JVC AV-21DX3, AV-21DX3/A, AV-21FX3 Schematics

AV-21DX3 AV-21FX3
SCHEMATIC DIAGRAMS
BASIC CHASSIS
CH
AV-21DX3 AV-21DX3 /A
POWER
MUTING
SYSTEM
CINEMA
COLOUR SOUND
SURROUND
ECO
SENSOR
DISPLAY
MENU
TV/VIDEO
123
OFF
TIMER
456
PICTURE MODE
789
CHANNEL
RETURN+
SCAN
--
0-/
VOLUME
CHANNEL
RM-C1014
TV
RM-C1014-1H
AV-21FX3
CD-ROM No. SML200211
[AV-21DX3, AV-21DX3/A] [AV-21FX3]
COPYRIGHT © 2002 VICTOR COMPANY OF JAPAN, LTD.
No. 52072
Oct. 2002
AV-21DX3
AV-21DX3
AV-21FX3
AV-21DX3 AV-21FX3
q
NOTE ON USING CIRCUIT DIAGRAMS
/A

STANDARD CIRCUIT DIAGRAM

1. SAFETY
The components identified by the symbol and shading are critical for safety. For continued safety replace safety critical components only with manufactures recommended parts.
2. SPECIFIED VOLTAGE AND WAVEFORM VALUES
The voltage and waveform values have been measured under the following conditions.
(1) Input signal : Colour bar signal (2)
Setting positions of each knob/button and variable resistor
:Original setting position when
shipped (3) Internal resistance of tester : DC 20kØ/V (4) Oscilloscope sweeping time : H ⇒ 20µS/div
:V 5mS/div : Others Sweeping time is
specified.
(5) Voltage values : All DC voltage values
9Since the voltage values of signal circuit vary to some extent ac-
cording to adjustments, use them as reference values.
3. INDICATION OF PARTS SYMBOL [EXAMPLE]
In the PW board : R1209
R209
Type
No indication : Ceramic capacitor MY : Mylar capacitor MM : Metalized mylar capacitor PP : Polypropylene capacitor MPP : Metalized polypropylene capacitor MF : Metalized film capacitor TF : Thin film capacitor BP : Bipolar electrolytic capacitor TA N:Tantalum capacitor
(3) Coils
No unit : [µH] Others : As specified
(4) Power Supply
:B1
: B2(12V)
:9V
:5V
9Respective voltage values are indicated
(5) Test point
:Test point
: Only test point display
4. INDICATIONS ON THE CIRCUIT DIAGRAM
(1) Resistors
Resistance value
No unit : [Ø] k:[kØ] M:[MØ] Rated allowable power
No indication : 1/16 [W] Others : As specified Type
No indication : Carbon resistor OMR : Oxide metal film resistor MFR : Metal film resistor MPR : Metal plate resistor UNFR : Non-Flammable resistor FR : Fusible resistor
9Composition resistor 1/2 [W] is specified as 1/2S or Comp.
(2) Capacitors
Capacitance value
1 or higher : [pF] less than 1 : [µF] Withstand voltage
No indication : DC50[V] AC indicated : AC withstand voltage [V] Others : DC withstand voltage [V]
9 Electrolytic Capacitors
47/50[Example] : Capacitance value [µF]/withstand voltage[V]
(6) Connecting method
: Connector
:Wrapping or soldering
: Receptacle
(7) Ground symbol
: LIVE side ground
: ISOLATED(NEUTRAL) side ground
: EARTH ground
: DIGITAL ground
5. NOTE FOR REPAIRING SERVICE
This model’s power circuit is partly different in the GND. The difference of the GND is shown by the LIVE : ( ) side GND and the ISOLATED(NEUTRAL) : ( ) side GND. Therefore, care must be taken for the following points.
(1) Do not touch the LIVE side GND or the LIVE side GND and the
ISOLATED(NEUTRAL) side GND simultaneously. If the above cau­tion is not respected, an electric shock may be caused. Therefore, make sure that the power cord is surely removed from the recepta­cle when, for example, the chassis is pulled out.
(2) Do not short between the LIVE side GND and ISOLATED(NEUTRAL)
side GND or never measure the LIVE side GND and ISOLATED(NEUTRAL) side GND at the same time with a measur­ing apparatus ( oscilloscope, etc.). If the above precaution is not respected , a fuse or any parts will be broken.
Since the circuit diagram is a standard one, the circuit and cir-
cuit constants may be subject to change for improvement with­out any notice.
Oct. 2002 No. 52072
AV-21DX3 AV-21FX3

CONTENTS

SEMICONDUCTOR SHAPES ................................................................................................................................. 2-2
BLOCK DIAGRAM.......................................................................................................................................................... 2-3
CIRCUIT DIAGRAMS
MAIN PWB CIRCUIT DIAGRAM (1/3) ............................................................................................................................. 2-5
MAIN PWB CIRCUIT DIAGRAMS (2/3, 3/3) ................................................................................................................... 2-7
PATTERN DIAGRAMS
MAIN PWB PATTERN.........................................................................................................................................................2-9
MAIN PWB (CRT SOCKET) PATTERN ......................................................................................................................... 2-11

SEMICONDUCTOR SHAPES

TRANSISTOR
TOP VIEWBOTTOM VIEW FRONT VIEW
CHIP TR
E
C
B
ECB
EC
B
(G)(D)(S)
ECB
ECB
C
B
E
IC
CHIP IC
TOP VIEWBOTTOM VIEW FRONT VIEW
OUT
E
IN
IN E OUT
N
N
N
1
N
1N
TOP VIEW
1
N
1N
1N
2-2 No.52072

BLOCK DIAGRAM

AV-21DX3
AV-21FX3
AV-21DX3 AV-21FX3
J801
VIDEO-1
INPUT
J802,J803
COMPONENT
(VIDEO-2)
INPUT
J804
OUTPUT
J771-J773 FRONT IN (VIDEO-3)
TU001
TUNER
VIDEO
AUDIO L/MONO
AUDIO R
V/Y
B
C
C
R
AUDIO L/MONO
AUDIO R
VIDEO OUT
AUDIO L
AUDIO R
VIDEO
AUDIO L/MONO
AUDIO R
SCL
SDA
IF
43
44
42
19
MAIN PWB
28
SF101
SAW FILTER
SF102
SAW FILTER
29,30
SCL SDA
7
V1-V
8
V1-L
10
V1-R
3
V2-Y
1
V2-V
2
V2-L
4
V2-R
37
Vout2
36
Lout2
35
Rout2
V3-V
V3-L
V3-R
Yin1
Cout1
Yout1
IC801
VIDEO SW
MTV-V
MTV-R
MTV-L
Rout1
Vout1
Lout1
25
27
C
C
13
15
14
26
24
23
Q111 Q109
BUF
Q108 Q104
BUF
IC702
EEPROM
B
R
5,6
CF106
4.5 TRAP
29
24
2,3
62,63
43
42
47
48
46
23
SIF IN1
SIF IN2
IF IN1
IF IN2
IC701
V/C DEF.
PROCESSOR
SCL,SDA
SCL1 SDA1
CIN
CVBS/YIN
Y
U
V
7
ROUT
GOUT
BOUT
QSS OUT (SIF OUT)
VDRB(-)
VDRA(+)
HOUT
IF VOUT
10,64
BUF
BUF
51
52
53
35
21,22
33
38
5.5 FILTER
6.0 FILTER
6.5 FILTER
Q130
SCL SDA
1
30
R
G
B
CF140
CF141
CF142
BUF
IC602
SOUND
PROCESSOR
(3D SURROUND
& VOL/TONE)
Q136
BUF
CF130
4.5 FILTER
Q137
BUF
11
IC130
SOUND FM
DETECTOR
10
BUF
Q132
L, R
8
23
5
2
IC650
AUDIO AMP
7
12
MAIN (CRT SOCKET)
RGB DRIVE
J770
HEADPHONE
JACK
SP
SP
R
V01
L
AC IN
VOL+
VOL- CH+ CH- MENU
REMOCON RECEIVER
S901
POWER SW
POWER
LED
F901
KEY_IN
REMOTE, LED
D901 RECT
IC901
POWER
REG
T901
SW
TRANSF.
PC901
VOLTAGE
FEEDBACK
IC951
ERROR
AMP
IC972
3.3V REG
IC974
REG
L951
IC401
VERT OUT
Q522
H. OUT
3.3V_STB
5V
8V
9V
32V
B1
T551
FBT
V
DY01 DEF YOKE
H
FOCUS1
SCREEN
EHV
No.520722-4No.52072 2-3

CIRCUIT DIAGRAMS

MAIN PWB CIRCUIT DIAGRAM (1/3)
ER
AK
PE
S
TO
CN001
QGA2501C5-04Z
J770
QNS0155-001
R770
QRE121J-271Y
R771
1K
R773
1K
R804
MA3120/M/-X
C801
10/50
MA3120/M/-X
C802
10/50
Q804
4.3V
-0.1V
7
R801
R802
75
5
R811
X
X
D801
D802
8.9V
390
Q801 DTC323TK-XDTC323TK-X
-0.1V
)
)
5.0V
R837 100
R838 120 QRK126J-121X
10/50
C804
10/50
R812 100K
CN00A
R803
33K
C823
100/16
0.2V
Q803
6
IC801
2.0Vp-p(H
2.0Vp-p(H
Y2
L2
R2
D803C803
FRONT INPUT (VIDEO 3)
VIDEO 1 INPUT
COMPONENT (VIDEO 2) INPUT
OUTPUT
QNN0282-003
QNN0282-002
QNN0282-001
QNN0349-002
QNN0348-001
R772
QRE121J-271Y
J771
J772
J773
QNN0349-001
J802
J803
QNN0349-001
R774
X
D807
MA3100/M/-X
D808 MA3100/M/-X
J801
NOT EXIST
R805
75
J802
J804
J804
CN01D
CN00D
R806
75
R807
75
J804
R836
75
C822
470/16
R809
R808
390
82K
R810
0V
82K
0V
Q802
DTC323TK-X
IC801
1.0Vp-p(H
IC801 IC801
1.8Vp-p(H
MAIN PWB ASS'Y(1/3 SCH-1089A-H2
A_OUT_L
A.VCC
SCL
SDA
C656
1000/35
D653
MA3330/L/-X
EW
PROTECT
QEHQ1VM-108
PROTECT
AV-21DX3 AV-21FX3
C612
SCL
SDA
VDRB_
VDRA+
P_ON/OFF
EW
VDRB_
VDRA+
P_ON/OFF
C616
C615
C605
X
X
X
3.3V_STB
R
L
Y601
0
C620
C622
X
C610
220
220
R722
R721
5.0V0V5.0V
0V0V0V
R007
8V
32V
C621
X
CH41171-006
R710
4.7K
R709
4.7K
75
X
X
C609
CN00C
R708
4.7K
R707
4.7K
R725
10K
0V
3.3V
5.4V
CN00F QGA2501C5-03Z
X
C608
C701
100
R711
5.0V
0V
FMC2A-X
L001
CE42050-001Z
0V
IC601
X
C607
L701
10 QQL244K-100Z
R714 100
R743
680
220/16
R712
100
IC702
AT24 C 08-21WS3
Q703
C001
33.6V
R602
X
C602
X
L601
X
X601
X
C606
X
D704 MA3033-X
R715
0V
10K
0V
2.5V
Q701
6
D702
R717
MA3024-X
10K
R713
100
5.0V
5.1V
3.3V
2.5V
100
R701
100
R702
SCL
REMOTE
SDA
0V
P_ON/OFF
C604
X
R603
X
R604
X
K601
X
SCL
C707
100/16
R716
10K
3.3V
Q702
6
3.2V
X701
QAX0737-001
C713
.1
33p
C703
CH
C702
10/50
CH
X
12MHZ
33p
C704
C705
Y701
1000p
0V
0V
3.3V
5.0V
1.5V
1.6V
2.6V
3.3V
3.3V
1K
100
R703
R704
SDA
SCL
1K
R705
5.0V
1K
R706
MSPRESET
0V0V0V
3.3V
2.8V
220
R718
R719 220
C715
X
ECO
KEYIN
5.1V
R102
6.8K
0V
R101
C101
10
.0047
R103
2.7K
R106
100
Q101
L002
C002
CE42050-001Z
10/50
TF
220
R002
R001
.1
C003
C004
470/16
.01
0V
5.1V
5.1V
2.6V
2.6V
Y101
BW
Y102
BW
Y103
BW
Y104
X
QQR1113-001Z
2SC5083/L-P/-T
220
0V
K104
C005
R006 27K
.0022
4.5V
4.4V
QAU0185-005
K101
X
R005
QQR1214-001Y
K103
X
QQR1113-001Z
X
C603
X
SDA
CR
TO
10
L702
C710
C709
100/16
LED
L101
QQLZ014-R82
R104
180
2.8V
0V
R105
22
.0047
.0047
33/16
TU001
MSPRESET
O
T S
QQL244K-100Z
.22
3.3V0V3.3V
.0047
C103
C102
R003
3.9K
C006
K106
T PW
KE
C
QJL001-065631
.22
C706
R741
3.5V
C730
.22
100/16
Y730
BW
C105
R107
4.7K
C104 .0047
C109
10/50
R108
2.2K
1SS268-X
K105
QQR1113-001Z
K108
C141
.01
C142
.01
C143
10/50
C144 .022
B C
CN00T
100
R740
3.4V
2.3V
C732
L730
D101
R004 220
BW
C619
X
C617
X
C601
X
X
C613
X
C614
X
L602
X
C611
X
220
220
R724
R723
47
R729
.1
MA3051/M/-X
C711
D703
C714 47/16
5V
9V
5V_STB
IC130
M52342SP
C140
.01
R147
100
R148
3.3K
R150
X
R151
X
C150
X
X
2
D732
QQR1113-001Z
R737
C749
680P
2.2V
3.0V
C734
.0022
C736
1/50
0V
R726
4.7K
0V
Q103
X
R154
X
.1.1.1
C751
R749
4.7MX4.7M
10/50 2.7k
2.6V
2.5V
3.9V
0V
22K
.0022
R730
C735
5.1V
5.1V
Q720
6
C106 18p
NDC21HJ-180X
R110
X
R153
C752
2.5V
4.0V0V0.8V
C737
1/50
C720R720
47/16
C107 .01
Y001
0
C108
X
X
R746 33K
C753
R747 10K
R748
1.8V
.1/16
C738
SF102
QAX0731-001
QAX0325-001
X
3.4V
100
R731
R758
2.2K
R727 100K
SF101
Q150
R152
C151
X
00T
N
K701
100
100 0
R739 R738
C725
5.7V
3.4V
7.8V
4.9V
C731 .22
C733
.1/16
X
1K
R109
2.2K
3.2V
Q102
4
Y004
X
C133
R143
100/16
470
Q137
1
C134
.01
R144
C132
22
.01
R145
C136
.01
C137
.01
C138
.01
R146 10K
C743
100/16
C747
C746
.047/25
.047/25
1.4V
0.9V
1.8V
1.8V
100
R755
100
R756
X
R757
2.2K
C756
VDRB_
VDRA+
PROTECT
R728
10K
820
C135
470/10
L104
QQL24K-180Z
Q111
1
8.9V 0V
4.1V
R121
X
QAX0639-001Z
Q108
1
8.9V
4.7V
4.1V
R116
X
R117
1K
R735
C742
.1/16
R732
100K33K
C741
.1/16
390
R734
C745
.047/25
0
R750
R736
1.9V
2.7V
4.2V
7.8V
3.3V0V3.7V
1.9V
1.9V
3.8V
3.7V
4.4V
39K
.01
C007
C739
C755
X
NFV41CJ-104X
R120
470 1/16W
CF106
L103
X
C744
1000p
2.6V
0V
R139
2.2K
R140
1.5K
Q135
R132
2.2K
1.5K
R119
1K 1/16W
4.2V
R114
X
Q107
L731
QQL244J-5R6Z
C750
X
R733
27K
IC701
TDA9386N22S0868
C726
X
3.0Vp-p(H
0.7Vp-p(H
2.8Vp-p(H
3.0Vp-p(H
R137
10K
C131
.01
Q134
4
4
Y130
0
C130
.01
Q131
CF131
CF130
4
X
QAX0642-001Z
Q109
6
Y005
0
L102
X
X
R113
X
CF103
X
D730
2
D731
2
33
)
43
)
51
)
53
)
Q136
1
R142
560
R141
1.8K
Q132
1
R135
560
R134
R133
1.8K
0V
0V
3.0V
Q110
4
R115
X
CF104
X
CF105
X
R744
560
0
R742
1.5V
0.4V
2.0V
0V
C740
2.2/50
IC701
IC701
IC701
IC701
R136
4.7K
R138
470
R149
C139
470
0.01/50 1/16W
R155
470 1/16W
CF140
QAX0695-001Z
CF141
QAX0696-001Z
CF142
QAX0697-001Z
Q138
∗4
R131
R130
470
4.7K
Y003
X
Q130
6
Y002
0
4.5MHz BPF
R111
R112
1K
10K 1/16W
Q104
6
0V
0V
4.8V
0V
IC701
IC701
IC701
IC701
IC701
0V
Q106
4
D733
2
R745 1M
1.1Vp-p(V
1.1Vp-p(V
0.96Vp-p(V
1.6Vp-p(H
2.9Vp-p(H
4.2V
2.9V
Q105
4
21
)
22
)
42
)
47
)
52
)
NOTE
2SD601A/QR/-X
1:
2: MA111-X
UN2212-X
4:
5:
2SC1740S/QR/-T 2SB709A/QR/-X
6:
BUS WIREBW: X: NON MOUNT (OPEN) 0: NRSA63J-0R0X
Q133
6
ABL
H_DRIVE
HFB
No.52072
AV-21DX3
AV-21FX3
D760
SLR-342VR-T16
IC760
GP1UM281QK
D771
P1241-04
D770
R769
VIDEO
AUDIO_L
AUDIO_R
CB
CR
X
ECO
REMOTE
A.GND
LED
KEYIN
B.MUTE
A_OUT_R
A_OUT_L
CN01A
VOUT2
LOUT2
X
ROUT2
D804
X
23
)
3727
)
2.7K
R775
3.3K
NCB31EK-104X
C640
NCF21CZ-105X
NCB31EK-104X
5.5V
R777
6.8K
Q770
6
L2
Y2
R2
C1
V1
L1
Y1
Y1
R1
SW1
C1
SW1
V1
L1
R1
LOUT1
C645
4.7/50
4.5V
C644
4.7/50
4.5V
4.5V
C642
.0047
4.5V
C641
4.5V
4.7/50
C639
1.4V
4.5V
C638
C637
4.7/50
C636
4.7/50
R625
100
R624
100
SDAEWSCL
R776
2
3.9K
R779
0V
5.1V
R778
5.1V
X
C760
.1
R760
6.8K
C770 R783
10/50 220
C761 100/16
R821
2.2K
C811
.1
R824
2.2K
C805
.1
R813
2.2K
C806
X
MY
R818
2.2K
C809
X
R833
1K
NCF31AZ-105X
V
L
R
IC602
NJW1138M-X
4.5V
3.3V
3.3V
2.7V
2.6V
0V
W-B2
A MUTE
C625
R622R621
4.7/50
00
4.5V
C626
4.7/50
4.5V
4.5V
4.5V
C628 .0047
4.5V
C629 NCB31EK-104X
4.5V
4.5V
3.8V
3.7V
4.9V
8.9V
C630
C631 NCB31EK-104X
0V
C632
4.7/50
C633
4.7/50
C634
4.7/50
I/OTH
R626
1K 1/16W
0V
R627
1K
C635
100/50
W-B1
D682
2
)
1/10
1/10
1/10
C808
1/10
ROUT1
C681
220/16
C682
220/16
R780
470
C810
80%
C812
80%
C807
R832
1.2K
NCF31AZ-105X
4.7/50
R781
1.2K
80%
80%
R786
D761
SLR-342MC-T16
R820 100
R823
100
R815
100
R817
X
R819
X
C821 1/10
C820 1/10
C831
C830
C829
C827
.01
8.9V
R689
X
2K
S780
4.8V
4.3V
D818
X
4.9V
4.3V
D817
X
4.8V
C813
.01
5.2V
4.3V
D816
X
4.8V
4.3V
D815
X
4.8V
6.9V
C819
.1
5.9V
R835
4.3V
5.6K
R834
4.3V
5.6K
4.8V
.01
4.3V
.01
.01
4.3V
5.7V
0V
4.8V
0V
COUT1
YOUT1
Y606
BW
Y604
0
MSPRESET
D655
2
C685
0
C686
0
Q683
Y603
6
0.2V
8.9V
R688
27K
D656
X
R782
X
180
R304
2.2K
IC801
MM1492AF
R305
2.2K
R651
15K
R655
15K
C683
33/16
S782S781
S783
S784
X
R303
5.6K
C310
Q301
C651
C652
10/50
-0.2V
R784 330
1/10
X
0
6
R694
Y602
Q687
X
Q660 1
R829
75
C815
80%
D805
X
100/16
C826
.1
Q307
Q305
Y301
W-H1 W-H2
AN5276
0V
C660
R658
0V
DTC323TK-X
X
X
R695
X
R663
10K
Q661
1
0V
0V
R785
470
C824
QRE121J-221Y
QRE121J-221Y
X
X
0
R312
X
IC650
R654
.22
2.2
Q686
MUTING
Q688
R664
2.2K
17.9V
QSW0619-003ZQSW0619-003Z
R830
2.2K
R831
2.2K
C817
80%
1/10
CH
180P
C834
R843
C825
YOUT1
.01
VOUT2
LOUT2
V
ROUT2
R846
2.2k
CR
R840
220
R839 220
R842
R841
12.2V
10K
X
R696
R687 10K
C684 10/50
R847
10K
YOUT1
R880
0
LOUT1
2K
COUT1
CB
0
ROUT1
C312
C308
.01
X
R314
X
Q306
X
R313
R316
C313
X
X
X
C311
X
0.7V
25.8V
16.1V
12.2V
.22
C659
X
C662
220/35
820
R844
2.2K
6.4V
R883
180
6.5V
R881 10K
R315
X
C661
.22
C663 .22
R659
2.2
QRE121J-2R2Y
8.9V
3.0V
Q860
1
2.3V
R845
1K
L732
QQL244J-5R6Z
R849
220
0V
Q861
C748
6
47/16
1.6V
R848 470
7.1V
Q862
6
1.7V
R882
470
A_OUT_R
C655
1000/35
QEHQ1VM-108
D652
MA3330/L/-X
A.GND
QSW0619-003ZQSW0619-003ZQSW0619-003Z
C814
.1
R826
100
4.3V
4.8V
D820
4.3V
D819
3.4V
8.9V
3.4V
C833
22/50
4.4V
5.0V
4.1V
4.1V
4.9V
4.8V
2.6V
2.6V
0V
4.0V
4.1V
3.4V
4.1V
5.0V
R306
5.6K
2.3V
1.7V
Q302
6
0V
2.6V
0V
R301
2.2K
0V
R302
2.2K
0V0V24.6V
C650
R650
10K
10/50
47/35
R699
R698
100K
100K
Q684
0V
6
0.3V
-0.2V
Q685
DTC323TK-X
R690
MUTING
100K
R693
X
R686
1K
MUTING
R691
X
R692
X
R662
33K
0.7V
R660
R661
10K
68k
2-5No.52072 2-6
MAIN PWB CIRCUIT DIAGRAMS (2/3, 3/3)
!
AC120V-240V
50/60Hz
POWER CORD
CN0PW
QGA7901F1-02
F901
!
4A
QMF51E2-4R0J4
!
PW
S901
QSW0846-001
!
QAF0052-621
Y918
Y917
Y916
Y915
Y914
VA901
QFZ9072-224
X
X
BW
X
BW
R917
Y910
Y911
Y912
Y913
!
C906
X
X
X
BW
BW
STR-F6707A/F7
MTZJ12C-T2
Y904
BW
Y903
BW
LF901
X
Y902
BW
Y901
BW
QRF154K-2R2
QRL039J-333
IC901
C911
220/25
0V
19.4V
302.2V
0.6V
2.1V
D903
470p
NDC31HJ-471X
C910
15W,UNFR
EG01C-T2
EG01C-T2
QRZ0111-474
QFZ9075-224
LF902
QQR1035-001
Y906
X
Y907
X
QFZ9075-104
R902
C904
R908
33K
3WOMR
K901
BW
K903
D904
QQR1114-001Z
C908
D906
D902
X
D908
MTZJ27B-T2
D909
2
QFLC1HJ-222Z
D910
0
MAIN PWB ASS'Y(2/3 SCH-1089A-H2
!
R915
!
C901
!
!
C902
QCZ9015-102Z
QCZ9015-102Z
QEZ0552-227
QFZ0209-222
ERC30-02L38
RGP10J-TS-T3
C915
220/400
R911
5.6K 1/2W
D901
GSIB460
C905
C907
R907
56K
C914
220/25
D911
C917
X
AV-21DX3 AV-21FX3
AV-21DX3 AV-21FX3
DEG COIL
TP-47R/G
139.7V
3.4V
330
R354
138.4V
R360
3.4V
X
R361
D355
D356
2
D352
RGP10J-5025-T3
L524
QQLZ034-320
FR
R533
X
!
R532
4.7
R592
2.9V
TP-47G/R
150
W-K
R385 39K
R372
1.8K
X
Q350 STC344-T
C360 470p
1SS244-T2
STC344-T
2.9V
R363
1.8K
R365
R370 150
3.5V
1/4W
R373
QRT029J-1R8 QRT029J-1R5 R596
1.8
C592
QEZ0203-107
Q360
GOUT
R364
100
132.6V
W-K1
330
C350 470p
D351
X
D360
D361
X
C361 680p
330
!
QQH0142-001
R597
1.5
C370 470p
D370
1SS244-T2
D371
X
BOUT
Q370 STC344-T
3.0V
T551
FBT
100/10
D350 1SS244-T2
139.8V
R362
138.4V
2SA1321-T
132.6V
C371
820p
R374
100
C591
R352
R366
1/2W
Q361
130.5V
2SA1321-T
MA3075/M/-X
R591
2.2K
1/2W
12K
1/2W
136.7V
2SA1321-T
6.7V
12K
1K
6.7V
R371 12K
R375
1K
1/2W
Q371
D372
D541
RGP10J-5025-T3
D551
RGP10J-5025-T3
135.0V
0V
R594 22K 1/2W
R595
2.2K
R356
Q351
1K
135.7V
6.7V
L350
BW
X
R380
X
R381
C540
R593
X
135.4V
Q591 2SA1208/ST/Z1-T
R357
1.5K
L351
BW
R367
1.5K
L352
R376
BW
1.5K
C352
X
4.7/250
R382
L353
BW
R383 390K 1/2W
C372 27K
U
U
R541 120k 1/2W
.1 TF
R542
270K
R546
8.2K R540
1/2W
1W
4.7
L540
BW
C542
22/250
D592
MA3075/H/-X
C593
47/25
!
!
V01
SK351
A51LMV10X
QNZ0537-001
CRT SOCKET
B
G
R
!
SK351
QNZ0537-001
TP-E
C373
X
QCZ0364-222
MAIN (CRT SOCKET) PWB ASS'Y (3/3)
SCH-1089A-H2
CN10U
CHGC04-400-G
CN00U
CHGC04-400-G
1/2W
!
C541
22/250
5.1V
0V
Q592
UN2212-X
1.25KV
CRT GND
SC
C374
.0022
CN00S
QGA2501C5-05Z
FOR ADJ. CONNECTOR
L101
QQW0157-001
CNDEG
QGZ5003C1-02
TH901
QAD0134-4R5
!
C993
400VAC
QCZ9079-152
!
R991
8.2M
QRZ9046-825Z
Y909
X
Y908
X
LIVE
C903
QCZ9015-102Z
R909 470K 1/2W
K902
QQR1114-001Z
D907 MA3150/M/-X
R904 680 1/2W
R905
D914
QRM034J-R22
2WMFR
R906
X
R913
1/2W
12
D912
1SS133-T2
R912
1.2K
R910
1.5K 1/2W
C916
X
PC123F2
!
RY901
QSK0092-001
D968
2
R966
100/16
8.9V
6.8K
Q954
0V
1
R967
47K
!
C992
QCZ9079-102
!
C991
QCZ9079-102
ISOLATED
C952
QCB32HK-471Z
!
T901
QQS0182-001
D952
ERC30-02L38
K951
8
C955
X
K953
X
D953
C957
QCB32HK-471Z
K954
8
D954
RGP30B-F1
Y951
X
K955
QQR1214-001Y
D956
RU3AM-LFC4
C959
2kV
560p
QCZ0122-561
R952
3.3K
!
PC901
MA3068/M/-X
B
Q521
)
1.7Vp-p(H
)
1
IC401
)
0.8Vp-p(V
IC401 IC401
)
1.0Vp-p(H
C980
D969
2
!
CP951
ICP-N75-Y
CP
C953
1000/35
C954 .001
CP952
X
X
CP
!
C956
X
CP953
ICP-N75-Y
CP
C958
2200/25
L951
46
QQLZ034-460
C960
100/160
R953
100
D966
Q953
1
5.8V
0V
R965
0
C979
X
B
Q522
2.1Vp-p(H
C
Q521
28Vp-p(H
3
IC401
)
30Vp-p(V
62
)
32Vp-p(H
D971
2
R972
390
2.2/50
R960
390
R969
BW
X
BW
Y955
Y956
560
R962
C978
0.1
NCB31HK-104X
R963
10K
1/2W
Q952
R970
1
0V
15K
0.6V
R964 47K
R971 18K
6
T551
)
)
101Vp-p(H
T551
7.8Vp-p(V
)
9
)
C961
5.1V
1SS133-T2
SE115N-LF12
5.0V
C965
2.2/50
C974
.1
D965
135.4V
9.9V
0V
IC951
T551
120Vp-p(H
T551
240Vp-p(H
IC974
AN80T36
9.0V 5.1V
220/16 100/16
5V_STB
A.GND
C968
.1
QQL244J-5R6Z
C975 C976
7
)
2
)
3.3V_STB
9.9V
R957
6.8
1/2W
8V
P_ON/OFF
PROTECT
9V
H_DRIVE
32V
A.VCC
5V
5.1V
C969
X
R1141Q331B-X
C962
10/50
L953
QRL029J-183
QQL244J-5R6Z
C973
100/16
IC972
C972 47/35
R961 18K
PROTECT
STB
H_DRIVE
32V
9V
5V
8V
A.VCC
9V
3.3V_STB
5V_STB
P_ON/OFF
L954
C977
470/10
3.3V_STB
D964 MA3330/L/-X
5V_STB
C964 47/16
5V
8V
8V
NCF21HZ-334X
NCF21HZ-334X
9V
9V
32V
A.VCC
STB
H_DRIVE
X
Y503
BW
Y504
X
Y505
QCS32HJ-180Z
C411
C412
R412
1/2W
QCB31HK-682Z
1
R521 R522 100 1K
D408
2
0.5V
C407
C402
6800p
MTZJ75-T2
QFLC2AJ-683Z
C550
13.7V
.068/100
.056/100
QRL039J-220
.1
K401
R402
D402
C406
BW
R411
R524
R401 220K
-13.7V
X
R410
220
C413
MY
22
2SC2655/Y/-T
D401
R425
RGP10J-5025-T3
68K
C401 1/50
IC401
AN5522
-14.7V
13.8V0.7V 0.5V
R403
0
R405
6.8K
R404
X
C403 220/35
QEHR1VM-227Z
R406
C404
X
12K
D405
1N4003-T2
C422
1000/35
C408
0.18 TF
R407
X
12K
R413
2.7 1W
R414
X
C484
X
5
IC401
)
52Vp-p(V
7
IC401
)
0.8Vp-p(V
Y731
R408
6.8K
R409C409
R480
XX
X
R481 R482
XX
C481
X
R486
X
R485
X
IC480
X
R487
C485
X
X
R489
X
R490
X
-0.1V
CE40203-00CJ1
9.3V
R545
22
1/2W
T521
Q522
H.OUT
2SD2634-YD
QFZ0200-103
R526 180
C522 .0033
MY
C523
.022
MY
C521
47/35
Q521
0V
D550
2
ABL
VDRB_
HFB
EW
VDRA+
R350
X
C375
470/16
33
22K
R359 560 1/2W
2.7K
100p/500
QCB32HK-101Z
RGP10J-5025-T3
R351 150
R353
1.8K
C351 680p
R355
100
D358
2
R384
10K
Q374
1
Q375
1
222
Q376
1
D354
D374
2
2
0V
8.9V
C535
D357
Q352
6
8.9V
D353
2
R379
C353
10K
100/50
R369
C354
QRZ9017-150
1/50
!
R590
X
C536 .01
QRZ9017-4R7
R531
MY
2.2K
D524
R530
X
X
C534
X
R529
.47
D553
RGP10J-5025-T3
C532
X
D554
BW
Y508
BW
Y507
L523
X
R543
C530
X
X
10
)
TO MAIN
T
PWB CN00T
R539
X
R538
X
Q524
R537
X
R536 C538
XX
R535
X
X
1% MF
X
D480
X
L480
X
C483
X
C525
X
C526
X
4.7/250
4
)
25Vp-p(H
X
D596
D594
X
R534
X
1% MF
QFZ0199-474
C529
T551
X
C527
C528
X
RGP10J-5025-T3
QRL039J-103
54Vp-p(H
C539
X
10K
8
QJL001-065631
QEHR1EM-108Z
C531 1000/25 QEHR1EM-108Z
D523
R527
)
CN10T
1000/25
R528
.47
R377
R378 D373
R368
3.3K
R358
1/2W
C533
T551
1050Vp-p(H
D595
X
Q523
X
D593
C537
X
C480
X
R484
X
R483
X
R492
X
R491
R493
X
R494
X
X
Q480
X
14.5V
D521
X
BW
BW
D522
X
C524
Y551
Y552
Y509
BW
Y501
BW
Y502
T551
X
HV
CN0HV
DEF YOKE
QGZ5003C1-04
NOTE
2SD601A/QR/-X
1:
2:6:MA111-X
2SB709A/QR/-X
8:
QQR1113-001Z
BUS WIREBW:
X:
NON MOUNT (OPEN)
0: NRSA63J-0R0X
DY01 CE20336-00A
No.520722-8No.52072 2-7

PATTERN DIAGRAMS

MAIN PWB PATTERN
9
()
FRONT
5
3
2
D908
K901
Y909
C821 R835
R312
W286
W310
W311
L103
Q107
W051
3
C823
W053
C311
Y730
L702
Q
R784
R818
K108
5
D
10
C735
C713
55
W304
R142
W430
W239
C310
L730
L
K701
V
Q111
CF1
15
C141
CH+VOL-
AV-21DX3 AV-21FX3
F
MARK
1
W061
Q801
Q802
Q803
R824
C812
R821
C810
W021
C809
C805
R819
C808
R817
R815
R823
D819
C833
W257
R844
R830
CL003
R302
Q860
Q306
V
K104
C732 C736
R730
15
30C7C7
31
C7
34
C733
D733
W105
W419
C725
C706
D7
32
50
W437
6
T
C707
1
MARK
R739
R740
R741
Y005
Q108
R117
L14
R121
W330
4
Q110
CF103
CF105
R135
Q136
20
R141
R146
C136
C137
C138
R139
1
C140
R783 R782
H
C806
C813
R731
R738
W325
R1 34
R140
C131
W293
C133
R812
H
R756
R737
L102
Q1 32
C135
R313
G
B R811
R
D818
D817
Z
20
R749
R748
C749
R882
Q862
Q109
CF106
33R1
CH-
K105
C817
R845
W387
45
R881
R880
Q105
Q307
Q305
W162
W009
Q861
R113
R810
D804
R755
R846 R849 R883
R1 55 R1 38
G
1
Y301
W313
R838
C824
D820
C815
R704
C738
Q1 6
F
R757
T
R148
C804
R840
R839
C811
R820
Z
R831
C105
C737
W322 C752
R1
CF142
J804
R808
D803
C108
25
C755
W324
32
CF140
R809
Y104
D805
R104 L101
Q103
Q102
R732
C743
W333
W0 32
CF141
R826
W309
W319
W3
R836
C803
R
C751
L732
W002
W297
75
W043
S780S781S782S783S784
MENUVOL+
R837
C814
C007
R847
C822
1
5
C760
C741
R848
W001
R130
C144
C103
SF102
C739
R750
C109
C756
R7 34
C750
C753
R112
W256
B
Y004
35
R120
Y102
Y103
C006
R006R101
R004
C
R003
C004
C003
W068
C101
LOCK
L002
32V
F
W072
Q804
13
MARK
R829
W078
W034
W039
R103
E
Q101
1
Y001
SF101
W379
5
D101
R108
IF
30
C740
32
N2
R758
W431
IC701
R745 C742 C745
R747
40 33
D731
L731
R742
R733
C748
R746
C746
C747
W259
Y002
Y003
Q104
Q133
W326
R111
R119
W150
W143
R136 R137
Q130
Q134
Q135
R131
Q131
CF131
CF130
C130
Y130
R149
C139
W037
F
E
R593
R594
1
CL001
W314
R403
1
C533
R482
R531
R489
D595
W315
C531
R490
N
R773
R538 R539
R484
R486
67W0
1
A
1
W269
S
C403
Q150
D592
C541
R493
B
X601
C608
12
Q592
R406
C606
C604
C402
C407
HS480
R604
R537
C537
R494
Q480
R772
C411
C412
R152
C591
C422
C406
R413
R591
Q523
B
D541
E
R770
R524
C538
D524
W013
R603
C607
C151
D594
Y504
R154
R540
R536
E
L602
D596
R529
D402
R407
D405
R412
Y503
Y505
W434
L601
C603
R151
D
C592
4
R530
R405
R410
R481
A2
E
R961
W054
5
R535
W350
W316
C6
C535
C404
L524
C622
R774
R534
13
2
6
W328
IC601
23
45
C480
R541
R542
R404
D401
D480
C484
W033
C612
3
C610
C593
W019
R771
J771
U
C726
R533
Q524
W084
1 3
5 7
R491
Q591
MARK
MARK
R483
C609
R150
V2
TU001
R005
Y101
AGC
C005
BT
C002
AS
L001
SCL
SDA
BM
R002
5V
R001
W079
NC
R007
IF
C
W036
W096
W095
C104
R102
R105
C102 R106
C107
R107
R109
R110
C106
W091
W003
N1
W093
W092
W100
R744
R735
R736
C744
W101
W114
W113
W038
W135
W261
MICON
W181
W140
W087
W173
W262
W263
W291
W290
W283
W284
C620
P3
W031
W046
K103
P2
D808
W287
A2
J773 J770
TUNER
W418
W302
C409
C408
R408
R425
D408
D730
Y731
R480
Y601
C617
W
R401
C001
W270
IC480
W015
J772
34
C619
D807
R487
R492
C621
C616
D964
R409
C481 R485
C615
W062
R402
IC401
HS401
C485
R602 C602
C601
K101
C401
C605 C614
R595
R546
W281
K601
W219
C611
R153
MARK
14
CN001
R414
T
W127
HP
C150
C540
C539
K401
R411
C530
W271
L540
C542
R528
NICAM
R596
R597
C534
R592
R543
DEF
L523
W
D553
D551
C413
D554
4
R527
R590
D523
W058
W057
UL MARK
D593
C532
Y507
Y508
5
6
7
C527
C528
C529
CKF1672-BH1-1
4
GND
#NAME?
#NAME?
HFB
8
R532
C536
L480
1
HEATER
D522
ABCD F HI
9
/2!
HB
ABL
2
3
GND
1
8 8
B1
()
Y551
02.05'02
I.NATTAPONG
T551
T521
C521
C550
Y502
COL
Q522
W425
D550
R522
B1
C524
D521
C525
Y552
C526
C483
Y509
R521
7 7
10
6 6
HS522
5
R545
4 4
Y501
C522
E
Q521
B
W424
C523
3
R526
FBT
9
HV
AV-21DX3 AV-21FX3
JKLM
R970
R971
C979
IC951
C916
C908
Y906
3
Y910
2
C978
1
8
R781
FC901
R953
C991
C992
TH901
R962
Y902
Y914
W373
R952
DEG
Y901
LF901
C906
VA901
F901
D760
R991
PC901
R911
K902
25
R909
C907
W305
R915
LIVE
R780
L
Y912
Y913
Y916
D761
J801 J802 J803
W363
W378
R963
Y951
W106
250VT4AL
Y915
POWER
RY901
Y903
D953
K
W108
R786
Y917
Y904 Y955
Y956
C959
R917
C956
T901
K955
K954
K953
CP952
W366
C960
W005
C955
R969
C964
D704
D956
10
12
C954
18 16
D954
W029
ISOLATED
W025
R775
C761
R760
IC760
REMOCON
Q954
Q720
C661
K951
R777
C952
CP953
C958
C973
Y
C962
W026
D968
R727
W047
C641
R769
R779
C957
C663
R662
Q660
D952
IC972
C720
C635
Q661 R660
R661 R663R664
CP951
C655
C965
C968
D969
C980
C638
C770
C969
R967
C637
C636
C977
W004
C644
J
L951
R659
C662
D656
D652
HS974
L954
W335
C972
R966
R728
IC602
C634
L
C684
Y911
R687
R686
W371
R696
Y602
Q687
W268
W368
R691
R692
12 10 1
D653
C953
W275
R699
R690
C656
P
MARK
A
31
Y606
C975
D682R655
C686
R688
Q683
IC974
R960
75
1
C961
W042
R711
Q703
W338
W343
W346
W345
W362
W372
W365
W336
W294
C630
VOL TONE/3D
C639
C640
C642
C628
C629
C633
R624
D770
R776
Q770
R778
D771
R694
C976
R972
R709
W317
C660
W307
C711
R722
W024
R621
R695
B
R701
R723
C652
Q684
D971
R724
C
2
C659
R702
6
CI
R693
Q688
W370
R658
W422
R719
S
L701
R654
R703
R721
W163
5
C714
R627
R626 R622
W040
L953
C974
R725
C701
R625
I
Q685
4
W109
W191
C631
C651
HS650
W435
R718
1
R743
C632
R650
R689
R710
D702
W010
W380
W359
W265
IC702
S
C650
R957
C645
C625
C682
C681
W282
C801
R806
W012
Q138
W361
R698
Q686
C683
Q701
R804
R801
IC650
D655
C827 C829
IC801
R651
R301
C685
H
Y918
W329
Y603
SYNC
CLAMP
R726
W298
W327
D703
R729
1
D
STEREO
W292
C626
W018
W017
R305
5
W331
W027
8
W232
D801
W131
W007
C834
R841
R842
R715
AV
C826
R843
R304
1
64
3
W074
W014
W030
R144 R145 C132 C134 R143
R802
C825
R306
W276
W023
R712
Y604
R303
R705
R713
C831
Q301
X701
R714 R716
MARK
W049
P1
W035
R147
W071
W285
C715
C710
R832 W388 R834 C830
Q
R707
W107
1
Q137
C820
W289
R708
K106
R720
60
W196
C702
W008
R116
IC130
R813
C807
R803
D816 D815
R833 C819
C308
Q302
C312
R314 R315
R316
C313
5
R717
D802
C802
R807
W016
R114 R115
11
10
C143
R785
R805
R706
W312
Y701 C703 C704
C705
Q702
Y
W417
C142
C709
W332
Q953
D907
C914
D903
R905
R907
R910
C904
C903
C917
D910
D965
R964
Q952
R913
C915
D904
K903
D906
C905
R902
C902
Y907
C901
S901
POWER
D966
R965
C993
D911
W192
D912
R912
D909
W391
C910
C911
D902
IC901
HS901
W376
R904
D914
R906
R908
D901
Y908
LF902
PW
1
0
M
2-9No.52072 2-10
No.52072
MAIN PWB (CRT SOCKET) PATTERN
AV-21DX3 AV-21FX3
R378
R353
R374
K
D372
C372
R365
C375
R3
C361
D373
R363
L351
2
202
2
2
2
D358
W439
R384
R377
R350
MARK
R372
1
R373 R355
R368
Q352
C353
C371
R381
C351
R380
C
64
W277
C360
D360
D353
W052
R354
W280
6
T
D374
Q374
Q375
Q376
W273
K
D355
R370
W438
D354
R351
C373
RK
E
R366
G2
Q361
D356
D361
C374
W433
GK
RK
G2
GK
G1
G1
HE
R362
TP-E
D357
R361 R360
R379
B
Q360
SCREEN
R367
TP-47G/R
C
W278
B
1001
1001221001
1
1221
1
L350
EB
R382
R357
SK351
HE
H
BK
BK
H
E2
C
Q350
TP-47R/G
G1
D350
B
R356
D351
B
/2!
CKF1672-BH1-1
C350
Q351
E
B
E
Q370
W272
41
U
I
C
R376
C370
C
D370
Q371
C
L352
0
0
A
A00A
A00A
E
R352
R375
D371
C352
E1
C354
R358
I
R369
D352
R383
L353
MARK
TOP
R371
B
R359
C
()
No.52072
2-11
VICTOR COMPANY OF JAPAN, LIMITED
12,3-chome,Moriya-cho,Kanagawa-ku,Yokohama,Kanagawa-prefecture,221-8528,JapanHOME AV NETWORK BUSINESS UNIT.
AV21DX3-H AV21DX3A-H AV21FX3-H
#4 #4 #4
Printed in Japan 0210 WPC
Loading...