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CR-245WDC
SCHEMATIC DIAGRAMS - 2
SUB MICON (MAIN PCB)
A
1
2
3
4
5
B
C
D
E
F
G
H
5
5
1
5
53 54
52
1
2
5
2
22
1
5
3
2
4
2
3 2
4
5
7
1
7
73 74
72
CD_SCL
MCU_IRQ_CD
EPM
CE
iBUSY
iIRPTO
HP
_D
ET
AV
_S
W1
CD
_P
OW
ER
-H
CD
_R
ES
ET
VF
D_
PO
W
SY
S_
PO
W-
H
DO
CK
_I
N_
DE
T
SD
IO
SC
LK
RS
T/
MCU_RX
MCU_TX
AT3.3V
RST/
S3.3V
USB_EN
MC
POWER_FAIL
MD
ML
USB_SW
AT3.3V
CD_SDA
CD_SCL
CD_POWER-H
AMP_RESET
AMP_SLEEPN
AMP_MUTE
AMP_ERROR_DET
MCU_IRQ_CD
IP_FAULT
IPOD_DET_CTL
IP_POW
DOCK_IN_DET
SYS_POW-H
VFD_POW
iIRPTO
HP_DET
iBUSY
EXT_AUDIO_MUTE
IPOD_PWR
CD_SDA
BUSY
M_SCLK
SDA2
SCL2
SDIO
VF
D_
CS
VFD3.3V
VFD_SDATA
VFD_SCLK
VFD_CS
VFD_RESET
REMOCON
AT3.3V
GND
MCU_RX
MCU_TX
VFD3.3V
REMOCON
SCL2
SDA2
AV
_S
W3
EX
T_
AU
DI
O_
MU
TE
VF
D_
RE
SE
T
VF
D_
SC
LK
VF
D_
SD
AT
A
IPOD_CTL_RESET
IPOD_CTL_RESET
IP
_P
OW
IP
OD
_P
WR
USB_SW
USB_EN
IP
_F
AU
LT
AM
P_
SL
EE
PN
SCLK
HP_MUTE
AMP_DET
AM
P_
DE
T
USB_POW
USB_FAULT
AM
P_
RE
SE
T
AM
P_
MU
TE
AM
P_
ER
RO
R_
DE
T
US
B_
FA
UL
T
S3.3V
S3.3V
AT3.3VU
SDA2
AMP_RESET
AV_SW3
AV_SW1
AV_SW3
CD_RESET
SCL2
RESET/
CE
EPM
BUSY
M_SCLK
CNVSS
IP
OD
_D
ET
_C
TL
MD ML MC
PO
WE
R_
FA
IL
AT3.3VU
CN
VS
S
GND
RE
SE
T/
RE
MO
CO
N
US
B_
PO
W
AT3.3V
HP
_M
UT
E
GND
AV
_S
W2
AV_SW2
C3
00
2
0.
1
B
10
V 1
00
5
C3037
0.01 B
16V
1005
C3
00
3
22
P
CH
50
V
10
05
C3
00
4 22
P
CH
50
V
10
05
C3
00
5
8P
CH
50
V
10
05
C3
00
6
7P
CH
50
V
10
05
C3
00
1
0.
02
7
B
16
08
50
V
C3
01
6
0.
1
B
10
V
10
05
C3
00
7
0.
1
B
10
05
10
V
C3
01
5
47
0P
C
H
50
V 1
00
5
C3
01
4
0.
1
B
10
V
10
05
C3
01
2
0.
1
B
10
05
10
V
C3008
0.1 B
1005
10V
C3
00
9
0.
1
B
10
V
10
05
C3034
0.47 B
1005
6.3V
C3033
0.47 B 1005
6.3V
C3
03
2
0.
1
B
10
05
10
V
C3
01
0
0.
01
B
16
V
10
05
C3
01
3
0.
00
1
B
10
05
50
V
C3
01
1
5.
5V
0.
1F
CD3001
EA251801
CD3002
EA284702
CP3006
A2001WR-5A
5
GND
4
KEY_C
1
KEY_A
2
KEY_B
3
GND
CP3005
A2001WR-8A
6
GND
7
IR
8
AT+3.3V
5
VFD+3.3V
4
VFD SERIAL DATA
1
VFD RESET
2
VFD CHIP SELECT
3
VFD SHIFT CLOCK
CP3003
04_6232_110_
6
EPM
7
CE
8
CNVSS
9
Reset/
10
DSS
5
BUSY
4
TxD
1
VCC
2
SCLK
3
RxD
D3
01
0
BA
T5
4W
S
@C
hi
p_
D3
01
2
BA
T5
4W
S
@C
hi
p_
D3
00
1
BA
T5
4W
S
@C
hi
p_
D3
01
1
BA
T5
4W
S
@C
hi
p_
IC3002
R3112N291A-TR-FA
1
OUT
2
VDD
3
GND
4
NC
5
CD
IC
30
05
34
1S
21
64
-T
BB
1
NC
2
MODE1/SPI_nSS
3
NC
4
nRESET
5
Vcc
6
NC
7
NC
8
NC
9
NC
10
NC
19
NC
13
I2C_SDA/SPI_SOMI
14
MODE0/SPI_CLK
15
NC
16
NC
17
NC
18
NC
11
Vss
20
NC
12
I2C_SCL/SPI_SIMO
IC3001
M3030SFEPGP
@B
GA
_p
1
@B
GA
_p
2
@B
GA
_p
3
@B
GA
_p
4
@B
GA
_p
5
@B
GA
_p
6
@B
GA
_p
7
@B
GA
_p
8
@B
GA
_p
9
@B
GA
_p
10
@B
GA
_p
11
@B
GA
_p
12
@B
GA
_p
13
@B
GA
_p
14
@B
GA
_p
15
@B
GA
_p
16
@B
GA
_p
17
@B
GA
_p
18
@B
GA
_p
19
@B
GA
_p
20
@B
GA
_p
21
@B
GA
_p
22
@B
GA
_p
23
@B
GA
_p
24
@B
GA
_p
25
@BGA_p
26
@BGA_p
27
@BGA_p
28
@BGA_p
29
@BGA_p
30
@BGA_p
31
@BGA_p
32
@BGA_p
33
@BGA_p
34
@BGA_p
35
@BGA_p
36
@BGA_p
37
@BGA_p
38
@BGA_p
39
@BGA_p
40
@BGA_p
41
@BGA_p
42
@BGA_p
43
@BGA_p
44
@BGA_p
45
@BGA_p
46
@BGA_p
47
@BGA_p
48
@BGA_p
49
@BGA_p
50
@B
GA
_p
51
@B
GA
_p
52
@B
GA
_p
53
@B
GA
_p
54
@B
GA
_p
55
@B
GA
_p
56
@B
GA
_p
57
@B
GA
_p
58
@B
GA
_p
59
@B
GA
_p
60
@B
GA
_p
61
@B
GA
_p
62
@B
GA
_p
63
@B
GA
_p
64
@B
GA
_p
65
@B
GA
_p
66
@B
GA
_p
67
@B
GA
_p
68
@B
GA
_p
69
@B
GA
_p
70
@B
GA
_p
71
@B
GA
_p
72
@B
GA
_p
74
@BGA_p
76
@BGA_p
78
@BGA_p
79
@BGA_p
80
@BGA_p
81
@BGA_p
82
@BGA_p
83
@BGA_p
84
@BGA_p
85
@BGA_p
86
@BGA_p
87
@BGA_p
88
@B
GA
_p
73
@B
GA
_p
75
@BGA_p
77
@BGA_p
89
@BGA_p
90
@BGA_p
91
@BGA_p
92
@BGA_p
93
@BGA_p
94
@BGA_p
95
@BGA_p
96
@BGA_p
97
@BGA_p
98
@BGA_p
99
@BGA_p
100
IC
30
03
S-
24
CS
04
AF
J-
TB
-G
E
1
A0
2
A1
3
A2
4
GN
D
5
SD
A
6
SC
L
7
WP
8
VC
C
JG3012
JG3013
JG3014
JG3015
JG3032
JG3017
JG3018
JG3019
JG3020
JG3021
JG3010
JG3023
JG3024
JG3025
JG3009
JG3008
JG3034
JG3033
JG3035
JG3031
JG3030
JG3037
JG3002
JG3038
JG3028
JG3027
JG3026
JG3001
JG3011
JG3022
JG3016
JG3004
JG3007
JG3003
JG3006
JG3005
W953 1608
0
W8
11
10
05
0
W951 1608
0
W950 1608
0
W809
1005
0
W8
08
10
05
0
W954
1608
0
R3
05
2
10
0K
1/
16
W
10
05
R3051 10K 1/16W 1005
R3050 10K 1/16W 1005
R3
04
0
33
1/
16
W
10
05
R3
06
9
22
1
/1
6W
10
05
R3
07
0
22
1
/1
6W
10
05
R3
07
1
22
1
/1
6W
10
05
R3
01
9
3.
9K
1
/1
6W
10
05
R3
01
8
3.
9K
1
/1
6W
10
05
R3
03
8
33
1/
16
W
10
05
R3036
10K 1/16W
1005
R3073
22K 1/16W
1005
R3074 56K 1/16W
1005
R3075 56K 1/16W 1005
R3076 56K 1/16W 1005
R3077
10K 1/16W
1005
R3035
100 1/16W
1005
R3
08
0
22
K
1/
16
W
10
05
R3
07
8
39
K
1/
16
W
10
05
R3079
39K 1/16W
1005
R3081 47K 1/16W 1005
R3082 47K 1/16W 1005
R3083 47K 1/16W 1005
R3
03
4
47
K
1/
16
W
10
05
R3
04
9
10
K
1/
16
W
10
05
R3
03
2
10
0
1/
16
W
10
05
R3087
10K 1/16W 1005
R3031
10K 1/16W 1005
R3
10
2
22
1
/1
6W
10
05
R3088
10K 1/16W 1005
R3
09
1
10
0K
1
/1
6W
10
05
R3030
22 1/16W 1005
R3029
22 1/16W 1005
R3
04
8
10
K
1/
16
W
10
05
R3028
10K 1/16W 1005
R3027
10K 1/16W 1005
R3026
10K 1/16W 1005
R3025 10K 1/16W 1005
R3
02
2
10
K
1/
16
W
10
05
R3092
10K 1/16W 1005
R3
09
3
33
1/
16
W
10
05
R3
02
1
10
K
1/
16
W
10
05
R3020
100 1/16W 1005
R3017
100 1/16W 1005
R3
09
6
33
1/
16
W
10
05
R3
09
5
33
1/
16
W
10
05
R3045
100 1/16W
1005
R3
04
4
4.
7K
1
/1
6W
10
05
R3
00
6
27
K
1/
16
W
10
05
R3097
10K 1/16W 1005
R3
05
3
10
K
1/
16
W
10
05
R3
03
3
4.
7K
1
/1
6W
10
05
R3
00
5
47
K
1/
16
W
10
05
R3
05
4
47
0
1/
16
W
10
05
R3002
100K 1/16W
1005
R3
00
1
4.
7K
1
/1
6W
10
05
R3
06
4
33
1/
16
W
10
05
R3100
10K 1/16W 1005
R3
07
2
22
1
/1
6W
10
05
GND
(1;2;3;4;5;6;7;8;9;10)
GND
(1;2;3;4;5;6;7;8;9;10)
POWER_FAIL
(5;9)
AMP_DET
(5)
HP_DET
(5)
AMP_ERROR_DET
(5)
IP_FAULT
(9)
S3.3V
(5;6;7;8;10)
AT3.3VU
(9)
AT3.3V
(5;9;10)
VFD3.3V
(10)
CD_SCL
(3)
USB_FAULT
(5)
DOCK_IN_DET
(7)
iIRPTO
(7)
iBUSY
(7)
SDIO
(8)
SDA2
(2;5;7)
CD_SDA
(3)
SDA2
(2;5;7)
SCL2
(2;5;7)
IPOD_PWR
(7)
AMP_RESET
(2;5;6;7)
RST
(8)
SEN
(8)
USB_SW
(7)
IPOD_CTL_RESET
(7)
IPOD_DET_CTL
(7)
USB_EN
(7)
REMOCON
(3)
USB_POW
(5)
AV_SW3
(2;5;6)
AV_SW1
(6;7)
SCL2
(2;5;7)
AMP_RESET
(2;5;6;7)
AMP_SLEEPN
(5)
AMP_MUTE
(5)
EXT_AUDIO_MUTE
(5)
AV_SW3
(2;5;6)
IP_POW
(9)
CD_POWER-H
(9)
)
5
(
D
M
)
5
(
L
M
)
5
(
C
M
MCU_IRQ_CD
(3)
SYS_POW-H
(9;10)
VFD_POW
(10)
HP_MUTE
(5)
AV_SW2
(6)
CD_RESET
(3)
SCLK
(8)
X3002
16MHz
16MHz
X3
00
1
32
.7
68
KH
z
32
.7
68
KH
z
( MAIN PCB )
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
FROM/TO FM TUNER
VFD
LINE
FROM/TO DISPALY PCB
for DEBUG
NC
NC
KEY_A : PLAY STOP SKIP+ SKIP-
KEY_B : POWER INPUT VOL- VOL+
KEY_C ; OPEN/CLOSE
for DEBUG
FROM/TO MPEG
5pin --> 2pin/3pin
L=180mm / 180mm
8pin L=470m -- W/TAPE
+-
5p
pm
RESET IC
Sub Micon
EE
PR
OM
I
C
3.28
3.28
3.28
3.28
0
3.3
3.3
FROM/TO REGULATOR
FROM/TO REGULATOR2
FROM/TO iPod Controller/USB SW
FROM/TO AUDIO DSP/AMP
FROM/TO AUDIO SW
3.28
0.0
3.28
3.28
0.0
0.0
0.0
0.0
3.
28
3.
28
3.
28
0.
0
0.
0
NC NC
0.
0
0.
0
0.
54
2.
62
3.
28
3.
11
0.
0
2.
67
3.
28
3.
28
3.
28
3.
28
3.
08
3.
28
3.
28
3.
28
3.
28
3.
28
3.
28
3.
28
3.28
3.28
3.28
3.28
3.28
3.28
0.0
3.28
3.28
0.0
0.0
0.0
0.0
0.0
3.28
3.28
3.28
3.28
3.28
3.28
3.28
3.
28
3.
28
0.
0
3.
28
3.
28
3.
28
3.
28
3.
28
3.
28
3.
28
3.
28
0.
0
3.
28
3.
28
0.
0
3.
28
3.
28
2.
98
3.
28
0.
0
3.
28
3.
28
3.
28
0.
0
2.
78
2.78
0.0
3.11
0.0
0.0
0.0
0.0
3.28
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
3.28
3.28
0.0
3.28
3.28
3.28
0.0
3.28
3.28
0
2.0
0.0
0.0
3.28
3.13
3.31
0.
0
0.
0
0.
0
0.
0
0.
0
0.0
3.22
3.22
3.22
0.0
0.
0
0.
0
0.
0
0.
0
0.
0
6
7
AU
TH
EN
TI
CA
TI
ON
I
C
Sub Micon SCHEMATIC DIAGRAM
Summary of Contents for CR-245
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Page 34: ...CR 245WDC SCHEMATIC DIAGRAMS 16 OPERATION USB OPERATION PCB XX XXXX A 1 2 3 4 B C D E...