K
R828
1.2K
R829
1.2K
R830
1.2K
R833
2.2K
R834
2.2 K
R835
1.2K
R836
1.2K
R837
1.2K
R838
1.2K
R839
2.2K
R840
2.2 K
R841
1.2K
R842
1.2K
R812
3.3K
R811
3.3K
R813
3.3K
R814
3.3K
R816
0
R815
0
R817
0
R818
0
R820
3.3K
R819
3.3K
R821
3.3K
R822
3.3K
R824
0
R823
0
R825
3.3K
R826
3.3K
R847
4.7K
R848
4.7K
R849
4.7K
R850
4.7K
R851
4.7K
R852
4.7K
R853
4.7K
R854
4.7K
R855
4.7K
R856
4.7K
R857
4.7K
R858
4.7K
R864 180
R863
180
R859
180
R860
180
R861
180
R862
180
R865
180
R866
180
R867
180
R868
180
R869
180
R870
180
R871
180
R872 180
R873
4.7K
R874
4.7K
R163
5.6K
R165
10K
R166
1K
R167
1K
R168
1K
R176
680
R162
1.5K
R112
22
R113
22
R107
4.7K
R1114.7K
R109
4.7K
R105
10K
R103
180K
R114
22
R115
22
R101
100K
R108
4.7K
R110 4.7K
R102
180K
R104
10K
R106
4.7K
R127
4.7K
R128
3.3K
R100
100K
R875
22
R876
22
R877
22
R878
22
R879
22
R880
22
R881
22
R882
22
R777
56
R773
56
R764
330
R767
56
R765
330
R769
330
R770
1K
R771
330
R768
56
R778
56
R772
56
R774 47
R775 47
R779
1K
R780
1K
R781
1K
R758
330
R760
56
R761
56
R759
330
R762
330
R763
330
R808
47
R807
47
R806
47
R805
47
R804
1K
P700
3
P800
D106
D102
D108
D104
D105
D109
D107
D103
D7004
D700 0
D7002
D700 1
D700
3
Q100
3
2
4
1
Q101
3
2
4
1
Q102
3
2
4
1
Q801
5
6
4
7
Q802
5
6
4
7
Q803
5
6
4
7
Q804
5
6
4
7
Q102
5
8
6
7
Q101
5
8
6
7
Q100
5
8
6
7
Q801
NJM2114M-D
OR BA15532F
OR NJM5532M-D
3
8
2
1
Q802
3
8
2
1
Q803
3
8
2
1
Q804
3
8
2
1
C827
681J
C828
681J
C829
681J
C830
681J
C831
331J
C832
331
J
C820
472J
C823
472J
C824
472J
C825
472J
C826
333J
C819
472J
C833
331J
C834
331J
C835
681J
C836
681J
C837
681J
C838
681J
C839
331J
C840
331J
C841
153J
C842
153J
C114
152J
C113
152J
P7701A
D700 5
UDZ6.2B
Q7001
KRC1 04S
RN14 04
P700
0
FLAS
H WRITER
Q7000
1:P96/ANEX1/SOUT4
1
24:P76/TA3OU
T
24
25:P75/TA2IN/~W
25
26:P74/TA2OU
T/W
26
27:P73/~CTS2
/~RTS2/TA1IN/~V
27
28:P72/CLK2/TA1OUT/
V
28
29:P71/RXD2/SCL/TA0
IN/TB5IN
29
2:P95/ANEX0/CLK4
2
30:P70/TXD2/SDA/TA0
OUT
30
3:P94/DA1/TB4IN
3
4:P93/DA0/TB3IN
4
51:P43/A19
51
52:P42/A18
52
53:P41/A17
53
5:P92/TB2IN/SOUT3
5
6:P91/TB1IN/SIN3
6
78:P12/D10
78
79:P11/D9
79
7:P90/TB0IN/CLK3
7
80:P10/D8
80
AVCC99
AVSS96
BYTE
8
CNVS
S9
P00/D0 88
P01/D1 87
P02/D2 86
P03/D3 85
P04/D4 84
P05/D5 83
P06/D6 82
P07/D7 81
P100/AN0 97
P101/AN1 95
P102/AN2 94
P103/AN3 93
P104/AN4/~KI0 92
P105/AN5/~KI1 91
P106/AN6/~KI2 90
P107/AN7/~KI3 89
P13/
D11
77
P14/
D12
76
P15/
D13/~INT
3
75
P16/
D14/~INT
4
74
P17/
D15/~INT
5
73
P20/
A0[/D0/_
]
72
P21/
A1[/D1/D
0]
71
P22/
A2[/D2/D
1]
70
P23/
A3[/D3/D
2]
69
P24/
A4[/D4/D
3
]
68
P25/
A5[/D5/D
4]
67
P26/
A6[/D6/D
5]
66
P27/
A7[/D7/D
6]
65
P30/
A8[/_/D7
]
63
P31/
A9
61
P32/
A10
60
P33/
A11
59
P34/
A12
58
P35/
A13
57
P36/
A14
56
P37/
A15
55
P40/
A16
54
P44/~CS0
50
P45/~CS1
49
P46/~CS2
48
P47/~CS3
47
P50/~WRL/~WR
46
P51/~WRH/~BH
E
45
P52/~RD
44
P53/BCLK
43
P54/~HLDA
42
P55/~HOLD
41
P56/ALE
40
P57/~RDY/CLK
OUT
39
P60/CTS0/RTS0
38
P61/CLK0
37
P62/RXD0
36
P63/TXD0
35
P64/~CTS1/~R
TS1/~C
34
P65/CLK1
33
P66/RXD1
32
P67/TXD1
31
P77/
TA3IN
2
3
P80/
TA4OUT/U
22
P81/
TA4IN/~U
2
1
P82/
~INT0
2
0
P83/
~INT1
1
9
P84/
~INT2
1
8
P85/
~NMI
1
7
P86/
XCOUT
1
1
P87/
XCIN
10
P97/~ADTRG/S
IN4
100
VCC1
16
VCC2
62
VREF98
VSS1
1
4
VSS2
64
XIN
1
5
XOUT
13
~RES
ET
12
L101
022M
470K
L161
BK16
08LM182
L802
022M
C165
102J
Q160
TC92 46F
AMPI
4
AMPO
5
CKO
1
0
LOCK
15
M1
11
M2
12
PD
2
REF
1
S1
13
S2
14
VDD
16
VDDA
3
VSS
9
VSSA
6
XI
7
XO
8
R782
56
R782
56
R782
56
R782
56
Q710
1
TC74
HC541FT
SN74
AHC541
A1 2
A2 3
A3 4
A4 5
A5 6
A6 7
A7 8
A8 9
GND10
VCC
20
Y1
18
Y2
17
Y3
16
Y4
15
Y5
14
Y6
13
Y7
12
Y8
11
G1 1
G2
19
Q710
0
TC74
HC541FT
SN74
AHC541
A1 2
A2 3
A3 4
A4 5
A5 6
A6 7
A7 8
A8 9
GND10
VCC
20
Y1
18
Y2
17
Y3
16
Y4
15
Y5
14
Y6
13
Y7
12
Y8
11
G1 1
G2
19
Q7102
TC74HCT7007
1
2
3
4
5
6
78
9
10
11
12
13
14
AK4528VF
ADC/DAC
AGND
7
AINL
+
4
AINL
-
5
AINR
+
2
AINR
-
3
AOUT
L+
26
AOUT
L-
25
AOUT
R+
28
AOUT
R-
27
BICK
12
CCLK
/CKS1
16
CDTI
/CKS0
15
DEM0
20
DEM1
21
DFS
18
DGND
24
LRCK
11
MCLK
10
SDTI
1
4
SDTO
13
VA
8
VCOM
1
VD
23
VREF
6
VT
22
CS/D
IF
17
PDN
19
S/P
9
Q8
00
AK4536VQ
6CH DAC
AVDD
33
AVSS34
BICK
9
CAD0
6
CAD1
7
CCLK
18
CDTI
19
CKS0
22
CKS1
23
CKS2
24
DFS0
21
DIF0
25
DIF1
26
DIF2
27
DVDD
11
DVSS
12
DZFE
28
DZFL
1
5
DZFL
2
3
DZFL
3
30
DZFR
1
4
DZFR
2
31
DZFR
3
29
L1+
2
L1-
1
L2+42
L2- 41
L3+38
L3- 37
LRCK
16
MCLK
10
R1+44
R1- 43
R2+40
R2- 39
R3+36
R3- 35
SDTI 1
13
SDTI 2
14
SDTI 3
15
SMUT E
17
VREF
H
32
CSN
20
PDN
8
P700
4
P700
2
NAAR-8078 (SCH. 9)
BV33 -15VCT
A0
4
A1
3
A2
2
A3
1
A4
32
A5
31
A6
30
A7
29
GND1
9
GND2
25
I/O1
6
I/O2
7
I/O7
26
I/O8
27
VCC1
8
VCC2
24
CS
5
OE
28
DSPDA
DSPC L
VOLH
SEC1
H
PRTC
TV
PRTC
THM
PRTC
T
V
PRTC
THM
SEC1
H
Z2MU
T
Z2LM
U
T
AMUT
HPMU
T
TNCL
DSPC
L
DSPD
A
GND
+13V
POFF
L
WRES
ET
RESE
T
FLAS HDO
FLAS HBY
VCCP UP
XDAR
S
T
XDAC
S
XPOR
CVSS
SDA
SCL
NPOW
ER
TNCS
1
GND
TNDA
TA
XPOR
SUBP OFF/FCL
XDACS
SUBRST/FDI
GNDDAC
XDARST
CVSS
+5VD SP
DSPDA
WRESET
+5VD AC
NPOWER
-15V
DSPCL
+15V
SCL
RDSDET
SDA
DSP1
HDOUT
AMUT
SUBP OFF/FCL
Z2MU T
RAMCE
MAINREQ
HPMUT
SUBRST/FDI
VOLH
Z2LM UT
A16
D10
D11
A13
A14
A15
NET
TNCL
SUBS O
DSP1
GP10"
TNDA TA
MAIN SO
VCCM
EM2
DSP1GP9"
TNCS1
MAIN CL
CDTO"
TNCS 2
SUBREQ
+3.3V
VLSTB
VPDA
VPCL
DIRCS
AFCL
DIRPD
AFDA
DFS
AFST B
D14
D15
OE0
A9
A10
A11
A12
DAPD
STREO
VCCP UP
SD
2NDPLLLOCK
TUMUT
2NDPLLCL
PLLC E
2NDPLLCS
APOW ER
DSP2HACN"
EX2
SPRL F
DSP2HDOUT"
CODE CPD
SPRL Z2
DSP2HCS"
UPSMPL
D15
A7
A8
12VT RGZ
DSPCL"
DSPC L
12VT RGB
DSPD A"
DSPD A
12VT RGA
DSPDA"
VPOW ER
DSPCL"
SPRL Z2
5.6S
DSP1RST"
12VT RGZ
+13V
DSPP M"
GP10
12VT RGB
CODE
CPD
DSP1
RST
DSP1
G
P8
DSP1
BST
DSP1
HCS
DSP2
RST
DSP2
BST
DSP2
H
CS
DSP1
P
M
INT1
INT0
TNCS
2
DSP1GP8"
UPSM
PL
DSP1
H
ACN
12VT RGA
DSP2
HACN
DSP2
H
DOUT
DSP1BST"
VPOW ER
DSP1HCS"
DSP2RST"
A9
A10
DSP2BST"
DSP2HCS"
GNDDAC
+5VDAC
DACD
A1
DACD
A2
A11
+3.3V
DSP1HDOUT"
DSP1HDOUT
+15V
DSP2HACN"
DSP1HACN
DSP1HACN"
DSP2HACN
-15V
+5VDSP
A12
DACBCK
DALRCK
DACBCK
A13
DSP2HDOUT
A14
INT1"
INT1
INT0"
INT0
DSP12SD4
DSP2HDOUT"
DACBCK
MCK1
DALRCK
GND
ADIN
DACBCK
RT
ADDA
GNDADIN
LIN-
LIN+
RIN-
RIN+
DACDA1
LT
DALR
CK
A16
A15
DSP1
2
SD3
DALR
CK
DOSBR
DSP1
2
SD1
DSP1
2
SD2
+2.8
5V
DOSB L
DOL
DOR
DOSL
DOSR
GNDD
AC
DOC
DFS
DOSW
CODECPD
+5VD AC
DAPD
DACBCK
P
MCK1
L+
L-
XTI
2NDP
LLLOCK
2NDP
LLCL
2NDP
LLCS
R+
DSPD
A
DACDA2
R-
DACDA3
SL+
DACDA4
SL-
DALR CK
SR+
SR-
CENTER-
SW+
DFS
SW-
D102~D109:1SS352 OR 1SS355
NJM4580M-D
NJM4580M-D
NJM4580M-D
NJM4580M-D
NJM4580M-D
NJM4580M-D
NJM2114M-D
OR BA15532F
OR NJM5532M-D
NJM2114M-D
OR BA15532F
OR NJM5532M-D
NJM2114M-D
OR BA15532F
OR NJM5532M-D
NJM2114M-D
OR BA15532F
OR NJM5532M-D
NJM2114M-D
OR BA15532F
OR NJM5532M-D
NJM2114M-D
OR BA15532F
OR NJM5532M-D
NJM2114M-D
OR BA15532F
OR NJM5532M-D
Q103
M30624FGAFP
R7153~R7158:
330
NAETC-7696 (SCH. 7)
NAAR-8078 (SCH. 9)
NAAR-8078 (SCH. 9)
NAAR-8078 (SCH. 9)
A
1
2
3
4
5
B
C
D