AVR 170 (serv.man7) - Harman Kardon Audio Service Manual (repair manual). Page 114

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AVR170_MAIN_MP_CUP12458Z_A_0522(MP).sch-1 - Fri Jul 13 16:01:04 2012
SR-CH
SL-CH
C-CH
FR-CH
FL-CH
12.05.22
MULTI. LAB
ANAM
ISSUE
12.05.22
12458SCMZ
A
Y.W.Y
J.W.J L.J.H
AVR170
B
1
2
3
4
5
D
C
B
A
6
C
D
APPROVE
CHECK
DESIGN
DRAWING NO
(AMP)
1
1
MODEL
SHEET
SCHEMATIC DIAGRAM
REVISION
1
2
3
4
5
6
7
MP
-VCC
-VCC
-VCC
-VCC
-VCC
+VCC
+VCC
+VCC
+VCC
+VCC
OVER
OVER
OVER
OVER
OVER
SUB_IN
SL_IN
CNT_IN
SR_IN
FL_IN
FR_IN
SUB out
SL
CNT
SR
FL
FR
CNT_CH
FR_CH
FL_CH
SL_CH
SR_CH
CNT
SL
SR
FL
FR
OVERLOAD
OVERLOAD DETECTION
+VCC
0V
0V
FROM INPUT B'D
-1.2V
+1.2V
+1.2V
-1.2V
-1.2V
+1.2V
+1.2V
-1.2V
-1.2V
+1.2V
SUB_OUT
-VCC
FL
SL
CEN
FR
SR
FAN
NC PART
NC PART
- 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.
+VCC
TO SMPS B'D
PROTECT TEST
(SHORT)
+VCC
GND
-VCC
SUB_IN
SL_IN
CNT_IN
SR_IN
FL_IN
FR_IN
P_M
PROTECT
P_FAIL
+12V
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
12.05.22
12.05.22
DC PROTECTOR
FAN TEST
(SHORT)
NC
FAN2_ON
FAN1_ON
OC_DETECT
* 3 Step Detect *
3.9A : VCC 45V->38V
4.3A : VCC 38V->25V
7A: Protect
Operating: +2.7V~ , -2.9V~
10 12
0315 Add
R669
47 (1/4W)
R699
47 (1/4W)
L504
0.5uH
R784
75
R774
75
C609
33P
C574
270P
Q884
C3423Y
Q604
KSA992
Q564
KSC1845
Q874
A1360Y
Q504
KSA992
Q514
KSC1845
Q519
KSC1845
Q559
KSC1845
R589
560
R604
22K
R609
22K
R649
3.3(1/4W)
R654
3.3(1/4W)
R594
560
R569
560
R599
560
R584
560
R574
560
R519
1.5K
R514
1.5K
R534
100
R539
100
R524
470
R544
270
D584
1SS133M
C634
63V/47uF
C564
16V/100uF
C639
63V/47uF
C604
12P
R639
18(1/4W)
R634
18(1/4W)
C684
50V/10uF
R579
10
R559
27K
C504
50V/10uF
R509
27K
C509
330P
R564
1.8K
Q660
2SD2390
Q654
2SB1560
21
CN64
R674
4.7K
R679
1.8K
R684
5.6K
Q684
MMBT5551
R689
10K
R801
10K
Q801
MMBT5551
R803
5.6K
R808
1.8K
R805
4.7K
21
CN66
Q804
2SB1560
Q803
2SD2390
R850
1.8K
C815
330P
R862
27K
C817
50V/10uF
R848
27K
R611
10
C801
50V/10uF
R821
18(1/4W)
R822
18(1/4W)
C805
12P
C808
63V/47uF
C811
16V/100uF
C807
63V/47uF
D801
1SS133M
R860
270
R872
470
R857
100
R856
100
R852
1.5K
R853
1.5K
R837
560
R843
560
R836
560
R842
560
R835
560
R818
3.3(1/4W)
R817
3.3(1/4W)
R831
22K
R830
22K
R834
560
Q820
KSC1845
Q819
KSC1845
Q818
KSC1845
Q816
KSA992
Q876
A1360Y
Q813
KSC1845
Q812
KSA992
Q886
C3423Y
C819
270P
C803
33P
R776
75
R786
75
L506
0.5uH
R813
47 (1/4W)
R812
47 (1/4W)
R668
47 (1/4W)
R698
47 (1/4W)
L503
0.5uH
R783
75
R773
75
C608
33P
C573
270P
Q883
C3423Y
Q603
KSA992
Q563
KSC1845
Q872
A1360Y
Q503
KSA992
Q513
KSC1845
Q518
KSC1845
Q558
KSC1845
R588
560
R603
22K
R608
22K
R648
3.3(1/4W)
R653
3.3(1/4W)
R593
560
R568
560
R598
560
R583
560
R573
560
R518
1.5K
R513
1.5K
R533
100
R538
100
R523
470
R543
270
D583
1SS133M
C633
63V/47uF
C563
16V/100uF
C638
63V/47uF
C603
12P
R638
18(1/4W)
R633
18(1/4W)
C683
50V/10uF
R578
10
R558
27K
C503
50V/10uF
R508
27K
C508
330P
R563
1.8K
Q659
2SD2390
Q653
2SB1560
21
CN63
R673
4.7K
R678
1.8K
R683
5.6K
Q683
MMBT5551
R688
10K
R667
47 (1/4W)
R697
47 (1/4W)
L502
0.5uH
R782
75
R772
75
C607
33P
C572
270P
Q882
C3423Y
Q602
KSA992
Q562
KSC1845
Q871
A1360Y
Q502
KSA992
Q512
KSC1845
Q517
KSC1845
Q557
KSC1845
R587
560
R602
22K
R607
22K
R647
3.3(1/4W)
R652
3.3(1/4W)
R592
560
R567
560
R597
560
R582
560
R572
560
R517
1.5K
R512
1.5K
R532
100
R537
100
R522
470
R542
270
D582
1SS133M
C632
63V/47uF
C562
16V/100uF
C637
63V/47uF
C602
12P
R637
18(1/4W)
R632
18(1/4W)
C682
50V/10uF
R577
10
R557
27K
C502
50V/10uF
R507
27K
C507
330P
R562
1.8K
Q658
2SD2390
Q652
2SB1560
21
CN62
R672
4.7K
R677
1.8K
R682
5.6K
Q682
MMBT5551
R687
10K
R686
10K
Q681
MMBT5551
R681
5.6K
R676
1.8K
R671
4.7K
21
CN61
Q661
2SB1560
Q657
2SD2390
R561
1.8K
C506
330P
R506
27K
C501
50V/10uF
R556
27K
R576
10
C681
50V/10uF
R631
18(1/4W)
R636
18(1/4W)
C601
12P
C636
63V/47uF
C561
16V/100uF
C631
63V/47uF
D581
1SS133M
R541
270
R521
470
R536
100
R531
100
R511
1.5K
R516
1.5K
R571
560
R581
560
R596
560
R566
560
R591
560
R651
3.3(1/4W)
R646
3.3(1/4W)
R606
22K
R601
22K
R586
560
Q556
KSC1845
Q516
KSC1845
Q511
KSC1845
Q501
KSA992
Q858
A1360Y
Q561
KSC1845
Q601
KSA992
Q881
C3423Y
C571
270P
C606
33P
R771
75
R781
75
L501
0.5uH
R696
47 (1/4W)
R666
47 (1/4W)
D803
1SS355
R870
43K
C813
16V/100uF
Q824
MMBT5551
D504
1SS355
R502
43K
C569
16V/100uF
Q544
MMBT5551
D501
1SS355
R501
43K
C566
16V/100uF
Q541
MMBT5551
R941
10K
R993
10(1W)
C993
0.047u
R942
10K
C995
0.047u
R995
10(1W)
R944
10K
C997
0.047u
R997
10(1W)
R946
10K
C990
0.047u
R990
10(1W)
R947
10K
C992
0.047u
R999
10(1W)
C981
5600P
C980
5600P
C971
5600P
C973
5600P
C972
5600P
C900
0.047u
C901
0.047u
C910
0.047u
C918
0.047u
C919
0.047u
C726
220P
C924
0.1uF
D973
1SS355
D974
1SS355
Q961
A1024
R961
330
D954
1N4003
D955
1N4003
Q960
RT1N144
R962
27K
R706
0
Q939
RT1P144
Q938
RT1P144
Q942
MMBT5551
R940
30K
C940
10V/470uF
R986
1K
C939
50V/4.7uF
R939
4.7K
D502
1SS355
R504
43K
C567
16V/100uF
Q542
MMBT5551
Q543
MMBT5551
C568
16V/100uF
R505
43K
D503
1SS355
1
2
3
4
5
6
JK91
JK90
G901
R989
3K
Q941
MMBT5551
R879
330
R887
1.2K
Q856
D600K
C856
50V/10uF
VR86
VR87
C857
50V/10uF
Q857
D600K
R888
1.2K
R880
330
R878
330
R886
1.2K
Q855
D600K
C855
50V/10uF
VR85
VR84
C854
50V/10uF
Q854
D600K
R885
1.2K
R877
330
R875
330
R883
1.2K
Q852
D600K
C852
50V/10uF
VR82
R891
390
R893
390
R894
390
R896
390
R897
390
4
3
2
1
JK92
C915
3300uF/63V
C916
3300uF/63V
R918
47K
R917
47K
Q913
MMBT5551
Q912
MMBT5551
Q911
MMBT5401
R927
100K
R928
33K
C917
63V/47uF
R925
10K
R908
33K
R909
33K
C931
0.047u
C932
0.047u
D903
1SS355
D802
1SS355
R901
2.7K
C925
50V/2.2uF
C927
1000P
R952
22K
R953
22K
R979
22K
D967
1SS133M
D968
1SS133M D969
1SS133M
R959
100K
C950
10V/470uF
R958
56K
R964
22K
D975
1SS133M
R965
22K
D976
1SS133M
Q924
A1271Y
Q930
A1271Y
Q926
A1271Y
Q915
MMBT5551
R924
47K
R931
47K
R926
47K
R915
2.2K
R929
2.2K
R930
2.2K
R933
4.7K
D964
1SS355
C944
220uF
21
CN89
Q916
RT1N144
Q917
RT1N144
R922
10(1W)
R923
1R0/1W
3
2
1
BN60
R711
2W 0.47RΩ
R712
2W 0.47RΩ
R713
2W 0.47RΩ
R714
2W 0.47RΩ
R715
2W 0.47RΩ
R716
2W 0.47RΩ
R717
2W 0.47RΩ
R718
2W 0.47RΩ
R719
2W 0.47RΩ
R720
2W 0.47RΩ
R721
2W 0.47RΩ
R722
2W 0.47RΩ
R723
2W 0.47RΩ
R724
2W 0.47RΩ
R725
2W 0.47RΩ
R726
2W 0.47RΩ
R727
2W 0.47RΩ
R728
2W 0.47RΩ
R729
2W 0.47RΩ
R730
2W 0.47RΩ
R967
10K
R943
1W 22Ω
R960
4.7K
R966
4.7K
R937
0.1
R938
0.1
R951
1.0
R954
1K
R955
560K
Q937
MMBT5401
Q940
MMBT5401
C716
16V/22uF
R971
10K
R970
JUMPER
R972
10K
Q945
MMBT5551
D965
1SS355
R920
47K
R919
47K
L915
JUMPER
L916
JUMPER
C700
NC
C701
NC
20
21
23
22
19
18
16
17
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
WF61
D971
1SS355
D970
1SS355
21
CN11
21
CN10
D902
3.3V
D981
1SS355
R902
33K
C942
1000P
C945
1000P
SIG[00:60]
SIG[00:60]
SIG00
SIG00
PROTECT
POWER_MUTE
+12V
POWER_MUTE
POWER_MUTE
POWER_MUTE
POWER_MUTE
POWER_MUTE
P_M
+12V
SIG01
SIG00
SIG01
SIG06
SIG14
SIG00
SIG01
SIG16
SIG06
SIG15
SIG01
SIG00
SIG06
SIG01
SIG00
SIG06
SIG24
SIG21
SIG22
SIG20
SIG23
P_FAIL
P_FAIL
PROTECT
SIG06
SIG[00:60]
SIG21
+12V
SIG12
SIG13
SIG14
SIG15
SIG16
SIG18
OC_DETECT
SIG12
SIG06
SIG01
SIG00
+12V
OC_DETECT
FAN1_ON
FAN2_ON
FAN1_ON
FAN2_ON
SIG24
SIG20
SIG22
SIG23
SIG13
SIG18
+12V
P_M
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