DTR-5.5
SCHEMATIC DIAGRAM 9
Microprocessor section
A
1
2
3
4
5
B
C
D
E
F
G
H
+12VA
-5VVIDEO
GNDV
+5VVIDEO
SPRLF
SPRLSB
VCSCL
VCSDA
VSYNC
SYNC
ISS
VDSTB
VDSDO
OSDCS
OSDCLK
OSDSDO
VDCLK
VIDEORSV
RESET
CNVSS
232RX
FCLK
VCC
FBUSY
232TX
GNDCPU
GNDCPU
FBUSY
FEPM
RESET
232TX
232RX
CNVSS
FCE
FCLK
VCC
FSWCLK
FSWDAT
FSWSTB
Z2BDDAT
Z2BDCLK
Z2BDMUT
VLTNSTB
VLTNCLK
VLTNDAT
APOWER
SPRLF
SPRLCS
SPRLSB
SPRLZ2
FANCTR
FANH
VPOWER
SYSIN
THERMAL
PROTECT
Z2PLMUTD
SBZ2MUTD
AMUTD
SEC1H
+13S
+56S
GNDCPU
+12VTRG
DSPRST
DSPCS
DSPFCS
DSPINT
DSPFINT
DIGCLK
DIGSDI
DIGSDO
DIRINT
DIRSDI
DIRCS
DIRRST
ADCRST
TU_L
TU_R
DET
TUMUT
SD
STEREO
PLLCLK
PLLSDI
+12VA
PLLCE
GNDV
RDSDATA
RDSSIG
IRABUS
PLLSDO
FLCS
FLSDO
FLRST
CNVSS
+5VMUT
K0
K1
K2
KI0
KI1
KI2
KI3
REMIN
SYSIN
IRIN
THERMAL
RDSSIG
RDSDATA
IRABUS
SYSOUT
POFF
LEDVOL
LEDZ2
LEDPURE
LEDSTBY
VJB
VJA
HPRL
HPDET
FLCLK
VCC
12VTRGA
12VTRGB
12VTRGC
DIGSDO
DIGSDI
DSPFINT
DSPINT
DSPFCS
DSPCS
DIRRST
ADCRST
VPOWER
TUMUT
SD
STEREO
PLLCLK
PLLSDI
SBZ2MUTM
FANH
FANCTR
AMUTM
Z2PLMUTM
APOWER
SPRLF
SPRLCS
SPRLZ2
SPRLSB
VLTNCLK
VLTNDAT
PLLSDO
PLLCE
VLTNSTB
FCLK
FBUSY
DIGCLK
DIRCS
FEPM
DIRSDI
DIRINT
FSWCLK
FSWDAT
FSWSTB
FCE
Z2BDMUT
Z2BDDAT
Z2BDCLK
SEC1H
VOLH
PROTECT
SYSIN
5VCPU
SYSOUT
AMUTD
SBZ2MUTM
Z2PLMUTM
AMUTM
SBZ2MUTD
Z2PLMUTD
+5VMUT
GNDCPU
RESET
MICDET
DSPBUSY
VOLH
DSPBUSY
TU_L
TU_R
Z2_L
Z2_R
DSPRST
+13S
+56S
GNDCPU
CNVSS
RESET
VCSDA
VCSCL
232RX
232TX
VIDEORSV
VSYNC
SYNC
ISS
VDSTB
VDSDO
VDCLK
OSDSDO
OSDCS
OSDCLK
SW_PO
GNDPO
SBL_PO
SR_PO
SL_PO
CT_PO
SBR_PO
FR_PO
FL_PO
GNDPO
SW_PO
IRIN
12VTRGC
Z2_R
Z2_L
-12VA
GNDA
+12VA
232TX
232RX
5VCPU
GNDCPU
-12VA
GNDA
5VCPU
+56S
GNDCPU
+5VVIDEO
GNDV
-5VVIDEO
+12VA
GNDA
-12VA
GND
K3
VMUT
VMUT
GNDA
GNDA1
GNDA1
Z2PLMUTD
IRABUS
12VTRGB
12VTRGA
+12VTRG
GND
TUNER PACK
P702
1
2
3
4
5
10
9
8
7
6
C739
101J
R858
100K
R856
47K
C738
3.3/50
+
R852
47K
C737
3.3/50
+
R851 47K
R857
47K
R849
220K
R848
220K
R847
220K
R855
330
R853
47K
D709
UDZS5.1B
R854
47K
C741
10/16
+
C740
101J
R750
220
R749
220
R748
220
R747
220
R745
220
R742
220
R741
220
R740
220
R739
220
R738
220
R737
220
R733
220
R732
220
R731
220
R730
220
R729
220
R728
220
C711
104Z
R727
220
R720
220
R719
220
R718
220
R717
220
R716
220
R715
220
R714
220
C710
104Z
R705
10K
R704
220
R702
220
C708
104Z
R805
10K
R780
220
R781
220
R785
220
R786
220
R787
220
R788
220
R789
220
R790
220
C712
104Z
C709
104Z
R701
220
R703
220
R706
220
R707
220
R991
R993
R995
C702
1/50
+
C703
1/50
+
D702
1SS355
D703
1SS355
L701
470K
1
2
D701
1SS355
C706
104Z
R810
47K
D705
1SS355
R836
10K
C723
102J
R835
10K
C722
102J
R834
10K
C721
102J
C720
102J
C719
102J
C715 102J
C718
102J
C717
102J
C716
102J
R778
220
R779
220
R983
R985
R987
R989
R981
R776
220
R777
220
R775
220
R830
10K
R826
10K
C705
104K
R811
1M
C701
1/50
+
D704
UDZS5.1B
R860
10K
Q702
RN1404
Q711
RN1404
R809
10K
R791
220
R795
220
R796
220
R806
10K
R814 10K
R817 10K
R816 10K
R818 10K
R820
10K
R821
10K
R824 10K
R819 10K
R823 10K
R822 10K
D706
1SS355
R723
10K
R774
220
R759
220
R760
220
R761
220
R762
220
R763
220
R764
220
R765
220
R766
220
R767
220
R768
220
R769
220
R770
220
R771
220
R772
220
R773
220
R752
220
R751
220
Q701
M30627FHPGP U5C
1
Vref
2
Avcc
3
P97/_ADTRG/SIN4
4
P96/ANEX1/SOUT4
5
P95/ANEX0/CLK4
6
P94/DA1/TB4IN
7
P93/DA0/TB3IN
8
P92/TB2IN/SOUT3
9
P91/TB1IN/SIN3
10
P90/TB0IN/CLK3
11
P141
12
P140
13
BYTE
14
CNVss
15
P87/XCIN
16
P86/XCOUT
17
RESET
18
Xout
19
Vss
20
Xin
21
Vcc1
22
P85/NMI
23
P84/INT2
24
P83/INT1
25
P82/INT0
26
P81/TA4IN/U
27
P80/TA4OUT/U
28
P77/TA3IN
29
P76/TA3OUT
30
P75/TA2IN/W
31
P74/TA2OUT/W
32
P73/CTS2/RTS2/TA1IN/V
33
P72/CLK2/TA1OUT/V
34
P71/RXD2/SCL2/TA0IN/TB5IN
35
P70/TXD2/SDA2/TA0OUT
36
P67/TXD1/SDA1
37
Vcc1
38
P66/RXD1/SCL1
39
Vss
40
P65/CLK1
41
P64/CTS1/RTS1/CTS0/CLKS1
42
P63/TXD0/SDA0
43
P62/RXD0/SCL0
44
P61/CLK0
45
P60/CTS0/RTS0
46
P137
47
P136
48
P135
49
P134
50
P57/RDY/CLKOUT
51
P56/ALE
52
P55/HOLD
53
P54/HLDA
54
P133
55
P132
56
P131
57
P130
58
P53/BCLK
59
P52/RD
60
P51/WRH/BHE
61
P50/WRL/WR
62
P127
63
P126
64
P125
65
P47/CS3
66
P46/CS2
67
P45/CS1
68
P44/CS0
69
P43/A19
70
P42/A18
71
P41/A17
72
P40/A16
73
P37/A15
74
P36/A14
75
P35/A13
76
P34/A12
77
P33/A11
78
P32/A10
79
P31/A09
80
P124
81
P123
82
P122
83
P121
84
P120
85
Vcc2
86
P30/A8(/-/D7)
87
Vss
88
P27/AN27/A7(/D7/D6)
89
P26/AN26/A6(/D6/D5)
90
P25/AN25/A5(/D5/D4)
91
P24/AN24/A4(/D4/D3)
92
P23/AN23/A3(/D3/D2)
93
P22/AN22/A2(/D2/D1)
94
P21/AN21/A1(/D1/D0)
95
P20/AN20/A0(/D0/-)
96
P17/D15/INT5
97
P16/D14/INT4
98
P15/D13/INT3
99
P14/D12
100
P13/D11
101
P12/D10
102
P11/D9
103
P10/D8
104
P07/AN07/D7
105
P06/AN06/D6
106
P05/AN05/D5
107
P04/AN04/D4
108
P03/AN03/D3
109
P02/AN02/D2
110
P01/AN01/D1
111
P00/AN00/D0
112
P117
113
P116
114
P07/AN07/D7
115
P06/AN06/D6
116
P113
117
P112
118
P111
119
P110
120
P107/AN7/KI3
121
P106/AN6/KI2
122
P105/AN5/KI1
123
P104/AN4/KI0
124
P103/AN3
125
P102/AN2
126
P101/AN1
127
AVss
128
P100/AN0
R753
220
R825
10K
R755
220
R756
220
R757
220
R758
220
R754
220
R990
R992
R994
R996
R984
R986
R988
R982
D707
UDZS5.1B
D708
1SS355
R831
220K
Q703
RN2402
C729
10/16
+
C727
10/16
+
C725
10/16
+
R845
2.2K
R843
2.2K
R841
2.2K
R846
1k
R844
1k
R842
1k
Q708
RN2402
Q706
RN2402
Q704
RN2402
Q705
RN1404
Q707
RN1404
Q709
RN1404
D711
UDZS13B
C724
474K
C726
474K
C728
474K
R792
220
R708
220
R709
10K
R710
10K
R711
10K
R712
10K
X701
6.000MHz
R713
10K
R743
220
R744
10K
R746
10K
P7501B
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
C714 102J
R782
220
R783
220
P353
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
P761A
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
R840
2.7K
R839
2.7K
R838
2.7K
R837
2.7K
R797
4.7K
R798
4.7K
R799
4.7K
R800
4.7K
R801
4.7K
R802
4.7K
R803
4.7K
R804
4.7K
R784
4.7K
R833
4.7K
C704
0.22F
EDLC
+
R812
1K
R813
1K
R725
10
R726
10
R721
220
R722
10K
R724
220
R734
220
R735
220
R736
220
P2004A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
P351
13
12
11
10
9
8
7
6
5
4
3
2
1
P352
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
C707
1/50
+
P103A
1
2
3
4
P2005A
1
2
3
4
5
6
7
8
9
P121A
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
P354
14
13
12
11
10
9
8
7
6
5
4
3
2
1
R794
220
R793
220
P701
8
7
6
5
4
3
2
1
R815
47K
R832
100
R981
R982
0
R983
10K
R984
33K
R985
33K
R986
56K
R987
10K
R988
R989
R990
0
R991
10K
R992
33K
R993
10K
R994
R995
4.7K
R996
U2
NADG-8366
NADIS-8406 (SCH. 7)
NAVD-8464(SCH.8)
NAVD-8464(SCH.8)
NADG-8368(SCH.10)
NAETC-8367
(SCH.10)
NAAR-8365 (SCH. 1)
33K
INITIALIZING
