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NAD C 521i User Manual

NAD C 521i
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1817
MCU
P67/AN7
1
P66/AN6
2
P65/AN5
3
P64/AN4
4
P63/AN3
5
P62/AN2
6
P61/AN1
7
P60/AN0
8
P57/ADT
9
P56/TOUT
10
P55/CNTR1
11
P54/CNTR0
12
P53/RTP1
13
P52/RTP0
14
P51/INT3
15
P50/INT2
16
P47/SRDDY
17
P46/SCLK
18
P45/TXD
19
P44/RXD
20
P43/I1
21
P42/INT0
22
P41
23
P40
24
/RESET
25
P71/XCIN
26
P70/XOUT
27
XIN
28
XOUT
29
VSS
30
P27
31
P26
32
P25
33
P24
34
P23
35
P22
36
P21
37
P20
38
P17/S31
39
P16/30
40
P15/29
41
P14/S28
42
P13/S27
43
P12/S26
44
P11/S25
45
P10/S24
46
P07/S23
47
P06/S22
48
P05/S21
49
P04/S20
50
P03/S19
51
P02/S18
52
P01/S17
53
P00/S16
54
P37/S15
55
P36/S14
56
P35/S13
57
P34/S12
58
S11
59
S10
60
S9
61
S8
62
S7
63
S6
64
S5
65
S4
66
S3
67
S2
68
S1
69
S0
70
VCC
71
VREF
72
AVSS
73
COM3
74
COM2
75
COM1
76
COM0
77
VL3
78
VL2
79
VL1
80
U401
M38223E
COM0
COM1
COM2
COM3
SEG0
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
SEG10
SEG11
SEG12
SEG13
SEG14
SEG15
SEG16
SEG17
SEG18
SEG19
M505AB
LCD
L302
10uH
VCC
R314
22K
R313
22K
R312
22K
R311
1K
VCC
R308
3K
R309
3K
X301A
8.00M
UNLD
LOAD
XRST
XLAT
CLOK
DATA
SCOR
SYSM
RW/ROM/LDOFF
RW/ROM/LDOFF
SCLK
SQCK
1/2X
DISCO
DI/SW
R327 4K7
R326 4K7
R325 4K7
R323 4K7
R322 4K7
R321 4K7
SQSO
SENS
C301
33p
C302
33p
C303
0.01u
1
2
3
Q308
8050
R329 4K7
R328 4K7
D303
IN4148
R338
10K
R339
100K
C308
10u/6.3V
VCC
C307
47uF/10V
VCC
DAT
GND
2
VCC
3
M113
IR
R340
10R
C309
47uF/10V
VCC
1 2
3 4
KEY302
OPEN/CLOSE
12
34
KEY307
PREV
12
34
KEY305
NEXT
12
34
KEY309
F.SCAN
1 2
3 4
KEY308
REPEAT
1 2
3 4
KEY306
TIME
1 2
3 4
KEY304
RANDOM
12
34
KEY303
STOP
12
34
KEY301
PLAY
R303 6K2
R302 6K2
R305 2K
R304 2K
R307 1K
R306 1K
VCC
GFS
SYSM
SENS
SCOR
DATA
CLOK
XLAT
GFS
XRST
LOAD
UNLD
SCLK
SQCK
1/2X
DISCO
DI/SW
R3361K
R3351K
R334
560R
VCC
1
2
3
M301B
LED1
GREEN
Trig IN
Trig SW
STANDBY LED
Relay
D+5V
R310
3K
12
34
KEY310
B.SCAN
R301 1K
SCLK
SQCK
1/2X
CD/CDR
1
2
3
M301A
LED1
RED
GREEN
RED
GND
R341
560R
VCC
R330
10K
R331
1K
1
2
3
Q309
8050
STANDBY CNL
RL101
D306
IN4148
1
2
3
Q307
8050
D403
3V3
D409
1N4148
R403
10K
R412 4K7
R413
47K
1
2
3
Q402
2SD1012F
1
2
3
Q403
2SA1015
1
2
3
Q401
2SA1015
R415
7K5
R405
22K
R406
7K5
A+12V
R416
47K
MUTE
C407
2200u/16V
D411
1N4148
C408
22u/16V
A+12V
D302
5393
C305
220uF/16V
C304
0.1u
4.2V
D+5V
D+10V
C310
1000uF/10V
NOTE: 1. RESISTORS, ARE CARBON FILM 5% 1/8W UNLESS
OTHERWISE SPECIFIED.
2. CERAMIC CAPACITORS, ARE 50V 10%. UNLESS
OTHERWISE SPECIFIED.

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NAD C 521i Specifications

General IconGeneral
BrandNAD
ModelC 521i
CategoryCD Player
LanguageEnglish

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