DTR-7.3
SCHEMATIC DIAGRAM 1-2
Sub-microprocessor and display sections
JL7201A
JL7203A
JL7203B
P2510
VIDEO5
IN
L
R
R7587
0
R7585
0
R7583
R7582
0
R7581
0
R2573
75
R2574
7
5
R2575
7
5
R2571
330
R2572
330
R2576
22
U2501
TORX178A
OPT
Y
C
P2508
S
V
C2578
104Z
C2577 104Z
C2571
471J
C2572
4
71J
C2582
104Z
-32
5.6
P3220B
P102B
TO NADG-7226
(SCH. 2)
P7559A
P7559B
Q7504
Q7503
KTC3875-GR
OR
2SC2712-GR
Q7539
KTC3875-GR
OR 2SC2712-GR
Q7538
KTC3875-GR
OR 2SC2712-GR
NP
NP
NP
NP
NP
NP
P29
P28
P27
P26
P25
P24
P23
P22
P21
P20
P19
P18
P17
P16
P15
P14
P13
P12
P11
P10
P9
P8
P7
P6
P5
P4
P3
P2
P1
16G
15G
14G
13G
12G
11G
10G
9G
8G
7G
6G
5G
4G
3G
2G
1G
NP
NP
F1
F1
Q7501
HNA-16MM40T
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
45
46
47
48
49
50
51
52
53
54
55
P2506B
D7533
STANDBY
D7534
UPSPL
D7535
SEL2E10C
L2501
2.2
S7569
VOLUME
D7542
CD
*
D7541
NET
D7543
PH
*
D7545
TAPE
*
D7544
TU
*
D7548
V3
*
D7547
V4
*
D7546
V5
*
D7551
DVD
D7550
V1
D7549
V2
Q7533
Q7534
Q7535
Q7527
Q7532
Q7531
Q7530
Q7529
Q7524
Q7521
Q7522
Q7523
Q7525
Q7526
Q7502
M66005-0001AFP
DIG01
12
DIG02
11
DIG03
10
DIG04
9
DIG05
8
DIG06
7
DIG07
6
DIG08
5
DIG09
4
DIG10
3
DIG11
2
DIG12
1
DIG13
64
DIG14
63
DIG15
62
DIG16
61
P0
18
P1
17
SCK
15
SDATA
16
SEG01
59
SEG02
58
SEG03
57
SEG04
56
SEG05
55
SEG06
54
SEG07
53
SEG08
52
SEG09
51
SEG10
50
SEG11
49
SEG12
48
SEG13
47
SEG14
46
SEG15
45
SEG16
44
SEG17
43
SEG18
42
SEG19
41
SEG20
40
SEG21
39
SEG22
38
SEG23
37
SEG24
36
SEG25
35
SEG26
34
SEG27
33
SEG28
31
SEG29
30
SEG30
29
SEG31
28
SEG32
27
SEG33
26
SEG34
25
SEG35
24
SEG36
23
VCC1
19
VCC2
60
VP
32
VSS
22
XIN
21
XOUT
20
~CS
14
~RESET
13
C7506
474J
C7503 100/6.3
C2581
100/6.3
C7512
104Z
C7505
104Z
C7504
101J
C7507 104Z
C7508 101J
C7559
104Z
C7569
104Z
S7574
MODE
S7542
IRECT
S7571
DSP <
S7541
STANDBY
/ON
S7543
AUDIO SEL
S7587
TAPE
S7586
VIDEO 5
S7585
VIDEO 4
S7584
VIDEO 3
S7591
NET
S7583
VIDEO 2
S7588
TUN
S7590
CD
S7589
PHONO
S7581
DVD
S7582
VIDEO 1
S7579
ENTER
S7559
DISPLAY
S7578
TUNING UP
S7577
TUNING DOWN
S7576
SETUP
S7575
MEMORY
S7572
DSP >
S7573
PTY/TP
DIMMER
S7558
PRESET <
S7557
PRESET >
S7556
RETURN
S7565
OFF
S7564
ZONE 2
S7566
STEREO
S7567
SURROUND
S7568
THX
R7542
330
R7574
330
R7537
470
R7534
470
R7540
470
R7590
270
R7589
270
R7505
330
R7506
330
R7507
330
R7508
330
R7504
27K
R7511
10K
R7512
10K
R7526
10K
R7525
10K
R7524
10K
R7523
10K
R7522
10K
R7521
10K
R7520
10K
R7519
10K
R7518
10K
R7517
10K
R7516
10K
R7515
10K
R7514
10K
R7513
10K
R7315
1K
R7316
1K
R7539
150
R7538
180
R7578
12K
R7544
560
R7543
470
R7494
470
R7490
470
R7577
3.9K
R7576
2 .2K
R7575
1.2K
R7573
820
R7572
560
R7558
1 2K
R7551
12K
R7548
3.9K
R7547 2.2K
R7546
1.2K
R7545
820
R7567
3.9K
R7566
2 .2K
R7557 3.9K
R7564
820
R7565
1 .2K
R7556 2.2K
R7555 1.2K
R7554 820
R7563
560
R7553 560
R7552
470
P2
8
14G
13G
11G
9G
8G
7G
6G
5G
4G
3G
2G
1G
12G
10G
P2
7
P2
6
P2
5
P2
4
P2
3
P2
2
P2
1
P2
0
P1
9
P1
8
P1
7
P1
6
P1
5
P1
4
P1
3
P1
2
P1
1
P1
0
P9
P8
P7
P6
P5
P4
P3
P2
P1
16
G
15
G
14
G
13
G
FLAC
1
-VP
FLGN
D
FLAC2
-VP
P28
P29
P30
P31
P32
P33
P34
P35
P36
1G
2G
3G
4G
5G
6G
7G
8G
9G
10G
11G
12G
-V P
FLAC1
PU
RE
ST
BY
UP
SPL
FLGND
FLAC2
+5.6S
+5.6S
K1
K 1
STBY
STB Y
FL
OSDDA
FL
OSDCL
FLCS 1
FLRE
S
PURE
PURE
UPSPL
UPSPL
GND
GND
AUDIO-SEL
A UDIO-S EL
+12V
+12V
+5 V
DGND
OPT
RE D
GR N
RED
ED GRE
RZDVD
RZV
1
RZV
2
RZV
3
RZV
4
RZV
5
RZT
1
RZA
M
RZP
H
R
Z
C
D
RZNET
DIO-SE L
K2
K3
V5-L
AGND
V5-R
V5
C
V5
Y
GND
V-
5
Q7521-7527,Q7529-Q7535,Q7546-Q7549 KRC102S OR RN1402
NADIS-7746
NAETC-7748
NAETC-7721
NAETC-7747
NAETC-7722
GND
0
(SCH. 11)
NAVD-7730
(SCH. 3)
NAAF-7720
P2509
TO NAPS-7708
(SCH. 8)
U44
U50
U48
U47
U45
A
1
2
3
5
B
C
D
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