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MAIN PWB CIRCUIT DIAGRAM (1/3) [AV-21D83
TO SPEAKER
CN001
QGA2501C5-04
J770
QNS0155-001
B.MUTE
ECO
R770
QRE122J-271
A_OUT_R
R771
1K
A.GND
REMOTE
A_OUT_L
R773
1K
CN00A
CN01A
LED
R772
KEYIN
QRE122J-271
J771
QNN0282-003
VIDEO
R774
X
J772
QNN0282-002
FRONT INPUT
AUDIO_L
(VIDEO 3)
D807
MA3100/M/-X
J773
QNN0282-001
AUDIO_R
D808
MA3100/M/-X
R801
X
J801
QNN0349-001
R802
X
NOT
R803
EXIST
33K
R804
VIDEO 1
75
INPUT
Y2
R805
75
J802
D801
CN00D
CN01D
MA3120/M/-X
CB
C801
COMPONENT
10/50
R806
(VIDEO 2)
75
INPUT
D802
MA3120/M/-X
CR
R807
C802
75
10/50
L2
R2
C823
Q804
100/16
∗5
8.9V
5.0V
VOUT2
J804
QNN0349-001
R836
R837
75
4.3V
100
C822
R838
120
470/16
QRK126J-121X
J804
LOUT2
OUTPUT
R809
R808
C803
D803
390
X
82K
10/50
C804
J804
R811
10/50
390
ROUT2
D804
R810
0V
Q801
82K
X
DTC323TK-X
DTC323TK-X
0.2V
-0.1V
0V
Q802
Q803
DTC323TK-X
∗6
-0.1V
R812
100K
IC801
7
IC801
23
1.0Vp-p(H)
2.0Vp-p(H)
IC801
27
IC801
37
1.8Vp-p(H)
2.0Vp-p(H)
MAIN PWB ASS'Y ( 1/3 )
SCH-1315A-CK ( AV-21D83
SCH-1316A-CK ( AV-20N83
, AV-20N83
]
/VT
/VT
D760
R786
2K
SLR-342VR-T16
IC760
S780
S781
S782
D771
GP1UM281QK
QSW0619-003Z
QSW0619-003Z
QSW0619-003Z
P1241-04
D770
R776
0V
∗2
3.9K
5.1V
R780
R778
470
X
R769
R779
C760
5.5V
.1
X
2.7K
R760
6.8K
R775
R777
C770
R781
R782
R783
3.3K
6.8K
10/50
1.2K
180
220
C761
100/16
Q770
∗6
C814
.1
IC801
MM1492AF
R826
R820
100
100
4.8V
4.3V
C810
R821
1/16
80%
2.2K
L2
4.3V
4.8V
C811
D820
R823
D818
4.3V
Y2
.1
100
X
4.9V
R824
D819
3.4V
R2
2.2K
4.3V
D817
C812
4.8V
8.9V
X
1/16
80%
C813
3.4V
.01
C805
C833
C1
R815
22/50
.1
V1
100
4.4V
5.2V
C807
R813
L1
2.2K
1/16
80%
4.3V
5.0V
C806
R817
D816
X
4.8V
Y1
X
X
4.1V
MY
R818
C808
Y1
R1
2.2K
1/16
80%
4.3V
4.1V
C809
SW1
R819
D815
4.8V
4.9V
C1
X
X
X
SW1
6.9V
R833
C819
4.8V
1K
.1
5.9V
V1
R832
C821
R835
5.6K
4.3V
1.2K
1/16
NCF21CZ-105X
R834
C820
4.3V
2.6V
1/16
5.6K
NCF21CZ-105X
4.8V
C831
.01
2.6V
L1
4.3V
0V
C830
.01
4.3V
4.0V
C829
.01
5.7V
4.1V
R1
0V
3.4V
4.8V
4.1V
C827
0V
5.0V
.01
IC602
NJW1138M-X
C645
R621
R622
C625
4.7/50
0
0
4.7/50
4.5V
4.5V
R306
5.6K
R304
2.2K
2.3V
1.7V
Q302
C644
C626
∗6
4.7/50
4.7/50
0V
R305
4.5V
4.5V
2.2K
4.5V
4.5V
2.6V
0.1/50
0V
4.5V
4.5V
C642
C628
R301
0V
.0047
.0047
2.2K
4.5V
4.5V
R302
0.1/50
C641
C629
2.2K
0.1/50
4.5V
4.5V
C640
4.7/50
C630
4.7/50
4.5V
C639
1.4V
C631
NCF21CZ-105X
0.1/50
4.5V
0V
Y606
C638
C632
BW
0.1/50
4.7/50
3.3V
3.8V
Y604
C637
C633
0
4.7/50
4.7/50
3.3V
3.7V
C634
C636
4.7/50
4.7/50
4.9V
2.7V
R625
100
2.6V
R626
X
0V
R624
100
0V
8.9V
R627
1K
C635
100/50
W-B2
W-B1
D655
*2
R650
C650
10K
10/50
47/35
C685
R651
0
15K
C686
0
R655
R699
15K
R698
100K
100K
Q684
-0.2V
0V
∗6
0.3V
-0.2V
C683
Q685
33/16
DTC323TK-X
R690
MUTING
100K
R693
X
Q683
Y603
*6
X
8.9V
0.2V
R686
1K
C681
MUTING
8.9V
220/16
R689
D682
∗2
X
R691
R688
C682
X
R692
27K
220/16
D656
X
X
R662
33K
)
0.7V
R660
/VT
R661
10K
68K
)
/VT
No.52076
AV-21D83
AV-21D83
AV-20N83
AV-20N83
S783
S784
Y601
QSW0619-003Z
QSW0619-003Z
0
C620
C622
X
X
C619
C621
X
X
C617
X
R784
R785
330
470
C616
X
C615
X
IC601
R830
C601
2.2K
X
C605
X
R831
2.2K
R829
C613
X
75
C612
C815
X
1/16
80%
C614
D805
X
X
C817
X
1/16
80%
L602
X
X
C611
X
C834
CH
180P
C610
C824
R843
8.9V
X
C825
3.0V
100/16
820
.01
YOUT1
Q860
∗1
2.3V
R844
VOUT2
R845
2.2K
1K
LOUT2
V
ROUT2
L732
QQL242K-5R6
R846
R849
2.2K
220
0V
6.4V
Q861
CR
C748
∗6
47/16
1.6V
R847
R840
10K
220
R848
QRE122J-221
470
SCL
SDA
R839
220
QRE122J-221
YOUT1
R842
R880
R883
0
LOUT1
2K
180
7.1V
COUT1
6.5V
Q862
CB
∗6
R841
1.7V
0
ROUT1
C826
R881
R882
L701
.1
10K
470
10
CN00C
QQL242K-100
QGA2501C5-06Z
R714
100
R743
680
SCL
C312
C308
SDA
R314
X
.01
Q307
330
R315
∗7
R303
33K
5.6K
Q306
Q305
∗3
∗3
R710
C310
4.7K
Y301
X
Q301
∗6
R709
4.7K
R712
R312
R313
C313
R316
100
330
X
1/16
6.8K
80%
C311
X
IC702
AT24C08-21WS3
C714
47/16
R708
4.7K
R707
4.7K
R725
10K
W-H1
W-H2
IC650
Q703
AN5276
FMC2A-X
0V
3.3V
5.4V
C651
C661
.22
C652
10/50
C660
C663
.22
.22
R659
R658
2.2
2.2
0V
1/2W
1/2W
Q686
DTC323TK-X
MUTING
R694
L001
Q688
X
CE42050-001Z
X
Y602
R696
X
X
R007
75
Q687
R687
X
R695
10K
C001
X
C684
10/50
R663
10K
Q661
∗2
17.9V
R664
0V
CN00F
2.2K
0V
Q660
QGA2501C5-03Z
∗1
2-9
2-10
C133
R143
100/16
470
Q137
IC130
∗1
M52342SP
C134
.01
R144
C132
.01
R145
R602
820
X
C140
.01
C136
.01
C602
C137
X
.01
C141
C135
.01
470/10
L601
X
C138
C142
.01
C603
.01
X
C143
C604
10/50
R147
R146
X
X
100
10K
R148
3.3K
C144
.022
R603
X
L104
R604
QQL244K-180Z
Q111
X
8.9V
∗1
0V
X601
4.1V
X
R150
R121
X
R151
C606
X
X
X
C150
X
K601
Q150
QAX0639-001Z
X
X
R152
X
R153
X
C151
R154
Q108
X
X
∗1
8.9V
4.1V
4.7V
R116
X
R117
1K
TO CRT SOCKET
PWB CN10T
CN00T
QJL001-065631
D704
MA3033-X
C707
100/16
C743
100/16
R716
R715
R746
10K
0V
33K
10K
0V
3.3V
Q702
∗6
2.5V
Q701
R747
C742
∗6
C710
3.2V
10K
D702
X701
.22
.1
MA3024-X
R717
QAX0737-001
10K
C713
.1
R713
100
R701
100
C731
C730
.22
R719
.22
220
C732
100/16
C755
X
Y730
C733
C736
BW
.1
1/50
L730
X
C715
X
R727
0V
R720
C720
100K
1K
5.1V
47/16
0V
5.1V
R728
Q720
10K
C105
5.1V
∗6
SF102
.0047
R726
QAX0731-001
4.7K
L101
QQLZ014-R82
R107
C106
4.7K
18p
R104
R102
C104
6.8K
180
.0047
NDC21HJ-180X
2.8V
0V
C109
SF101
0V
R101
0V
10/50
QAX0325-001
C101
10
.0047
R105
22
3.2V
R103
2.7K
Q102
C103
∗4
C107
.0047
R108
.01
R106
C102
2.2K
100
.0047
Y001
R110
0
X
Q101
D101
2SC5083/L-P/-T
1SS268-X
Y004
X
C108
C002
X
10/50
Q103
X
R003
3.9K
R006
C005
27K
.0022
.01
R004
C006
220
33/16
TU001
QAU0186-002
Y101
BW
R005
QQR1113-001Z
Y102
BW
K105
K101
X
QQR1113-001Z
Y103
BW
K103
K106
X
QQR1113-001Z
Y104
X
K108
K104
BW
QQR1113-001Z
No.52076
R136
4.7K
R139
R137
Q136
2.2K
10K
R138
∗1
470
R142
560
C131
.01
C139
R149
Q133
R140
∗6
R141
X
X
1.8K
1.5K
22
R155
470
CF140
QAX0695-001Z
CF141
X
CF142
Q135
Q134
QAX0697-001Z
∗4
∗4
Q138
X
Y130
R131
R130
R132
470
4.7K
Q132
2.2K
0
∗1
R135
Y003
560
C130
X
.01
Q130
∗6
R134
1.8K
Y002
0
Q131
∗4
CF131
CF130
4.5MHz BPF
X
QAX0642-001Z
R119
R120
1K
470
Q109
0V
∗6
0V
4.2V
3.0V
Q110
∗4
CF106
Y005
0
L103
X
R114
R112
R111
10K
1K
X
L102
X
R115
Q107
X
X
Q104
∗6
R113
4.7V
CF104
X
4.8V
0V
X
4.2V
CF103
0V
2.9V
X
CF105
0V
Q106
Q105
X
∗4
∗4
ABL
L731
QQL242K-5R6
D733
H_DRIVE
∗2
HFB
R745
1M
R744
560
C750
X
D730
∗2
R733
D731
27K
∗2
IC701
21
1.1Vp-p(V)
IC701
TDA9386N22S0902
IC701
22
1.1Vp-p(V)
C740
2.2/50
C726
X
IC701
33
IC701
42
0.96Vp-p(V)
3.0Vp-p(H)
IC701
43
IC701
47
0.7Vp-p(H)
1.6Vp-p(H)
51
52
IC701
IC701
2.8Vp-p(H)
2.9Vp-p(H)
IC701
53
3.0Vp-p(H)
NOTE
∗
1:
2SD601A/QR/-X
∗
2:
MA111-X
∗
2SC2412K/QR/-X
3:
∗
4:
UN2212-X
∗
5:
2SC1740S/QR/
∗
2SB709A/QR/-X
6:
∗
7:
2SA1037AK/QR/-X
BW:
BUS WIRE
X:
NON MOUNT
(OPEN)
0:
NRSA02J-0R0X
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