Onkyo CR-325 Service Manual

CR-325/525
SCHEMATIC DIAGRAMS - 3
AMPLIFIER SECTION
CR-325/525
U03 AMPLIFIER CIRCUIT
PC BOARD
NOTE
PROTECT
SW_OUT
L_SP
R_SP
GND
L_OUT
R_OUT
S2_1
S2_2
S2_CT
S2_CT
AGND
PRE_L
PRE_R
PROTECT
POWER
AGND
A-MUT
+9V
GND
-9V
L
R
to MAIN PWB
NAAF-9579
to HP-Jack
L-CHR-CH
SW OUT
Fch=71kHz
to PS PWB
CR-325: Silver
CR-525: Gold
P501
+3.6V / -4.2V
SN:27160179
-7.8
21.7
20.8
20.8
-0.8
-21.0
0.6
-22.0
-0.6
0.0
-16.4
R519
39(1/2W)
R521
39(1/2W)
Q509
2SA1015GR
Q515
2SA1015GR
Q511
2SA1015GR
Q517
2SC1815GR
Q519
2SC1815GR
R533
33(1/2W)
R535
39(1/2W)
R534
33(1/2W)
R536
39(1/2W)
Q520
2SC1815GR
Q518
2SC1815GR
Q512
2SA1015GR
R558
82(1/2W)
R560
0.22(2W)
R562
0.22(2W)
R557
82(1/2W)
R559
0.22(2W)
R561
0.22(2W)
Q558
2SC3851-O
Q560
2SA1488-O
Q559
2SA1488-O
Q557
2SC3851-O
R495
2.2K
R496
2.2K
R565
100
R501
33K
R507
470
C503
221
Q501
2SC1622A
R509
820
R511
820
Q503
2SC1622A
R537
180
R539
180
Q505
2SC2712
R523 6.8K
R513
3.3K
D503
UDZS5.6B
R505
22K
Q492
RN1441
R492
47K
R493
12K
Q496
2SC2712
Q495
2SA1162-GR
R506
22K
D504 UDZS5.6B
R514
3.3K
R524 6.8K
R540
180
R538
180
Q506
2SC2712
Q504
2SC1622A
Q502
2SC1622A
R512
820
C504
221
R508
470
R502
33K
R566
100
C511
2P
R525
18K
C525
22P
R527
18K
R543
470
R517
33K
R526
18K
C512
2P
C526
22P
R518
33K
R544
470
R598
100
R494
22K
C505 22/50
C501
47/25
C502
47/25
C491
100/10
R503
12K
1.5
D501
1SS355
R504
12K
D502
1SS355
J3A
R563
8.2(1/2W)
J2A
R581
12k
R583 5.6k
C581
NC
Q583
2SA1015
Q591
2SC2712
Q592
2SC2712
R588
18k
Q581
2SC2712
D591
1SS355
D592
1SS355
C553
473
R585
33K
R591
47K
R593
33K
C583
1/50
+
R589
10k
D581
UDZS5.1B
R564
8.2(1/2W)
J5A
R592
47K
C554
473
R584
5.6K
R582
12K
C582
NC
Q582
2SC2712
R586
33K
R491
39K
D491
1SS355
R567
10
J4A
R597
100
C951
334J
J2B_J5B
J3B_J4B
R541
22(1/2W)
C542
220/50
C541
220/50
Q493
RN1441
Q491
RN1441
Q494
RN1441
C571
102
C572
102
C573
102
C576
102
C574
102
P502
3
2
1
C575
332
JL501B
1
2 3
JL501A
3
2
1
R575
680
R573
10K
R574
10K
JL502B
L571
S-1.3C
J571
NC
R571
10(1/2W)
L572
S-1.3C
R572
10(1/2W)
J572
NC
JL505A
4
3
2
1
JL504A
1 2
3
4
D951
D3SBA20
1
2
4
3
Q516
2SA1015GR
R510
820
Q510
2SA1015GR
R522
39(1/2W)
R520
39(1/2W)
R515
1K
R516
1K
C510
220/10
C509
220/10
R546
NC
R545
NC
C954
3300/25(RZ)
C952
334J
C953
3300/25(RZ)
C506
22/50
R542
22(1/2W)
JL503A
11
10
9
8
7
6
5
4
3
2
1
P501
SP TERM
1
3
4
2
5
R587
47K
R594
47K
C591
100/10
JL505B
1
2
3
4
P503
1
2
3
4
C520
10/50
C522
100/25
C521
100/25
R952
68(1/2W)
J501
R951
18(1W)
1.1
-1.1
R553
680F
R577
560
R551
1.5KF
Q561
2SA1162-GR
Q551
2SC2712
R555
4.7KF
R552
1.5KF
R578
560
Q552
2SC2712
Q562
2SA1162-GR
R554
680F
R556
4.7KF
R528
18K
R548
15K
R547
15K
C517
10/50(VZ)
C518
10/50(VZ)
C552
10/50(VZ)
C551
10/50(VZ)
C519
10/50(VZ)
R953
3.3(1/2W)
Q553
2SC3421-O/Y
Q555
2SA1358-O/Y
Q554
2SC3421-O/Y
Q556
2SA1358-O/Y
Q541
78M09
3
O
2
G
1
I
Q542
79M09
3
O
2
I
1
G
w w w . x i a o y u 1 6 3 . c o m
Q Q
3
7
6 3
1 5 1 5
0 9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
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Onkyo CR-325 Specifications

General

Brand	Onkyo
Model	CR-325
Category	Car Receiver
Language	English