Circuit Diagram; Main Pwb Circuit Diagram (3/4), (4/4) - JVC AV-2956BE Service Manual

MAIN PWB CIRCUIT DIAGRAM (3/4),(4/4) SHEET2
!
!
F901
QMF51E2-4R0-S
AC220V-AC240V
! !
!
VA901 R910
50Hz/60Hz
CN0PW QAF0060-621 QRZ0107-474Z
! C910
QGA7901C1-02 QFZ9072-224
S901
QSW0846-001
!
LF901
QQR1356-001
!
! !
CNDEG C901
QGZ5003C1-02 TH901
QFZ9072-104
QAD0134-4R5
DEG COIL
!
LF902
QQR1035-002
!
C902
QFZ9072-104
R901
Y911 D901
X * GSIB460-S1
! !
C904
C903
CN00D QCZ9015-102Z QCZ9015-102Z
Y910
QGA7901C1-02
*
!
C905
QCZ9015-102Z
R902
QRL029J-683
K921
QQR1114-001Z
D
C921
NC
QCZ0364-102
S/GND
VCC
MC R922
SS/ADJ 330
C923
1000p 1/4W
FB
BD
R923
27K
1/4W
IC921 D930 D929
*3 MA8330/M/-X
STR-W6556A-F5
D932
*3
Q921
2SC3852A
C926
D931
22/50
MA8200/M/-X
D925 R924
MTZJ9.1B-T2 QRA14CF-3302Y
NOTE) 1. Refer to page 2-11 for voltages of this circuit diagram.
2. Refer to page 2-12 for waveforms of this circuit diagram.
!
RY901
QSK0061-002
D956
C968
*3 100/16
R967
C970
22K
X Q955
*1
R964
22K
D959
*3
!
C991
QCZ9079-471 2200/10
!
C992
QCZ9079-471
R965
QUY160-150Y
!
T921 C955
!
QQS0267-001 QCB32HK-471Z
R921 C915 K955 CP955
STB
*7 ICP-N75-T
QRL029J-473 QCB32HK-392Z
CP
D955
FMX-G12S C960
2200/35 C962
0
*
C952
!
QCB32HK-471Z
K952 CP952
*7 ICP-N38-T
D926 C916
CP
X
D952
*9
RU3AM-LFC4 C957
2200/10
C953
!
QCB32HK-471Z
K953 CP953
*7 ICP-N38-T
CP
D953
*9
C958
470/25
C954
QCB32HK-471Z
!
K954
CP954
*7 ICP-N38-T
R926
CP
22
1/4W D954
*9
C959
D928
220/35
QUY160-050Y
D927
C963
MTZJ36A-T2
QCZ0121-102
!
K951 L951
CP951
QQR1114-001Z QQLZ026-480
QMFZ052-2R0-E
CP
R929
D951
22
RU4AM-LFM1
R928 D921 C951
MC
10K FR105SGT-T2 C965
QCZ0364-152
1/2W C956 .001
QEZ0203-227
C925
QETN2AM-226Z
Q958
2SA1013/RO/-T
C924
.1
R960
22K
D958
R951 1SR35-400A-T2
3.3K
R952 R968
15K
X
R927 R953
2.2K 15K
1/4W 1/4W
!
C950
PC901 R963
PS2581AL1/QW/
3.3K
1/2W
D950
X
Q951
*1 Q952
*1
! C969
R991 8.2M R957
QRZ9046-825Z X 15K
D957
MA8030/H/-X R958
C993 680pF
!
AC250V
QCZ9079-681
MAIN PWB ASS'Y(3/4)
SCW-1957A-H2
MAIN PWB(1/4) SHEET1
12V 3.3V_STB
5V
12V
8V
32V
H_DRIVE
P_ON/OFF
PROTECT
PROTECT
R421
5V 10K
Q422
*1
Q421
*1
IC401
LA78041
IC972
PQ033RDA1SSH P_ON/OFF
R976
QRE141J-391Y THERMAL
PROTECTION
R471
270K
PUMP
AMP
UP
R472
Vcc -Vcc
10K
R473
68K
1/4W
3.3V_STB R474
C428 220K
100/35
C423
C975 1000p
C977 CH
47/35
R438 1M
C424
D423
QFLC2AJ-683Z
1N4003SG-T2
PROTECT
IC975
PQ050RDA1SZ
C427
D424 QETN1VM-108Z
*3 1SR35-400A-T2
D975
C431
D972 .1
TF
*3
R434
6.8K
5V
L421 R430
12K
QUY160-050Y
R990
C994
C967 R431
3.3/50 X
47/35
X
R440
QRG01GJ-331
R432
QRX01GJ-2R2
C430
R433
QFLC2AJ-563Z 3.9
1/2W
C435
NCF21HZ-334X
IC973
PQ120RDA1SZ
C436
NCF21HZ-334X
D973
*3
R448
QRE121J-1R0Y
D971
*3
12V
C980 C966 R973 W-B
X X QUB230-08ZAZA-E
47/35
R970
QRE141J-182Y
8V
C984 D970
GG30103-002B-H
MA8082/M/-X
X
!
!
Q522
R524 TT2202-YD
T521
QRL039J-271 QQR1229-001
STB
R525
R522
QRL039J-271 C523
22
47/35
1/2W
Q521
H_DRIVE R523
R520
C520
470 BSN304-T QRL029J-271
NRSA63J-222X
1/4W
H_DRIVE
C521
.0033
C522
R521 D520
MY .022
100K X
D524
Y951
MA8091/H/-X
QUY160-100Y
Y957
QUY160-100Y
R975
1.2K
1/4W Y570
32V
QUY160-100Y
IC951
SE135N
D962
MA8330/M/-X
.1
R980
5.6K
Q957
*1
C964
X
Y968
X
Y967
QUY160-150Y
Y963
R959 QUY160-075Y
15K
P_ON/OFF
Y962
QUY160-100Y
Y961
QUY160-050Y
18K
Y958
QUY160-075Y
GND GND
(No.YA466)2-7 2-8(No.YA466)
MAIN PWB ASS'Y(4/4)
(CRT SOCKET)
SCW-1957A-H2
TDA6107AJF/N1
R351 100
100
R352
R354 100
R353 100
D595 X
D593
X
Q591
CN10T
X
PDEX05-081
R594
C593
X X
R350
X
D591 D592
R592
X X
X
R593 D350
C591 MA8075/H/-X
X C592
C201
X X
220/16
R591
X
R426
12K
C202
.01/50
C205
MC
150p
R202
C203 68
X
R201
470
CN00U
QJL001-064431-E
!
! T522
R555
QQH0202-001
QRZ9022-R82
!
C555
R533
QFLC2AJ-103Z QRZ9017-4R7
MY
R554
D555
D554 1.8K
X
R461 MA8051/L/-X
QRE121J-823Y
R462
QRL039J-330 ! C551
Q461
QCB32HK-561Z
RDN050N20 S
R551
QRZ9021-1R0
G
C531
D QEZ0195-475Z
C553 D551
QETN1EM-108Z *9
!
C554 D552
R552
QETN1EM-108Z *9
QRZ9021-1R0
HS522
L521
C552
QQLZ036-821
QCB32HK-561Z
C527
QFZ0197-224
C582
QFZ0197-204
D523
Y966
*9 Y965
!
QUY160-050Y QUY160-050Y
C529
QENC2AM-225Z
Y571
Y572
R527 QUY160-125Y QUY160-125Y
QRL039J-393
R572
QRA14CF-1202Y
R569
1/2W
QRZ0225-2R2
R962
QRL029J-223
C571
QETM2CM-227
L522
QQR1243-001
C530 R528
Y972 470
QCB32HK-561Z
QUY160-075Y 1/2W
Y970
X
GND GND
HV
CN0HV
QGZ5003C1-06
SCW SCW SCW
*
-1957A -1965A -1958A
DEF YOKE
!
QRF154K QRF154K QRF154K
R901
-4R7 -2R2 -2R2
QEZ0633 QEZ0476 QEZ0476
C906
-227 -337 -337
QUY160 QUY160
Y910 X
-100Y -100Y
QUY160 QUY160
Y911 X
-100Y -100Y
IC351
!
MC
C351
1000p
TP-47B
!
C352 X
10/250 R358
1.5K SK351
SG351
QRZ0107-152Z QNZ0536-002
X
R359
1.5K
QRZ0107-152Z
SG352
X
R360
1.5K
SG353
QRZ0107-152Z
X
!
R369 SK351
100K QNZ0536-002
1/2W
K356
X
SCREEN
C358
QCZ0364-222
CN0E1
IC201
STK396-110A
CN0E2
CN0E4
C212 CN0VM
! 10/16 WJM0048-002A
R206
VM COIL
680
R204 OMF2
330
OMF2
C213
C206
0.01
100/35
R205
470
OMF2
CN10U
QJL001-063821-E
FBT
R582
120K
1/2W
R583
C581
180K
D581
.1 1/2W
*9 R581
8.2K
1/2W
L530
QQL244K-220Z
!
D530 *9 R530
C532
QRZ9017-270
10/250 CN00X
X
OPEN
R573
3.3K
CN00B
QGA2501C5-03Z
ADJUSTMENT
CONNECTOR
Q571
2SA1208/ST/Z1-T
R574
18K
1/2W
Q572
UN2212-X
D571
MA8075/H/-X
R575 C573
47/35
2.2K
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