Table of Contents
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MAIN PWB CIRCUIT DIAGRAM [AV-21VT14/P] (2/3),(3/3)
!
F901
QMF51E2-4R0J4
CN0PW
QGA7901F1-02
!
!
VA901
!
C910
QAF0060-621
!
QFZ9077-104
!
S901
QSW0750-001
AC110V-AC240V
50Hz/60Hz
!
LF901
QQR0673-004
!
C901
!
QFZ9077-104
!
CNDEG
LF902
QGZ5004C1-02
TH901
QQR1035-002
DEG
QAD0134-4R5
COIL
!
C909
X
!
C902
QFZ9072-473
R901
D901
QRF154K-2R2
GSIB460-S1
!
C904
!
.001
AC400V
QCZ9015-102Z
C903
QCZ9015-102Z
R930
QRL039J-473
C906
!
QEZ0649-227
C905
QCZ9015-102Z
R902
47K
OMF2
D926
RGP10M-5010-T3
R903
33K
OMF2
K921
K901
QQR1114-001Z
QQR1114-001Z
K922
QQR1114-001Z
D
C931
C922
NC
QCZ0364-102
.1
S/GND
MF
R923
C926
.47
C928
QFLC1HJ-822Z
VCC
2W
1000P
QRZ9017-100
OLP
D936
D927
1SS133-T2
BW
FB
R934
R921
OCP
R924
1K
1/2W
100
22K
D929
1/2W
*3
D928
IC921
MA8240/M/-X
!
QCB32HK-181Z
STR-W6756-F5
R933
QUY160-100Y
C925
C921
22/50
X
SCW
SCW
SCW
*
-1039A
-1085A
-1095A
NOTE) 1.Refer to page 2-15 for voltages of this circuit diagram.
2.Refer to page 2-16 for waveforms of this circuit diagram.
!
RY901
QSK0061-002
D956
C966
*3
100/16
R963
22K
Q955
*1
R964
47K
D957
D976
IC971
*3
X
X
R971
L971
X
X
C974
C973
C971
X
X
X
W-H1
IC972
!
D980
R972
D974
BA33BC0T
C992
QQR1114-001Z
X
X
QCZ9079-102
Y972
!
QUY160-075Y
C975
C976
C991
470/16
4700p
QCZ9079-102
IC973
PQ120RDA1SZ
C955
QCB32HK-471Z
!
R986
X
K955
CP955
*7
ICP-N75-Y
CP
!
D955
T921
C979
FSF05A20
C960
100/25
QQS0271-001
2200/35
R970
1.8K
1/2W
C915
C962
C963
C953
QCZ0122-471
.1
.001
QCB32HK-471Z
!
D977
C984
K953
D953
CP953
*3
*7
*6
ICP-N38-Y
33/50
C916
CP
X
Y951
C954
BW
C958
IC975
X
470/25
PQ050RDA1SZ
K954
D954
CP954
Y952
X
X
X
X
CP
K957
C959
C952
X
X
QCB32HK-471Z
Y978
!
K952
CP952
X
L994
0
*7
ICP-N38-Y
!
CP
C989
R932
.1
D952
C994
FSF05A20
3.3/50
C957
1000/16
C964
C949
100/35
1000/10
D922
1SS133-T2
C940
Y950
QCZ0364-152
X
L951
C917
QQLZ034-460
D951
31DF6N-FC5
D921
*6
C956
C951
QCZ0364-561
QEZ0203-107
D958
QUY160-100Y
R951
R935
1.5K
1/2W
QRE121J-102Y
R980
X
R952
R950
D961
C911
X
X
X
X
1/2W
R953
D931
1.8K
R983
MA8062/M/-X
1/2W
X
!
C950
PC901
R954
.1
PS2581AL1/QW/
X
D959
C987
1/2W
D910
X
X
IC951
X
SE135N
D960
X
R984
!
R955
Q951
R991
X
X
8.2M
Q982
R985
Q952
QRZ9046-825Z
X
X
X
R959
R957
X
R956
X
X
C969
R958
X
X
D963
X
!
C993
.001
AC400V
QCZ9079-102
MAIN PWB ASS'Y (2/3)
SCW-1039A-H2 [AV-21VT14/P]
ABL
PROTECT
STB1
STB
ABL
HFB
HFB
EW
EW
VDRB-
VDRB-
VDRA+
VDRA+
NECK
NECK
P_ON/OFF
PROTECT
VER_PROTECT
3.3V_STB
P_ON/OFF
H_DRIVE
R475
32V
X
12V
VER_PROTECT
5V
IC401
PROTECT
Q471
8V
X
AN15525A
D472
V.OUT
3.3V_STB
*3
THERMAL
PROTECTION
R791
R471
1K
1.5M
PUMP
1/2W
STB1
AMP
UP
A_VCC
Vcc
-Vcc
C471
L972
10/50
R473
QQL244J-5R6Z
68K
3.3V_STB
R427
6.8K
R474
220K
C977
C978
C423
6800p
C428
47/16
47/16
QEHR1VM-227Z
R437
C420
X
R426
X
12K
D422
MTZJ75-T2
D423
GP10DE-5009-T2
R438
X
C427
12V
1000/35
D971
C431
*3
D973
L973
C424
.18
QQL244J-5R6Z
*3
D471
QFLC2AJ-683Z
PROTECT
1SR124-400A-T2
R434
6.8K
C980
C981
100/16
100/16
R439
R435
L421
R430
R976
C429
X
BW
X
12K
390
P_ON/OFF
X
R451
R453
X
1/2W
R431
X
X
8V
R440
QRG01GJ-221
C454
R452
R454
X
X
C961
X
C435
X
NCF21HZ-334X
R456
R455
X
X
C430
C436
QFLC2AJ-563Z
NCF21HZ-334X
R433
R448
8.2
IC451
QRE121J-1R0Y
1/2W
X
PROTECT
12V
C451
X
D975
R458
X
*3
L975
C452
QQL26AK-820Z
X
R461
5V
X
R462
X
R981
C967
C968
10K
47/16
47/16
R463
X
R962
QRL029J-223
32V
!
Q522
D962
T521
TT2190LS-YB11
R524
MA8330/M/-X
QQR1522-001
QRL039J-470
STB
R522
C523
22
47/35
1/2W
A_VCC
Q521
H_DRIVE
R982
R520
C520
2SC2655/Y/-T
X
100
.1
H_DRIVE
C521
R521
.0033
C522
D520
1K
MY
.022
Q981
*3
X
QFLC1HJ-223Z
D981
X
X
HFB
C988
X
P_ON/OFF
Y505
Y971
X
X
Y570
Y954
QUY160-125Y
X
Y571
Y961
QUY160-125Y
X
Y913
Y962
BW
X
Y953
Y963
BW
QUY160-125Y
GND
GND
GND
GND
(No.YA140)2-7
2-8(No.YA140)
IC351
TDA6107AJF/N1
C356
CH
X
R354
150
R381
X
C352
R597
4.7/250
X
R380
D594
X
R596
X
X
Q592
X
R595
X
D593
X
Q591
X
R594
C593
X
X
Q371
X
Q372
X
D591
D592
R592
X
X
X
R593
C591
X
C592
Q373
X
X
X
R591
D371
X
X
CN10T
QJL001-065631
CHGC004-400-G
C453
X
R457
D451
X
X
L551
T522
!
QQLZ034-280
QQH0188-001
C556
X
!
C555
R459
R533
QFLC2AJ-103Z
X
QRZ9017-4R7
MY
R554
R555
D555
D554
1.8K
X
X
MA8051/L/-X
R460
X
C551
R464
QCB32HK-561Z
X
Q461
R551
QRX029J-R47
X
C531
C553
D551
X
QEHR1EM-108Z
*6
C554
D552
R552
QEHR1EM-108Z
*6
QRX029J-R47
L521
X
C552
QCB32HK-561Z
C527
QFZ0197-124
Y503
X
C582
QFZ0197-124
Y504
X
D523
R572
!
*6
QRE121J-222Y
R571
C529
R529
R535
R570
QETN2EM-475Z
X
X
X
X
C572
100/16
R527
QRL039J-393
C571
QEZ0203-107
Y501
X
Y502
X
L522
QQR1005-004
R528
C530
QCB32HK-561Z
470
1/2W
HV
CN0HV
QGZ5004C1-04
!
DEF YOKE
!
!
SK351
QNZ0536-001
R358
QRZ0107-152Z
R359
QRZ0107-152Z
R360
QRZ0107-152Z
SG351
QAF0006-501
SG352
QAF0006-501
!
R371
X
C359
SG354
R372
X
X
X
C358
QCZ0364-152
R373
X
R377
X
R375
C371
X
X
Q374
X
R376
X
D372
X
K355
QQR1113-001Z
MAIN PWB ASS'Y(3/3)
(CRT SOCKET)
R369
120K
R370
SCW-1039A-H2
390K
1/2W
C350
1/2W
[AV-21VT14/P]
X
CN10U
CHGC004-400-G
CN00U
FBT
R582
150K
1/2W
D581
C581
R583
180K
*6
.1
R581
1/2W
8.2K
1/2W
L530
QQL244J-5R6Z
D530
!
CN00X
*6
R530
C532
QRZ9017-4R7
QGA2501F1-05
10/250
C580
X
ADJUSTMENT
CONNECTOR
R573
1K
Q571
2SA1208/ST/Z1-T
R574
18K
1/2W
D571
MA8075/H/-X
R575
2.2K
C573
R576
47/25
X
Q572
*5
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