JVC AV-21Q3/D Schematic Diagrams page 8

MAIN PWB CIRCUIT DIAGRAM (2/2) [AV-21QMG3/U]
BLU
BRN
(AC110-240V)
POWER CORD
QMPR340-165-K2
! LIVE ( )
VA901
QAF0052-621
OR ERZV10V621CS
! QSW0750-001
! F901
C901 T3.15AH
AC275V MF QMF51E2-3R15J4
QFZ9078-224
!
LF901
QQR0527-002
TH901
QAD0121-9R0
OR
L01
QAD0119-9R0
QQW0006-001
DEG-COIL Y904
BW
Y905
BW Y902 Y903
CNDEG C991
BW BW
QGZ5003C1-02 .001
QCZ9079-102
R904
X
!
C910
0.047 275VAC MF
.001
QFZ9078-473
QCZ9079-102
R901
QRF104K-3R9
C907 C904
.001 250VAC .001 250VAC
QCZ9015-102 QCZ9015-102
D901
G2SBA60
C909
QEZ0552-127
or QFKA2JK-103
120 400V
QEZ0199-127 C905
.001 250VAC
R923
QCZ9015-102
QRM034J-R18
C909
QEZ0199-127
R921
R903
!
1.8
100k 2WOMR
IC921
1/2W QRL029J-104
STR-W5753A/F5 R906
100k 2WOMR
QRL029J-104
C930
OVP Drain 137.5V
X
!
TSD
C931 680p 2kV
NC K901 K902
OSC
QCZ0364-681
R922 *8 *8
0.1V
220
1/2W
Source
DRIVE
R924
GND D933
1M R934
MTZJ16C-T2
1/4W 68k
16.9V
Vcc
D929
FB/OLP 150k
1/4W D931
C922
*4
1V .1
OCP/INH
D921
C932 D928
*5
220p *7
D920 C925 D925
1SS133-T2 47/35 *5
R935
3.9k 1/2W
TF
C926
3300p
QFLC1HJ-332Z
MAIN PWB
(2/2)
!
C993
2200p
QCZ9079-222
!
R991
8.2M
QRZ9046-825Z
SCG-1431A
(AV-21QMG3/U)
No.52027
PW
CN0PW
QGAB80F1-02
ISOLATED ( )
Y973
0
!
S901
Y961
Q961
POWER SW
BW
X
R961 R962
X
X
R963
Q962 X
X
R964
X
DEG RELAY
R985
RY971
X
X
D973
X
R986 C972
X X
Q973
X
!
R987
D974 R988
X
250VAC
X X
IC971
BA17809T
R976
REG 9V
12
11.8V 9V
! 2WOMR
C992
250VAC
C976
220/25
IC972
BA17805T
R979
REG 5V
47 11.4V
4.9V
3WOMR
H004
C978
X
220/25
C929
.01 630V
R928
!
68k
T921
QRL039J-683
QQS0161-001
3WOMR
Q974
C947
2SA966/OY/-T
QCB32HK-222Z
L943
K943
4.7 15.4V SW 15.2V
!
*8
QQL244J-4R7Z
CP R978
14.6V
47k
D943 CP981
C948
*5 ICP-N25-Y
1000/25
QETN1EM-108Z
C949 470p
C944 R977
NDC31HJ-471X
QCB32HK-222Z 1.2k
K942 1/2W
L942 4.7
!
*8
QQL244J-4R7Z
CP
Q975
0.1V
R974
D942 CP982 *3
3.9V
2.2k
RGP30B-F1 ICP-N75-Y SW
C946
1000/25
C971
X
C945
1000/25
QEHR1EM-108Z
R933
4.7
1/2W
C941
560p 2kV
QCZ0364-561
L941
K941
82
*8 QQL26AK-820Z
D941
RU3AM-LFC4
C942
100/160
QEZ0203-107
2SC2785/JH/-T
CN0S2
QGA2501C5-03Z
250VAC
LIVE ISOLATED
Y503
( ) ( )
X
AV-21Q3 AV-21Q3
AV-21QMG3 AV-21QMG3
AV-2115EE AV-2115EE
Y972
X
IC421 5
50
IC421
AN5522 V.OUT
IC421 3 6
THERMAL
PROTECTION
R965 25
X
PUMP UP
C961 Vcc GND
X
3.7V 24.7 1V
24.9V
V 14.6
V
R421 R422
X
4.7k
C427
100/35
R423 C421
D421
0
MTZJ75-T2
D424
X
R424
0
R425
C422
3.3k
X C423
18p R431
10k
V_OUT
C977 R426
C426
220/16
0
.001
D982 C424 R441
.01 8.2k QETN1HM-475Z
*4
QFLC2AJ-103Z
R443
R432
4.9V
1
3.9
Q402 R436 1/2W
1/2W
*1 82k C436
SW .33
R433
0V TF
D983 2.7
*4 D427 1/2W
K421
C979 MTZJ27B-T2
R453
*8
220/10
2.7k
5.5V
D425
*4
Q401 C429
DTC124ESA-T 10/50
V.NECK
!
R524
Q522
X
T501 2SD2627-YB11
QQR1244-001
-0.2V
R525
C523
33
R521
47/25
2WOMR 56
R526 1/2W
Q521 B
270
Q521
1/2W C528
1 2SC2655/Y/-T 9.7V
X
H DRIVE
0.2V
MY R530 D555
R531
R532
330 X X
1k C526
.0082
MY
R980
1.5k 2WOMR
QRL029J-152
R529
680 3WOMR
Q521 C Q522 B
ON STB
QRL039J-681
20 2
C530
X
Y502
R528
BW
X
R574
Y971 W-B1 W-B
1.5 2WOMR
X CHT32KK0-22-N CHT32KK0-22-N
R573
B1
1.5 2WOMR
C531 R575 R571
100/160 X 2.2k
QEZ0203-107
C571
114.8V
100/10
NG OK
R576
D571
4.9V 22k 114.5V
MTZJ7.5S-T2
1/2W
0V
0V Q571
SW
R984
2SA1208/ST/Z1-T
R578 C572 R577
18k
Q572
10k 47/25 3.9k
*1
FBT PROTECTOR
R983
82k Q981
*2
D986
SW
*4
R982 !
!
! 10k D985 D562 D561
R566
*4 MTZJ7.5S-T2 *6
Q982 NRSA02F-562X
SW
R981 C981
C561 C562
27k X
X 47/50
!
R565
NRSA02F-4421X
TP-91
X_RAY PROTECTOR ( B1)
TP-E
NOTE
( )
*1 : 2SD601A/QR/-X
*2 : 2SB709A/QR/-X
*3 : UN2212-X
*4 : MA111-X
*5 : RGP10J-5025-T3
CN0S1
*6 : 1SR124-400A-T2 S1
QGA2501C5-05Z
*7 : MTZJ3.3A-T2
*8 : QQR1113-001Z !
DY01
*9 : MTZJ5.1A-T2
BW : BUS WIRE CE20336-00A
X : NON MOUNT
FOR TEST
(OPTION)
2-11 2-12
R365 TP-47B
12k
R362
2WOMR L353
1.5k
BW
1/2W
Q353
STC344-T 124.2V
B-OUT
2.4V
R353
C356
150 2.2V
330p CH
R359
R368
R356 100
1.8k
330 R348
X
R364
12k
R361
2WOMR L352
1.5k
BW
1/2W
Q352
114V
STC344-T
QRZ0107-152Z
G-OUT
132.6V
2.8V 3.1V
R352 2.7V
C355
150
2.5V
220p CH
3.7V R430
82k
R367
R355 R358
R345 1.8k
330 100
C428 X
100/35 CN10T
T R363
D423
X 12k
R360
*6
C425 2WOMR L351
9V C357 1.5k
5600p BW
470/10 1/2W
GND 115.3V
B
R346 X QRZ0107-152Z
G 127V
R347 R349
3.2V
R 3.9k 4.7k
R351 2.6V
2.7V
C354
150 2.4V
270p CH
R442
10k R366
R354 R357
Q351 1.8k
330 100
R434 STC344-T
C433
X R-OUT L354
4.7/50
1/2W BW
R438
X
R369
(1/2) X
C435
R439
2200/25
X
7.2V
CRT SOCKET PWB
0.2V
(With in MAIN PWB)
0.2V NC
C430
.0047
Q403 Q404
MY
X X
SW SW
R440
470
1/2W
CHGC04-400-G
!
C525
.01
26V
1.5KV
H OUT
QFZ0200
-103
L551
!
D554
QQLZ034-320
!
C582 C527 *4
X .43 T522
C555
R554
250V QQH0131-001
.1/100
680
FBT
QFZ0199
MY
1/2W
-434 EHV
FOCUS
!
FR556
SCREEN
QRZ9017-4R7
D553
MTZJ9.1B-T2
D584
Y501 L522
BW X R584
BW C581
R551
!
.1
1 1W R582
TF
QRZ9011-1R0
D582
D551
*5 *5
C552
1000/35 R585
QETM1VM-108
X
MTZJ20B-T2
C553
X
QRJ146J-2R2X
D552
*5
Y550
T522 BW
3
240
70
!
FR557
QRJ146J-2R2X
D557
*6
C557
100/50
7
1
1000 28 220
CN0HV
QGZ5003C1-04
V.DY H.DY
No.52027
CRT SOCKET
!
SK351
QNZ0537-001
OR QNZ0536-001
B
BK
G
GK
RK R
H V01
A51LMV10X
H
!
CN0E1
SK351
QNZ0537-001
OR
QNZ0536-001
Y303
X
Y304
BW
FOCUS
TP-E
SCREEN
K351
QQR0621-002Z
C351
X
C352
QFZ0097-103
Q353 C Q351 C
120
120
Q352 C
120
CN10U
U
U
CN00U
Y553
X
X
R581
33K
1/2W
22k
R583
39k
D581
R552
C554
4.7/250
5
9