JVC AV-21E3 Service Manual page 36

MAIN PWB CIRCUIT DIAGRAMS (2/2)
BLU
BRN
(AC110-240V)
POWER CORD
QMRP340-165-001
! LIVE ( )
VA901
QAF0052-621
OR ERZV10V621CS
S901
! QSW0750-001
POWER SW
! F901
C901 T3.15AH
AC275V MF QMF51E2-3R15J4
QFZ9078-224
!
LF901
QQR0527-002
!
L01
TH901
QQW0076-001
QAD0121-9R0
OR OR DEG RELAY
QAD0119-9R0
QQW0077-001
DEG-COIL
Y904
X
Y905 !
X Y902 Y903
CNDEG C991
BW BW
QGZ5003C1-04 .001 250VAC
QCZ9079-102
R904
150 3WOMR
QRL039J-151
!
!
C910
C992
275VAC MF
.001 250VAC
QFZ9078-473
QCZ9079-102
R901
QRF104K-3R9
! C907 ! C904
! C909 .001 150p
QCZ9015-102 QCZ9015-102
QEZ0552-127
or
QEZ0199-127
120 400V
!
D901
G2SBA60
! C929
.01 630V
QFKA2JK-103
! C905
.001
R923
QCZ9015-102
R928
QRM034J-R18
68k
!
C909
QRL039J-683
QEZ0199-127
3WOMR
R921
! R903
1.8 100k 2WOMR
IC921
1/2W QRL029J-104
STR-W5753A/F5
R906
100k 2WOMR
QRL029J-104
OVP Drain 137.5V C930
X
!
TSD
C931 680P 2kV
NC
K901 K902
OSC QCZ0364-681
R922 *8 *8
0.1V
220
Source 1/2W
DRIVE
R924
GND
1M D933
R934
1/4W MTZJ16C-T2
68k
16.9V
Vcc
D929
150k
FB/OLP
1/4W
C922 D931
.1 *4
1V
OCP/INH R933
D921
4.7
*5
1/2W
D920 C925 D925
1SS133-T2 47/35 *5
R935
3.9k 1/2W
TF
C926
3300p
QFLC1HJ-332Z
!
C993
2200p 250VAC
QCZ9079-222
!
R991
8.2M
QRZ9046-825Z
LIVE
MAIN PWB
(2/2)
(
SCG-1410A-H2
No.52028
PW
CN0PW
QGAB80F1-02
ISOLATED ( )
Y973
0
!
Y961
Q961
BW
X
R961
R962
X
X
R963
Q962
X
X
R964
X
R985
RY971
X
X
D973
X
R986 C972
X X
Q973
X
R987
D974 R988
X
X X
IC971
BA17809T
R976
REG 9V
12
11.8V 9V
2WOMR
C976
220/16
220/25
IC972
BA17805T
R979
REG 5V
47
11.4V
4.9V
3WOMR
H004
C978
X
220/10
220/25
C947
!
QCB32HK-222Z
T921
QQS0161-001
Q974
CP981
2SA966/OY/-T
ICP-N50-Y L943
K943
4.7 15.4V 15.2V
SW
*8 !
QQL244J-4R7Z
CP R978 14.6V
D943 47k
RGP10J-5025-T3 C948
1000/25
QETN1EM-108Z
C949
C944 R977
470p
QCB32HK-222Z 1.2k
K942 1/2W
L942 4.7
*8 !
QQL244J-4R7Z
CP
0.1V R974
D942 CP982
3.9V 2.2k
RGP30B-F1 ICP-N75-Y
C946
Q975
1000/25
*3
C971
SW
X
C945
1000/25
QEHR1EM-108Z
C941
560p 2kV
QCZ0364-561
L941
K941 82
*8
QQL26AK-820Z
D941
RU3AM-LFC4
C942
100/160
QEZ0203-107
D986
CN0S2
X
ISOLATED
Y503
) ( )
X
AV-21E3 AV-21E3
Y972
X
IC421 5
50
IC421
AN5522 V.OUT
IC421 3 6
THERMAL
PROTECTION
25
R965
X
PUMP UP
Vcc GND
C961
X
3.7V 24.7 1V
V
14.6
V
R421 R422
4.7k X
C427
100/35
R423 C421
D421
0
MTZJ75-T2
D424
X
R424
0
R425
C422
3.3k
X C423
R426 R431
18p
0 10k
V_OUT
C977
C426
.001
C424 R441
.01 8.2k QETN1HM-475Z
QFLC2AJ-103Z
R443
4.9V R432
1
3.9
R436 1/2W
D983
1/2W
82k
*4 Q402 C436
*1 .33
R433
0V TF
2.7
SW 1/2W
D427
C979 K421
MTZJ27B-T2
*8
D425 *4
5.5V R453
C429 2.7k
10/50
Q401
DTC124ESA-T
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
C528
1/2W
1 2SC2655/Y/-T 9.7V
H DRIVE
0.2V
R531 MY R530 D555
330 R532 X
C526
1k
.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
W-B1 W-B R574
Y971
CHT32KK0-22-N CHT32KK0-22-N 1.5 2WOMR
X
R573
B1
1.5 2WOMR
C531 R571
R575
100/160 2.2k
X
QEZ0203-107
114.8V
C571
NG OK
R576 100/10
D571 114.5V
4.9V 22k
MTZJ7.5S-T2
1/2W
0V
0V Q571
R984 SW
2SA1208/ST/Z1-T
X R578 C572 R577
Q572
10k 47/25 3.9k
*1
FBT PROTECTOR
R983
X Q981
X
SW
X
R982
X D985 D562 D561
R566
X X X
Q982 X
X
SW
R981 C981
C561 R565 C562
X X
X X X
X_RAY PROTECTOR
TP-91
( 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 : MTZJ5.6A-T2
: BUS WIRE QQD0061-001
BW
X : NON MOUNT
FOR TEST
(OPTION)
2-7 2-8
R365 TP-47B
12k
R362
2WOMR
1.5k 1/2W
QRZ0107-152Z
124.2V
L353 BW
B-OUT
Q353
STC344-T
2.4V
R353
150 2.2V
C356 330p
CH
R359
R368
R356 100
1.8k
330 R348
X
R364
12k
R361
2WOMR
1.5k 1/2W
QRZ0107-152Z
114V
L352 BW
R352 G-OUT
132.6V
150 Q352
2.8V 3.1V
STC344-T
2.7V
R345 2.5V
CH C355 220p
3.7V R430
X
24.9V 82k
R367
R355 R358
1.8k
330 100
C428
100/35 CN10T
T R363
D423
X 12k
R360
*6
C425 2WOMR
9V C357 1.5k 1/2W
5600p
470/10 QRZ0107-152Z
GND 115.3V
B
R346 X L351 BW
R-OUT
127V
G R347 R349
3.2V Q351
3.9k 4.7k
R
STC344-T
R351 2.6V
2.7V
150 2.4V
C354 270p
CH
R442
10k R366
R354 R357
1.8k
330 100
R434
C433
X L354
4.7/50
1/2W
R438
X
R369
C435
R439
2200/25
X
(1/2)
7.2V
0.2V
CRT SOCKET PWB
NC
0.2V
C430
.0047
Q403 Q404
MY
X X
SW SW
R440
470
1/2W
!
C525
.0094
26V
1.5KV
H OUT
QFZ200
-942
! L551
D554
QQLZ034-240
X
C582 C527 *4 !
X .37 T522
C555
R554
250V QQH0134-001
.1/100
680
FBT
X QFZ199 MY
1/2W
EHV
-374
FR556
X
FR FOCUS
D553 SCREEN
MTZJ9.1B-T2
Y501 L522
X R584
BW
BW
R551
!
1 1W
C581
QRZ9011-1R0
.1
TF
D582
D551
C552 *5
*5
1000/35
QETM1VM-108
C553
X
QRJ146J-2R2X
D552
*5
Y550
T522 X
3
70
FR557
QRJ146J-2R2X
D557
C557 *6
100/50
7
1
1000 28
CN0HV
QGZ5003C1-04
V.DY H.DY
No.52028
!
SK351
QNZ0537-001
OR QNZ0536-001
B
BK
G
GK
RK R
V01
H
A51KQK99X
H
CN0E1
!
SK351
QNZ0537-001
OR QNZ0536-001
Y303 X
Y304
BW
FOCUS
TP-E
SCREEN
K351
QQR0621-002Z
C351
C352 X
QFZ0097-103
Q353 C Q351 C
120
120
BW
Q352 C
X
120
CN10U
U
U
CN00U
CHGC04-400-G
Y553
BW
D584
X
R581
1.8k
1/2W
R582
22k
R583
39k
R585
X
D581
MTZJ20B-T2
R552
C554
4.7/250
5
240
9
220