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Main PWB(B1) section 3/5
[ CPU Block ]
N-BUS
5
DSP-CPU
2
1
CD-CPU
TUN-CPU
1
R411
4.7K
M-T SCL
M-T SDA
R430
4.7K
R409
47K
R410
47K
5
TEL-ON
R412
47K
CD-EJ
R413
47K
LOAD
R414
470
REM-B
R415
470
REM-A
R416
4.7K
C03-4.9Vp-p
R417
4.7K
C03-4.9Vp-p
R418
4.7K
S-T SDA
R419
4.7K
S-T SCL
1
B/U-DET
FRASH-WRITE
P401
FLASH-WRITE
0
R401
1K
32
1
BUSY
4.8
R402
1K
30
2
FLSH-RX
4.8
R403
1K
29
3
FLSH-TX
0
R404
1K
7
4
CNVSS
4.8
R405
JW
5
VDD
0
6
GND
8
7
6
5
0
R406
1K
31
SCLK
7
0
R407
1K
39
8
EPM
0
R408
1K
44
9
CE
1
2
3
4
CAN-L
5
5
CAN-H
- 22 -
TP402
RDS-CL1
RBDS-CL
RDS-DA1
TP401
RBDS-DA
R459
100
R499
100
75
74
73
72
71
70
69
68
67
66
65
64
63
62
4.8
76
M-T-AGC
4.8
S-T-AGC
77
DSP-RST
0
78
DSP-RESET
M-SM
1.9
M-T S-METER
79
S-SM
1.9
80
S-T S-METER
0
81
M-T MUTE
0
S-T MUTE
82
4.8
83
PHONE-ON
4.8
84
PHONE-OFF
N.C
85
AUDIO-CPU
4.8
86
TEL-ON
R431
1K
4.8
CD-EJ
87
IC402
R432
1K
4.8
M30873MHA-C10GP
88
LOAD
M-HLD
4.8
89
M-T HOLD
S-HLD
4.8
S-T HOLD
90
M-SMPL
4.8
91
M-T SAMPLE
S-SMPL
4.8
FLASH:M30879FLAGP
92
S-T SAMPLE
R428
10K
ROM:1024K/RAM:48K
4.8
REM-B
93
MASK:M30876MJA
0
94
A-GND
ROM:512K/RAM:31K
EEP SCL
R429
10K
4.8
REM-A
95
EEP SDA
4.8
96
VREF
DSP-PAUSE
4.8
97
AVCC
R424
100
4.9
98
4.9
99
R425
100
4.8
100
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
C
R426
100
R427
100
(B05-4.9Vp-p)
TP403
B/U-DET
IC403
PCA82C250T-T
E2PROM
L404
2.5
VREF
ZJYS81R5-2PL25
2.5
CAN-L
2.5
CAN-H
2.4
RS
D02-0.9Vp-p
M-CAN-TR
CAN-TRANCEVER
SYS+5V
B/U+5V
C
61
60
59
58
57
56
55
54
53
52
51
CCT402
1Kx4
0
KR-2
KR-2
50
0
KR-3
KR-3
49
1.2
KS-0
KS-0
48
1.2
CCT403
KS-1
KS-1
47
1Kx4
1.2
KS-2
KS-2
46
1.2
KS-3
KS-3
45
0
44
FL-CE
44
TP427
MAIN-FIX
43
(MAIN FIX)
N.C
42
N.C
41
4.9
GIX-S-ACC
40
0
CD:D02-4.9Vp-p
39
6CD REQ
39
4.9
6CD RESET
38
NDS-S-CHG
37
NDS-REQ2
36
NDS-CONT
35
4.9
B05-4.9Vp-p
6CD SCL
34
4.9
B05-4.9Vp-p
6CD SDA
33
FL-BUSY
0
32
DSP SDA
32
NDS-REQ1
0
31
DSP SCL
31
NDS-HU
4.8
30
DSP-ON
30
HU-NDS
4.8
29
29
R453
100
4.1
C02-4.9Vp-p
28
C02-4.7Vp-p
4.1
27
R454
100
4.8
26
R456
4.7K
R457
4.7K
25
D02-
D02-
4.8Vp-p(SLOT)
4.8Vp-p(SLOT)
B/U+5V
SYS+5V
IC404
R3112N271A-
TR-FA
4.8
2.9
OUT
Cd
4.9
VDD
0
TP426
GND
NC
RESET
4.3
RXD
RESET VOLT. : 2.7V
4.9
VCC
RESET
0
0
GND
4.8
1
To 1/5 (page 20)
A01
TXD
2
To 2/5 (page 21)
To 3/5 (page 22)
3
4
To 4/5 (page 23)
5
To 5/5 (page 24)
PN-2955H-A
L403
2.2u
SYS-ACC
6CD-REQ
6CD-RST
6CD-SCL
6CD-SDA
NDS-REQ1
NDS-HU
HU-NDS
DSP-SDA
C416
DSP-SCL
R461
2.2
22K
C
AUX-R
8
IC405
NJM4565V
1
C417
2.2
C
AUX-L
TP404
T-BASE
D02-4.8Vp-p(SLOT)
R462
100K
L402
C414
22uH
0.4mA
100p
C
12
11
10
9
8
7
6
5
4
3
2
C415
47 16V
13 14
15 16 17 18 19 20
21 22 23 24
IC406
LC72191JM-TLM
C02
C03
B05
POW-CPU
4
4
GND
SYS+5V
4
4
B/U+5V
ILL+
4
ILL-
4
6CD SLOT+B
4
To J702 of SW PWB
(page 26)
P402
0
TP428
24
AUX-GND
AUX-R
1.5
TP405
23
AUX-R
AUX-L
1.5
TP406
22
AUX-L
M-J-ON
0.5/AUX-ON:4.8
TP407
21
MINI-J-ON
R468
47K
0
TP408
20
ILL-(USA)
0/ILL-ON:12.9
TP409
19
ILL+
D02-9.1Vp-p
TP410
18
6CD SLOT+B
0 0
17
GND
CD-EJ
4.8
TP411
16
CD-EJ
LOAD
4.8
TP412
15
LOAD
POW-SW
4.8
TP413
14
POW-SW
TP414
A-VOL1
0/4.8
13
A-VOL1
TP415
A-VOL2
0/4.8
A-VOL2
12
TP416
M-VOL1
0/4.8
11
M-VOL1
M-VOL2
0/4.8
TP417
10
M-VOL2
TP418
KR-0
0
9
KR-0
KR-1
0
TP419
8
KR-1
KR-2
0
TP420
7
KR-2
KR-3
0
TP421
6
KR-3
KS-0
1.2
TP422
5
KS-0
KS-1
1.2
TP423
KS-1
4
KS-2
1.2
TP424
3
KS-2
KS-3
1.2
TP425
2
KS-3
0
1
GND
R471
C425
10K
2.2
C
C421
R472
C426
22p
10K
2.2
AUX-R
C
C
SYS+9V
4
7
6
5
AUDIO
4
1/2VCC
2
3
4
R473
C427
10K
2.2
AUX-L
C
C
C420
22p
C428
R474
2.2
10K
C
A-GND
4
AUX-L
AUX-L
2
TC401
AUX-R
30P
AUX-R
2
A01-2.3Vp-p
1
C424
18p
C
A01-2.3Vp-p
D02
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