CR-245WDC
SCHEMATIC DIAGRAMS - 9
REGULATOR (MAIN PCB)
A
1
2
3
4
5
B
C
D
E
F
G
H
6
7
8
I
J
K
SOUND+B
S9V
D6V
SYS_POW-H
CD_POWER-H
IP_POW
A+6V
USB_VBUS_1
A+6V
IP_FAULT
POWER_FAIL
IP_FAULT
SOUND+B
SIGNAL_POW
AT3.3VU
GND
D6VS
SYS_POW-H
CD_POWER-H
IP_POW
VFD_GND
GND
SIGNAL_POW
GND
AT3.3V
GND
GND
USB_VBUS_1
GND
POWER_FAIL
AT3.3V
SIGNAL_POW
SYS_POW-H
SIGNAL_POW
D6VS
D6V
VFD_GND
GND
S9V
AT3.3VU
B1701
FCM1608KF-102T02
1608
C1
77
3
22
B
21
25
6.
3V
C1
77
1
1
B
21
25
50
V
C1
74
1
10
B
32
16
25
V
C1
77
0
1
B
10
05
6.
3V
C1769
0.0022 B
1005
50V
C1744
0.1 B 1005
25V
C1
74
2
10
B
32
16
25
V
C1
74
7
10
B
21
25
10
V
C1
74
5
0.
1
B
16
08
25
V
C1
74
8
10
B
21
25
10
V
C1768
0.0022 B
1005
50V
C1
74
9
0.
1
B
10
05
10
V
C1
74
3
0.
1
B
10
05
10
V
C1
77
4
22
B
21
25
6.
3V
C1
75
0
10
B
21
25
10
V
C1704
0.1 B 1005
25V
C1
70
9
0.
1
B
10
05
10
V
C1
70
2
10
B
32
16
25
V
C1
70
7
10
B
21
25
10
V
C1
70
3
0.
1
B
10
05
10
V
C1
71
0
10
B
21
25
10
V
C1
77
5
10
B
21
25
10
V
C1
70
5
0.
1
B
16
08
25
V
C1
70
1
10
B
32
16
25
V
C1772
10 B
2125
10V
C1
70
8
10
B
21
25
10
V
C1
81
5
10
B
21
25
10
V
C1
77
6
10
B
21
25
10
V
C1724
0.1 B 1005
25V
C1
72
9
0.
1
B
10
05
10
V
C1
72
2
10
B
32
16
25
V
C1
81
4
0.
00
1
B
10
05
50
V
C1
72
7
10
B
32
16
25
V
C1
72
3
0.
1
B
10
05
10
V
C1
73
0
10
B
32
16
25
V
C1
75
6
10
B
21
25
10
V
C1
72
5
0.
1
B
16
08
25
V
C1
75
4
0.
1
B
10
05
10
V
C1
72
1
10
B
32
16
25
V
C1
75
3
10
B
21
25
10
V
C1
77
7
10
B
21
25
16
V
C1
72
8
10
B
32
16
25
V
C1
75
2 1
B
16
08
10
V
C1
81
1
10
B
32
16
25
V
C1
75
1
10
B
21
25
10
V
C1734
0.1 B 1005
25V
C1
73
9
0.
1
B
10
05
10
V
C1
73
2
10
B
32
16
25
V
C1
81
0
10
B
32
16
25
V
C1
73
7
10
B
21
25
10
V
C1
73
3
0.
1
B
10
05
10
V
C1
74
0
10
B
21
25
10
V
C1
81
8
10
B
21
25
16
V
C1
73
5
0.
1
B
16
08
25
V
C1
76
7
0.
00
22
B
10
05
50
V
C1
73
1
10
B
32
16
25
V
C1
77
8
0.
1
B
10
05
10
V
C1
78
9
1
B
16
08
10
V
C1
73
8
10
B
21
25
10
V
CP1701
A2001WV-14A
11
POWER_FAIL
12
SIGNAL_POW
13
SIGNAL_POW
14
SIGNAL_GND
6
IPOD_GND
7
IPOD_POW
8
IPOD_POW
9
SIGNAL_GND
10
SIGNAL_GND
5
IPOD_GND
4
SOUND+B
1
SOUND_GND
2
SOUND_GND
3
SOUND+B
D1
71
3
RB
05
6L
-4
0
@C
hi
p_
IC1706
AAT4614IGU-2-T1
1
OUT
2
GND
3
FLT
4 ON/ON
5
SET
6
IN
IC
17
03
NR
88
5K
-T
L
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
IC
17
05
NR
88
5K
-T
L
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
IC
17
01
NR
88
5K
-T
L
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
IC
17
04
NR
88
5K
-T
L
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
IC1715
LV5990M
1
SW
2
PDR
3
GND
4
NC
5
C-HICCUP
6
SS
7
COMP
8
FB
9
REF
10
PG
11
EN
12
VIN
W8
93
10
05
0
W8
92
10
05
0
W927
1608
0
W8
91
10
05
0
W8
90
10
05
0
W8
47
10
05
0
L1706
10uH_LQH88PN
L1701
10uH_LQH88PN
L1703
10uH_LQH88PN
L1713
4.7uH_FLF3215T
L1712
4.7uH_FLF3215T
L1711
4.7uH_FLF3215T
L1710
4.7uH_FLF3215T
L1709
4.7uH_FLF3215T
L1705
10uH_LQH88PN
L1704
10uH_LQH88PN
Q1707
KTA1544T-RTK/P
1 B
2
C
3
E
Q1727
KRC102SRTK
1
B
2 C
3 E
Q1
70
8
KR
C1
01
S-
RT
K
1
B
2
C
3
E
R1
72
6
1.
6K
1
/1
6W
+-
1%
10
05
R1
72
5
2.
2K
1
/1
6W
+
-1
%
10
05
R1729
10K 1/16W
1005
R1
72
4
8.
2K
1
/1
6W
+
-1
%
10
05
R1743
100K 1/16W
1005
R1722
1K 1/16W
1005
R3
08
9
82
1
/1
6W
+
-1
%
10
05
R3090
10K 1/16W
1005
R1
75
1
5.
6K
1
/1
6W
+
-1
%
10
05
R1
73
2
2.
2K
1
/1
6W
+
-1
%
10
05
R1
74
4
47
K
1/
16
W
10
05
R1
73
1
8.
2K
1
/1
6W
+
-1
%
10
05
R1
73
3
1.
6K
1
/1
6W
+-
1%
10
05
R1745
1M 1/16W
1005
R1
71
8
8.
2K
1/
16
W
+-
1%
10
05
R1
74
6
10
0K
1
/1
6W
+
-1
%
10
05
R1
74
7
10
K
1/
16
W
+-
1%
10
05
R1
73
6
4.
7K
1
/1
6W
+-
1%
10
05
R1
75
0
2.
7K
1
/1
6W
10
05
R1701
1K 1/16W
1005
R1
74
8
68
K
1/
16
W
+-
1%
10
05
R1
70
3
8.
2K
1
/1
6W
+
-1
%
10
05
R1
70
5
1.
6K
1
/1
6W
+
-1
%
10
05
R1
70
4
20
0
1/
16
W
+-
1%
10
05
R1
71
9
1.
6K
1
/1
6W
+
-1
%
10
05
R1
71
7
8.
2K
1
/1
6W
+
-1
%
10
05
R1749
2.2M 1/16W
1005
R1715
1K 1/16W
1005
R1
78
1
4.
7K
1
/1
6W
10
05
TER21-0130V
SH1701
TER21-0130V
SH1703
GND
(1;2;3;4;5;6;7;8;10)
POWER_FAIL (2;5)
CD_POWER-H (2)
SYS_POW-H
(2;10)
IP_POW
(2)
AT3.3V
(2;5;10)
A+6V
(10)
D6VS
(10)
USB_VBUS_1 (7)
SOUND+B
(10)
S9V
(5;6)
VFD_GND
(10;11)
D6V
(4)
AT3.3VU
(2)
SIGNAL_POW (10;11)
IP_FAULT
(2)
FROM/TO POWER PCB
( POWER = 16.5V )
NC
NC
NC
NC
S+9V DC/DC CONVERTER
(17.0V)
(17.0V)
AT+3.3VU Gate Circuit
(4-1)
r
e
t
r
e
v
n
o
C
C
D
/
C
D
V
3
.
3
+
T
A
)
4
(
( 3 )
Dock VBUS Current Limit
iPod VBUS(5.0V 1.1A) DC/DC CONVERTER
for Audio Block(6.0V 0.31A) DC/DC CONVERTER
(3-1)
for CD Block(6.0V 0.66A) DC/DC CONVERTER
(3-6)
( 2 )
S+
9V
D
C/
DC
CO
NV
ER
TE
R
AT+3.3V DC/DC Converter
IPOD POW SW
CURRENT LIMIT IC
VB
US
O
UT
D
C/
DC
C
ON
VE
RT
ER
MP
EG
B
LO
CK
P
OW
ER
D
C/
DC
C
ON
VE
RT
ER
AU
DI
O
BL
OC
K
PO
WE
R
DC
/D
C
CO
NV
ER
TE
R
BACK UP POWER SW
BA
CK
U
P
PO
WE
R
SW
W910 MP SHORT
CAUTION
ATTENTION
( MAIN PCB )
!
!
!
!
!
!
DESCRIBED IN PARTS LIST ONLY.
CRITICAL FOR SAFETY,USE ONES
!
SINCE THESE PARTS MARKED BY ARE
:
DANS LA NOMENCLATURE DES PIECES.
N’UTILISER QUE CELLS DECRITES
DANGERUSES AN POINT DE VUE SECURITE
!
LES PIECES REPAREES PAR UN ETANT
:
CAUTION:DIGITAL TRANSISTER
REGULATOR SCHEMATIC DIAGRAM
Summary of Contents for CR-245
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Page 33: ...CR 245WDC SCHEMATIC DIAGRAMS 15 POWER SUPPLY POWER PCB A 1 2 3 4 5 B C D E F G H...
Page 34: ...CR 245WDC SCHEMATIC DIAGRAMS 16 OPERATION USB OPERATION PCB XX XXXX A 1 2 3 4 B C D E...