S37/PE5
P00
P01
P02
P03
P04
P05
P06
P07
VSS2
P10/SO0
P11/SI0/SB0
P12/SCK0
P13/SO1
P14/SI1/SB1
P15/SCK1
P16/BUZ
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
S15/T15
S14/T14
S13/T13
S12/T12
S11/T11
S10/T10
S9/T9
S8/T8
S7/T7
S6/T6
S5/T5
S4/T4
S3/T4
S2/T2
S1/T1
S0/T1
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
S36/PE4
S35/PE3
S34/PE2
S33/PE1
S32/PE0
S31/PD7
S30/PD6
S29/PD5
S28/PD4
S27/PD3
S26/PD2
S25/PD1
S24/PD0
S23/PC7
S22/PC6
S21/PC5
S20/PC4
S19/PC3
S18/PC2
S17/PC1
S16/PC0
VP
VDD2
1
2
3
4
5
6
7
8
9
10
1
1
12
13
14
15
16
17
18
19
20
21
22
23
24
P17/PWM0
P30
P31
P32
P33
P70/INT0
RES
XT1/P74
XT2/P75
VSS1
CF1
CF2
VDD1
P80/AN0
P81/AN1
P82/AN2
P83/AN3
P84/AN4
P85/AN5
P86/AN6
P87/AN7
P71/INT1
P72/INT2/T0IN
P73/INT3/T0IN
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
Interrupt Control
IR
EPROM(48KB)
EPROM
Control
A15-A0
D7-D0
TA
CE
OE
DASEC
PC
ACC
B Register
C Register
PSW
RAR
RAM
Stack Pointer
Watch Dog Timer
Port 0
ALU
PLA
Stand-by Control
CF
Clock
Generator
RC
X'tal
Bus Interface
SIO0
BASE TIMER
Port 1
SIO1
Port 3
Timer 0
Port 7
Timer 1
Port 8
ADC
VFD Controller
RAM 128bytes
Real Time
Service
High Voltage
Output
INT0-3
Noise Filter
20
IC BLOCK DIAGRAM
U201: LC866448B
Содержание C730
Страница 1: ...NAD SERVICE MANUAL C 730 STEREO RECEIVER C 730STEREO RECEIVER ...
Страница 12: ...PCB LAYOUT KEY BOARD TOP VIEW BOTTOM VIEW PHONE BOARD LED BOARD SECONDARY BOARD PRIMARY BOARD 12 ...
Страница 13: ...13 MAIN BOARD ...
Страница 14: ...14 TUNER BOARD PSU BOARD POWER SWITCH BOARD SPEAKER BOARD ...
Страница 36: ...SERVICE MANUAL NAD 2001 C 730 STEREO RECEIVER NAD ELECTRONICS INTERNATIONAL TORONTO CANADA ...