Arcam AVR400, Service Manual, Page: 30 / 34

M P
FL
FR
SR
SL
CEN
SBL
SBR
11
15
1
D
A
C
3
2
5 4
D
C
B
A
7
6
5
4
3
2
1
REVISION
SCHEMATIC DIAGRAM
SHEET
AVR400
MODEL
2
1
DRAWING NO DESIGN CHECK APPROVE
B
(AMP PART)
FL
CEN
FR
FROM POWER BOARD
M
CU
/IN
PU
T
BO
AR
D
FROM TRANS
OUTPUT SIGNAL DETECT
FAN
CEN
SUB
SL
SR
SBL
SBR
FL
FR
NT
C
TH
ER
M
IS
TO
R
NT
C
TH
ER
M
IS
TO
R
NT
C
TH
ER
M
IS
TO
R
GND_DEC
GND_DEC
GND_DEC
GND_DEC
GND_DEC
GND_DEC
GND_DEC
GND_DEC
GND_DEC
GND_DEC
GND_DEC
GND_DEC
GND_DEC
GND_DEC
GND_DEC
GND_DEC
GND_DEC
GND_DEC
GND_DEC
GND_DEC
GND_DEC
GND_DEC
GND_DEC
GND_FL
GND_C
GND_FR
GND_SBL
GND_SL
GND_FL
GND_C
GND_FR
GND_SR
GND_SBR
GND_FL GND_FR
GND_C
GND_SL
GND_SR
GND_SBL
GND_SBR
GND_DEC
GND
_D
EC
GND_DEC
1CH
2CH
3CH
1.6V
850mV
550mV
FAN2
FAN1
Operating Voltage
8V
10.5V
Operating Temp.
65~70'C
75~80'C
2329SCMZ
CUP12329-2
CUP12329-1
(ELNA RFO)
(ELNA RFO)
(ELNA RFO)
(PP Film)
(P
P
Fil
m
)
(P
P
Fil
m
)
(P
P
Fil
m
)
(P
P
Fil
m
)
(PP Film)
(PP
F
ilm
)
(PP
F
ilm
)
(PP Film)
(Fusible)
(Fusible)
(Fusible)
(Fusible)
(Fusible)
(Fusible)
(CHG1A502)
(CHG1A503)
(CH
G1
A504
)
*Add Ferrite Clamp(CLZ9Z070Z)
*CHG1A504: 3M Bumpon SJ-6344
*CHG1A503 : Rubber Damping Pad 7.5 X 6 X 3mm
*CHG1A502 : Rubber Damping Pad 15 X 6 X 3mm
Thermal Protect Temp. : 100~105'C
85
105
140
1.3K
4K 105'C
100'C
75'C
65'C
25'C
Resistance
Temp.
*POSISTOR (SYPSX08850JD)
To Cable From Transformer.
Fan Test
(CH
G1
A504
)
(CHG1A502)
(CHG1A502)
(CHG1A502)
(CHG1A503)
(CHG1A503)
- 6
**THE UNIT OF RESISTANCE IS OHM.
K=1000 OHM, M=1000 KOHM
**THE UNIT OF CAPACITANCE IS MICROFARAD (uF).
1pF = 10 uF
**THIS SCHEMATIC DIAGRAM MAY BE MODIFIED AT ANYTIME
WITH THE IMPROVEMENT OF PERFORMANCE.
COMPONENTS IDENTIFIED BY MARK HAVE SPECIAL CHARACTERISTICS
USE ONLY MANUFACTURER'S SPECIFIED PARTS.
IMPORTANT FOR SAFETY. WHEN REPLACING ANY OF THESE COMPONENTS,
**IMPORTANT SAFETY NOTICE.
10.11.18 10.11.18 10.11.18
L.K.M L.J.H S.H.S
6
1
5 4
2 3
RY52
R5881
22K(F)
R
588
2
10K
(F
)
Q5882
BC856B
Q5884
BC846B
C
588
2
1/
50
V
R
588
3
47
K
R
588
4
47
K
6
5
4
3
2
1
JK51
+
-
-
+
+
-
+
-
1
2
3
4
5
6
7
8
9
10
JK52
Q5862
BC846B
Q5864
BC846B
C
586
2
0.
1u
F
100
V
C
586
1
100
/50
V
R
586
1
33
K
R
584
1
47
K
R
584
2
47
K
R5843
47K
3 2 1
BN591
27
26
20
21
23
22
24
25
19
18
16
17
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
C
N
10
3
R
583
8
47
K
R
583
7
47
K
C
583
2
0.
1u
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V
C
583
1
0.
1u
/250
V
C
583
3
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1u
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V
2
4
3
1
D5830
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583
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0.
047
uF
C
583
6
0.
047
uF
6
1
5 4
2 3
RY51
Q5863
BC856B
R5885
47K
D
588
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R
LS
414
8
6
1
5 4
2 3
RY53
6
1
5 4
2 3
RY54
Q5054
KRC107S
D
505
4
1SS
35
5
Q5053
KRC107S
Q5052
KRC107S
Q5051
KRC107S
D
505
3
1SS
35
5
D
505
2
1SS
35
5
D
505
1
1SS
35
5
C
505
2
0.
1u
F
C
505
1
0.
1u
F
D5908
1SS133M
D
590
7
1SS
133
M
C5907
10/50V
C
590
8
100
/35
V
R5908
1K(F)
R
590
9
330
K
Q5909
KRC111M
D
590
9
5.
1V
R5906
7.5K
R5905
7.5K
R5801
100(F) 0.1W
C
580
1
22
P
R5802
100(F) 0.1W
C
580
2
22
P
R5803
100(F) 0.1W
C
580
3
22
P
R5804
100(F) 0.1W
C
580
4
22
P
R5805
100(F) 0.1W
C
580
5
22
P
R5806
100(F) 0.1W
C
580
6
22
P
R5807
100(F) 0.1W
C
580
7
22
P
R5808
100(F) 0.1W
C
580
8
22
P
C
581
5
0.
1u
F
C
581
1
0.
1u
F
Q5931
KRC107S
Q5934
KTA1271Y
D5931
Q5920
KRC107S
Q5924
KTA1271Y
R5935
0
R5925
10 1W
R5923
4.7 1W
R
592
1
4.
7K
D5920
C
593
6
470
/16
V
D
581
2
1SS
35
5
D
581
1
1SS
35
5
R
581
5
4.
7
D
581
6
1SS
35
5
D
581
5
1SS
35
5
R
581
0
4.
7
2
1 TH
58
5
Q5855
BC846B
R5854
15K
R5853
1K(F)
R
585
5
1.
5K
R5852
1K(F)
R5851
0
D
585
1
1SS
35
5
Q5911
KTA1271Y
R5911
10K(F)
R
591
0
4.
7K
R5904
1.5K
R5903
470
R5902
15K
R5901
1.5K
R
593
1
47
K
R
592
0
33
K
JK581
JK582
R5907
7.5K
R
593
2
4.
7K
R5933
1.5 0.2W
D
517
0
1N
4003
S
D
518
0
1N
4003
S
R
518
3
4.
7
2W
(R
)
C
518
3
0.
1u
F/
100
V
Q5140
BC856B
Q5130
BC846B
Q5160
2SA1859A
Q5113
KTA1024Y
R5178
1K(F)
2
1
C
N
51
R5176
1K(F)
R5134
330(F)
R5144
330(F)
R
513
2
150
(F
)
R
514
2
150
(F
)
R
513
1
10
(F
)
R
514
1
10
(F
)
R
516
0
82
(F
)
R
515
0
56
(F
)
Q5120
KTC3114A
C
511
7
10
/50
V
R
512
0
27
(F
)
R
512
1
1K
(F
)
R
512
2
100
K
VR51
470
C5116
470pF 100V
C
511
5
100
pF
100
V
Q5115
BC856B
R
511
4
1K
(F
)
R
511
5
2.
2K
0
.25
W
R
511
3
33
(F
)
R5112
1K(F)
Q5112
BC856B
R
511
6
22K
(F
)
Q5104
BC856B Q5103
BC856B
Q5101
BC846B Q5102
BC846B
R
510
5
68
(F
)
R
510
6
68
(F
)
R
510
3
100
(F
)
R
510
4
100
(F
)
Q5110
BC846B
Q5109
BC846B
R
510
9
220
(F
)
R
511
0
22K
(F
)
C
510
9
10
/50
V
R
511
1
8.
2K
(F
)
R
512
6
12K
(F
)
Q5126
KTC3206Y
Q5125
BC846B
R
512
5
82
(F
)
C
513
0
100
/100
V
C
512
9
100
/100
V
R
510
7
680
(F
)
R
510
8
22K
F
(
M
et
al
F
ilm
)
C
510
7
470
/16
V
R
510
2
22K
(F
)
C5102
100/50V
R5101
680(F)
C
510
1
1000
pF
100
V
D5130
1N5819
D5129
1N5819
R
513
6
8.
2K
0
.25
W
(F
)
R
513
5
3.
3K
(F
)
R
513
7
8.
2K
0
.25
W
(F
)
D
513
5
27
V
D
514
5
27
V
R
514
7
8.
2K
0
.25
W
(F
)
R
514
5
3.
3K
(F
)
R
514
6
8.
2K
0
.25
W
(F
)
R5185 68K(F)
R5129
22 0.5W(Fusible)
R5130
22 0.5W(Fusible)
L5185
0.5uH
R5184
4.7 2W(R)
Q5188
MMBT5551
R5188
10K(F)
R5186
10K(F)
R
518
9
5.
6K
(F
)
C
518
9
0.
1u
F
100
V
R
519
0
22K
(F
)
R5844
10K(F)
D5848
RLS4148SR
R5847
1.5K
Q5845
BC846B
R
584
6
22K
(F
)
R5845
22K(F)
R5814
4.7
R
592
4
10K
(F
)
R
593
4
10K
(F
)
R5912
1.5 0.2W
G583
R
512
3
1K
(F
)
Q5150
2SC4883A
Q5131
BC856B
Q5141
BC846B
R
517
5
0.
22
X
2
5W
R
514
3
1K
(F
)
R
513
3
1K
(F
)
C
513
5
0.
1u
F
C
514
5
0.
1u
F
C
513
4
10
/50
V
C
514
4
10
/50
V
R5170
1.0 0.25W
R5138
820(F)
R5148
820(F)
C5150
(N.F)
C5160
(N.F)
R5180
1.0 0.25W
Q5181
MMBT5551
R
518
2
100
(F
)
R5181
47K
D5862
1SS355
Q5871
BC856B
Q5874
BC846B
R
587
1
3.
3K
(F
)
D
537
0
1N
4003
S
D
538
0
1N
4003
S
R
538
3
4.
7
2W
(R
)
C
538
3
0.
1u
F/
100
V Q5340
BC856B
Q5330
BC846B
Q5360
2SA1859A
Q5313
KTA1024Y
R5378
1K(F)
2
1
C
N
53
R5376
1K(F)
R5334
330(F)
R5344
330(F)
R
533
2
150
(F
)
R
534
2
150
(F
)
R
533
1
10
(F
)
R
534
1
10
(F
)
R
536
0
82
(F
)
R
535
0
56
(F
)
Q5320
KTC3114A
C
531
7
10
/50
V
R
532
0
27
(F
)
R
532
1
1K
(F
)
R
532
2
100
K
VR53
470
C5316
470pF 100V
C
531
5
100
pF
100
V
Q5315
BC856B
R
531
4
1K
(F
)
R
531
5
2.
2K
0
.25
W
R
531
3
33
(F
)
R5312
1K(F)
Q5312
BC856B
R
531
6
22K
(F
)
Q5304
BC856B Q5303
BC856B
Q5301
BC846B Q5302
BC846B
R
530
5
68
(F
)
R
530
6
68
(F
)
R
530
3
100
(F
)
R
530
4
100
(F
)
Q5310
BC846B
Q5309
BC846B
R
530
9
220
(F
)
R
531
0
22K
(F
)
C
530
9
10
/50
V
R
531
1
8.
2K
(F
)
R
532
6
12K
(F
)
Q5326
KTC3206Y
Q5325
BC846B
R
532
5
82
(F
)
C
533
0
100
/100
V
C
532
9
100
/100
V
R
530
7
680
(F
)
R
530
8
22K
F
(
M
et
al
F
ilm
)
C
530
7
470
/16
V
R
530
2
22K
(F
)
C5302
100/50V
R5301
680(F)
C
530
1
1000
pF
100
V
D5330
1N5819
D5329
1N5819
R
533
6
8.
2K
0
.25
W
(F
)
R
533
5
3.
3K
(F
)
R
533
7
8.
2K
0
.25
W
(F
)
D
533
5
27
V
D
534
5
27
V
R
534
7
8.
2K
0
.25
W
(F
)
R
534
5
3.
3K
(F
)
R
534
6
8.
2K
0
.25
W
(F
)
R5385
68K(F)
R5329
22 0.5W(Fusible)
R5330
22 0.5W(Fusible)
L5385 0.5uH
R5384
4.7 2W(R)
Q5388
MMBT5551
R5388
10K(F)
R5386
10K(F)
R
538
9
5.
6K
(F
)
C
538
9
0.
1u
F
R
539
0
22K
(F
)
R
532
3
1K
(F
)
R
532
4
560
(F
)
Q5350
2SC4883A
Q5331
BC856B
Q5341
BC846B
R
537
5
0.
22
X
2
5W
R
534
3
1K
(F
)
R
533
3
1K
(F
)
C
533
5
0.
1u
F
C
534
5
0.
1u
F
C
533
4
10
/50
V
C
534
4
10
/50
V
R5370
1.0 0.25W
R5338
820(F)
R5348
820(F)
R5380
1.0 0.25W
C5350
(N.F)
C5360
(N.F)
Q5381
MMBT5551
R
538
2
100
(F
)
R5381
47K
D
527
0
1N
4003
S
D
528
0
1N
4003
S
R
528
3
4.
7
2W
(R
)
C
528
3
0.
1u
F/
100
V
Q5240
BC856B
Q5230
BC846B
Q5260
2SA1859A
Q5213
KTA1024Y
R5278
1K(F)
2
1
C
N
52
R5276
1K(F)
R5244
330(F)
R
523
2
150
(F
)
R
524
2
150
(F
)
R
523
1
10
(F
)
R
524
1
10
(F
)
R
526
0
82
(F
)
R
525
0
56
(F
)
Q5220
KTC3114A
C
521
7
10
/50
V
R
522
0
27
(F
)
R
522
1
1K
(F
)
R
522
2
100
K
VR52
470
C5216
470pF 100V
C
521
5
100
pF
100
V
Q5215
BC856B
R
521
4
1K
(F
)
R
521
5
2.
2K
0
.25
W
R
521
3
33
(F
)
R5212
1K(F)
Q5212
BC856B
R
521
6
22K
(F
)
Q5204
BC856B Q5203
BC856B
Q5201
BC846B Q5202
BC846B
R
520
5
68
(F
)
R
520
6
68
(F
)
R
520
3
100
(F
)
R
520
4
100
(F
)
Q5210
BC846B
Q5209
BC846B
R
520
9
220
(F
)
R
521
0
22K
(F
)
C
520
9
10
/50
V
R
521
1
8.
2K
(F
)
R
522
6
12K
(F
)
Q5226
KTC3206Y
Q5225
BC846B
R
522
5
82
(F
)
C
522
9
100
/100
V
R
520
7
680
(F
)
R
520
8
22K
F
(
M
et
al
F
ilm
)
C
520
7
470
/16
V
R
520
2
22K
(F
)
C5202
100/50V
R5201
680(F)
C
520
1
1000
pF
100
V
D5230
1N5819
D5229
1N5819
R
523
6
8.
2K
0
.25
W
(F
)
R
523
5
3.
3K
(F
)
R
523
7
8.
2K
0
.25
W
(F
)
D
523
5
27
V
D
524
5
27
V
R
524
7
8.
2K
0
.25
W
(F
)
R
524
5
3.
3K
(F
)
R
524
6
8.
2K
0
.25
W
(F
)
R5285 68K(F)
R5229
22 0.5W(Fusible)
R5230
22 0.5W(Fusible)
L5285 0.5uH
R5284 4.7 2W(R)
Q5288
MMBT5551
R5288
10K(F)
R5286
10K(F)
R
528
9
5.
6K
(F
)
C
528
9
0.
1u
F
100
V
R
529
0
22K
(F
)
R
522
3
1K
(F
)
R
522
4
560
(F
)
Q5250
2SC4883A
Q5231
BC856B
Q5241
BC846B
R
527
5
0.
22
X
2
5W
R
524
3
1K
(F
)
R
523
3
1K
(F
)
C
523
5
0.
1u
F
C
524
5
0.
1u
F
C
523
4
10
/50
V
C
524
4
10
/50
V
R5270
1.0 0.25W
R5238
820(F)
R5248
820(F)
R5280
1.0 0.25W
C5250
(N.F)
C5260
(N.F)
Q5281
MMBT5551
R
528
2
100
(F
)
R5281
47K
C
587
2
47
/25
V
R5873
10K(F)
R
587
2
120
K
R
587
4
10K
(F
)
C
583
9
15000
uF
/80
V
C
584
0
15000
uF
/80
V
C
527
0
22
uF
/100
V
C
528
0
22
uF
/100
V
C
538
0
22
uF
/100
V
C
537
0
22
uF
/100
V
C
517
0
22
uF
/100
V
C
518
0
22
uF
/100
V
Q5180
NJL1302DG
Q5170
NJL3281DG
Q5380
NJL1302DG
Q5370
NJL3281DG
C
515
5
10
U
F/
100
V
R
515
5
100
0
.5
W
C
535
5
10
U
F/
100
V
R
535
5
100
0
.5
W
Q5280
NJL1302DG
Q5270
NJL3281DG
C
525
5
10
U
F/
100
V
R
525
5
100
0
.5
W
R
521
8
1K
1
W
(R
)
R
521
7
1K
1
W
(R
)
C
522
8
22
uF
/100
V
R5227
68(F) 0.25W
R5228
68(F) 0.25W
C
522
7
22
uF
/100
V
C
523
0
100
/100
V
R5327
68(F) 0.25W
R5328
68(F) 0.25W
R5128
68(F) 0.25W
R5127
68(F) 0.25W
R
531
8
1K
1
W
(R
)
R
531
7
1K
1
W
(R
)
C
532
8
22
uF
/100
V
C
532
7
22
uF
/100
V
C
512
7
22
uF
/100
V
C
512
8
22
uF
/100
V
R
511
8
1K
1
W
(R
)
R
511
7
1K
1
W
(R
)
R
586
4
47
K
5 4 3 2 1
CN508
2
1
4
3
6
5
8
7
CN501
5
4
3
2
1
C
N
58
2
5
4
3
2
1
C
N
58
1
C
587
1
1/
50
V
R
512
4
560
(F
)
2
1
C
N
59
2
2
1
C
N
59
3
R5234
330(F)
2
1
TH
58
6
PROTECT
VCC
PROTECT
OVERLOAD
V_DET
VCC
VEE
SL_IN
CEN_IN
SR_IN
FL_IN
SBL_IN
FR_IN
SBR_IN
SPK_REALY
SPK_REALY
SPK_REALY
SPK_REALY
SBL_OUT
SL_OUT
FL_OUT
FR_OUT
CEN_OUT
SBR_OUT
SR_OUT
V
_D
ET
+12V
FL_OUT
FR_OUT
FAN1
FAN2
FAN_12V
+12V
V_DET
+12V
FAN_12V
FAN1
FAN2
SUB_IN
SPK_REALY
POWER_RELAY
POWER_DOWN
POWER_MUTE
CEN_OUT
FAN_12V
GND_SIG
V_DET
FL_IN
VEE
VCC
O
V
ER
LO
A
D
FL_OUT
GND_SIG
POWER_MUTE
+12V
SOA_PROTECT
SOA_PROTECT
GND_SIG
V_DET
CEN_IN
VEE
VCC
O
V
ER
LO
A
D
CEN_OUT
SOA_PROTECT
GND_SIG
V_DET
FR_IN
VEE
VCC
O
V
ER
LO
A
D
FR_OUT
SOA_PROTECT
GND_SIG
GND_SIG
GND_SIG
GND_SIG
GND_SIG
GND_SIG
GND_SIG
GND_SIG
CGND CGND
CGND
PO
W
ER
-D
O
W
N
PO
W
ER
_D
O
W
N +5V
SUB_POWER
CGND