![background image](http://html1.mh-extra.com/html/onkyo/cr-245/cr-245_service-manual_1636569022.webp)
CR-245WDC
SCHEMATIC DIAGRAMS - 4
MOTOR DRIVER (MAIN PCB)
A
1
2
3
4
5
B
C
D
E
F
G
H
LO
AD
-
LO
AD
+
MO
T_
SP
DL
+
MO
T_
SP
DL
-
F-
F+
T+
T-
MO
T_
SL
ED
+
MO
T_
SL
ED
-
TR
CL
OS
E
TR
OP
EN
DM
SO
FO
SO
ST
BY
FM
SO
V1
P4
OP0
OP-
MOT_SPDL-
M
M
MOT_SLED-
F+
F-
T+
T-
VR_CD
VR_DVD
C
IOA
B
A
RF
D
F
E
V20
TRIN
MD11
V20
V1P4
A
B
C
D
E
F
LDO1
LDO2
TRSO
FMSO
IOA
TRIN
RF
VR_CD
VR_DVD
GND
DMSO
TROPEN
TRCLOSE
STBY
FOSO
D3.3V
D3.3V
D5V
LDO1
LDO2
D6V
OP0
OP-
TR
SO
D6
V
D3.3V
D5V
GND
LOAD+
LOAD-
C2318
100P CH
1608
50V
C2301
10 B 2125
10V
C2302
0.1 B 1005
10V
C2303
0.1 B 1005
10V
C2
30
6
0.
1
B
10
05
10
V
C2314
0.1 B 1005
10V
C2313
0.1 B 1005
10V
C2312
10 B 2125
10V
C2
30
5
0.
1
B
10
05
10
V
C2315
6.3V100 KA_P
C2
31
6
10
V1
00
R
V5
C2
31
7
10
V1
00
R
V5
C2304
10V100 RV5
CP2302
04_6232_108_
5
LD+
4
SLD-
1
SPI+
2
SPI-
3
SLD+
6
LD-
8
GND(D)
7
SW(OPEN/CLOSE)
04_6232_122_
CP2301
16
VRF(RF_OUT)
17
D
18
F
19
VCC
20
VS
21
E
15
A
11
PD
12
C
13
SW1(DVD/CD)
14
B
6
VR COM
7
VR650(DVD)
8
LD_CD(780)
9
GND
10
LD_DVD(650)
5
VR780(CD)
4
TRKG RTN
1
FOCS DRV
2
FOCS RTN
3
TRKG DRV
22
GND
D2
30
1
DA
2J
10
10
0L
@C
hi
p_
D2
30
2
DA
2J
10
10
0L
@C
hi
p_
IC2301
SA5888TR
1
@BGA_p
2
@BGA_p
3
@BGA_p
4
@BGA_p
5
@BGA_p
6
@BGA_p
7
@BGA_p
8
@BGA_p
9
@BGA_p
10
@BGA_p
11
@BGA_p
12
@BGA_p
13
@BGA_p
14
@BGA_p
17
@BGA_p
18
@BGA_p
19
@BGA_p
20
@BGA_p
21
@BGA_p
22
@BGA_p
23
@BGA_p
24
@BGA_p
25
@BGA_p
26
@BGA_p
27
@BGA_p
28
@BGA_p
15
@BGA_p
16
@BGA_p
29
@BGA_p
30
@BGA_p
JG2024
JG2022
JG2025
JG2026
JG2027
JG2028
JG2020
JG2023
JG2019
JG2018
JG2017
JG2021
JG2001
JG2002
JG2003
JG2004
JG2005
JG2006
JG2007
JG2008
JG2009
JG2010
JG2011
JG2012
JG2013
JG2014
JG2015
JG2016
W806
1608
0
W914
1608
0
NR2301
4D03WGJ04R7T5E
1
2
3
4
5
6
7
8
Q2
30
2
HN
1A
01
FU
-G
R
1
2
3
4
5
6
Q2
30
1
HN
1A
01
FU
-G
R
1
2
3
4
5
6
R2
31
3
10
K
1/
16
W1
00
5
R2
31
2
10
K
1/
16
W
10
05
R2
31
1
10
K
1/
16
W
10
05
R2304 47K 1/16W
1005
R2303 47K 1/16W
1005
R2310
10K 1/16W
1005
R2309
3.3K 1/16W
1005
R2308
470 1/16W +-1%
1005
R2307
8.2K 1/16W +-1%
1005
R2
31
4
10
K
1/
16
W
10
05
R2315
1 1/4W
2125
R2
31
6
10
K
1/
16
W
10
05
R2306
10K 1/16W +-1%
1005
R2302
8.2K 1/16W +-1%
1005
R2305
10K 1/16W
1005
R2301
18K 1/16W +-1%
1005
GND
(1;2;3;5;6;7;8;9;10)
D5V
(10)
V1P4
(3)
V20
(3)
D3.3V (1;3;5;7;10)
D6V
(9)
FOSO
(3)
TRSO
(3)
FMSO
(3)
DMSO
(3)
TRCLOSE
(3)
LDO1
(3)
LDO2
(3)
IOA
(3)
TROPEN
(3)
STBY
(3)
RF
(3)
VR_DVD
(3)
OP-
(3)
OP0
(3)
VR_CD
(3)
TRIN
(3)
F
(3)
E
(3)
D
(3)
B
(3)
C
(3)
A
(3)
CD
DVD
(DM-5)
from/to OPU
from/to MOTOR
(DM-5)
MOTOR DRIVER IC
FROM/TO MPEG
FROM/TO REGULATOR
FROM/TO REGULATOR2
3.
3
3.
3
0.
0
3.
3
3.
3
0.
0
2.
0
2.
5
3.
1
2.
0
2.
5
3.
1
EV
IR
D
DL
EV
IR
D
DL
1.4
6.0
1.1
1.6
1.1
3.2
3.1
0.0
6.0
4.4
4.4
4.3
2.0
3.0
3.2
3.1
3.2
2.9
3.3
6.0
1.1
1.5
0.0
0.0
1.3
6.0
6.0
1.4
1.4
3.3
W897 MP SHORT
CAUTION
ATTENTION
!
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
:
( MAIN PCB )
MOTOR DRIVER SCHEMATIC DIAGRAM
Summary of Contents for CR-245
Page 16: ...CR 245 SCHEMATIC DIAGRAMS 14 POWER POWER PCB CR 245 A 1 2 3 4 5 B C D E F G H 6 7 8 I J K...
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...