Display & Control - Marantz 74 CDR630F H Service Manual

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DISPLAY & CONTROL
1
2
3
4
7205
BJ563GK
A
DC2!
B
F1
F1
G13 G12 G11 G10 G9
G8
G7
G6
G5
35
34
32
31
30
29
28
27
26
25
C
D
7200
TMP87C874F
64
63
62
I/O PORT8 (VFT)
E
P9!
65
P10!
66
P11!
67
P12!
68
P13!
69
F
P14!
70
P15!
71
P16!
72
73
74
G
75
76
VFTD!
77
78
VKK
79
2200
H
22n
80
I/O PORT0
1
2
3
I
J
K
L
M
1
2
3
4
5
6
7
8
G4
G3
G2
G1
P1
P2
P3
P4
P5
P6
P7
P8
P9
P10 P11 P12 P13 P14 P15 P16
24
23
22
21
20
19 18 17 16 15 14 13 12 11
10 9
8
7
6
5
4
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
I/O PORT7 (VFT)
I/O PORT6 (VFT)
VDD
VAREF
VASS
DATA MEMORY
PROGR MEMORY
PROGRAM
( RAM )
( ROM )
COUNTER
512X8 BIT
8kX8 BIT
C P U
16 BIT
INTERRUPT
8 BIT
TIMER/COUNTER
CONTROLLER
TIMER/COUNTER
8 BIT A/D
CLOCK/TIMING CONTROLLER
CONVERT.
( I/O PORT2 )
I/O PORT1
I C 2
PORT3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
3215
3216
0R
0R
3200
39k
1230
8MHz
+5Vb!
2203
6200
22n
2207
TFMS5360
2
22n
3
IR
1
RESETN!
INTERRUPT!
5
6
7
8
1-31
9
10
11
12
DC1!
F2
F2
2
1
+5Vb!
+5Vb!
3210
3211
4k7
4k7
1201
1202
PLAY
PAUSE
+5Vb!
1206
1207
40
2206
33n
O/C
RECORD
FINALIZE
39
38
37
36
1211
1212
35
AUTO/MAN.
INP.SEL.
DISPL.CONTR.
34
33
32
31
30
29
+5Vb!
3207
28
3208
27
4k7
3209
26
4k7
25
4k7
3205
3206
100R
100R
9
10
11
12
13
14
15
16
17
+5Vb!
+5Vb!
+5Vb!
3212
3213
3214
4k7
4k7
4k7
1203
1204
1205
STOP
NEXT
PREV.
1208
1209
1210
ERASE
CDSYNC
1213
+5Vb!
+5Vb!
3201
3202
4k7
4k7
2204
2205
22p
22p
13
14
15
16
17
1-32
18
19
1201 D11
1202 D12
1203 D13
1204 D14
1205 D15
1206 E11
1207 E12
A
1208 E13
1209 E14
1210 E14
1211 F11
1212 F12
1213 F13
1220 I19
1220 I19
1220 I19
1220 J19
1220 J19
1220 J19
1220 J19
B
1220 J19
1220 K19
1220 K19
1220 K19
1230 J 5
2200 H 3
2201 J 5
2202 J 5
2203 K 8
2204 J16
2205 J16
C
2206 E 9
2207 K 6
3200 I 5
3201 H16
3202 H16
3205 I 9
3206 I10
3207 G12
3208 H12
3209 H12
3210 C12
D
3211 C13
3212 C13
3213 C14
3214 C15
3215 I 7
3216 I 8
6200 K 7
7200 D 3
7205 A 2
E
F
G
H
SDA!
1
1220
SCL!
I
2
1220
RESETN!
3
1220
4
1220
INTERRUPT!
5
1220
6
1220
J
VFTD!
7
1220
DC2!
8
1220
DC1!
9
1220
10
1220
+5Vb!
11
1220
K
L
M
18
19
4177_1

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