JVC AV28CT1EKS Service Manual page 25

POWER & DEF. PWB CIRCUIT DIAGRAM
NOTE
*1: 2SC1740S/QR/-T
*2: 2SA933AS/QR/-T
*3: 1SS133-T2
: BUS WIRE
X : NON MOUNT
(OPEN)
CNDE2 X
! TH901 L901
CNDEG X C901 X QAD0120-9R0 QQL402K-100
!
L01 DEG COIL
Y907
QQW0102-001
BW
!
R902
QRZ0123-121
120 7W UNFR
L902
Y908
* QQL402K-100
Y905
CH42145-802T Y906
CN00W
D901
! LF901 D3SBA60 !
AC
QQR1095-001 C905
AC 0.0047 AC250V
!
QCZ9054-472
C902
Y902 3W OMF
X QEZ0199-227 QRL039J-823
C908
Y901 !
QQR0659-004
R904 .01/500V
! L903
470k QCB32HK-103
R903 C903
C907 1/2W
3.9 X
220/385
! C906
10W UNF R R905
0.0047
470k
QRF104K-3R9 D902
! AC250V
C904 1/2W
QCZ9054-472 BYD33M-T3
Y903 X 0.0047
AC250V
R906
Y904 X QCZ9054-472
BW
HS001 CEHT12N-026PS
D903
X
R909
K904
68k QQR0679-001
0V
3W OMF D913
GND
C914 QRG039J-683 MTZJ27B-T2
10
IC901 X
.1V
VIN
STR-F6667B/F7
K902 X
333V
DRAIN
K903
0V C913
X
SOURCE 47/50 C911
X
D910 BW
1.2V
OCP/FB
R910
C912
680
R912
470p
1/2W 2.2 2W OMF
D911
QRT029J-2R2
MTZJ15B-T2
Y909
R911 0.15 BW
QRM059J-R15
D906 C915
R917 BW X
X
D908 D904
2W OMF
BW Q901 R916 BYD33D-T3
X X
C917
C916
X
100/50
TF D907
X
BYD33D-T3
D909
*3
C918
680p
C919
X VOLTAGE FEEDBACK
R918
D912
3.3k 1/2W
BW
REFERENCE LIST (*PARTS)
SJK- SJK-
*
* 2512A-H3 2512A-H3
QRE121J
QFZ0200 R464
C521
-722 -682Y
QRL039J QFZ0197
C543
R504 -204
-821
QQR1137 QRE121J
L522 R414
-3R9Y
-4
QRX01GJ
QFZ0197
C529 R415
-104 -1R8
MTZJ
C561 QFV71HJ D963
-154Z 3.9B-T2
QRE121J QFZ0197
R465 C528
-683
-103Y
QFZ0197
R468 C542
BW -824
R406 10k
L551 X
QRL039J
QRL039J R467
R505
-681 -120
QFZ0197
C532
-374
R591 12k
AV28CT1EKS / AV28CT1EKB
AV28CT1EPS / AV28CT1EPB
CN005
QGB1506M1-16
R931
BW
C931 Q931
C932 D933
*1 R933
0.1V BW BW
X 1k
0.7V
RY931 0V R932 R934
D932
X
QSK0099-001 X
X
D931
Q933
*3
2SC2655/Y/-T 10.4V
5.4V R937
R939 BW
10.4V Q932
5V
X R936
*1
C934 R938
10k
1k 4.7V
4.1V
1/2W
1N4003-T2 10/50
D936 C933
D934
T921
D935 1N4003-T2 10/50 R935
QQT0303-001
47k
MTZJ6.2B-T2
!
CP957
CP
D937 ICP-N5-Y
C935
D939
C993 X ! 220/25
*3
D938
1N4003-T2
!
R991
1N4003-T2
8.2M 1/2W R940
QRZ9046-825Z 39
C992
!
470 AC250V 1/2W
QCZ9079-471
! C991
0.0033 AC250V
D964
QCZ9079-332
MTZJ33B-T2
LIVE ISOLATED
D951
R908 L951 46
R907 QQR0872-001Y RU4B-F1
3W OMF QQLZ026-460
QRL039J-823
C952
K951
82k 220/160
X 2W OMF
R908 QEZ0203-227 R978
C951
82k T901
560p/2kV
IC952 12V REG
QQS0099-001 QCZ0122-561
BA12T
14.9V 12V
C909
390p/2kV
! C968
CP956 0.1
ICP-N10-Y CC
C910 CP
D985 HS962
.001/2KV
9V
QCZ0122-102 MTZJ7.5C-T2
R976
C909 C971 12.9V
QCZ0122-391 10 0.1
C953
2W OMF CC IC953
QCB32HK-391Z
IC PROTECT 9V REG
K901 QRL029J-100
CP951
BA17809T
QQR0679-001
K952 D953 BW R979 X 2W OMF
C954
CP
BYW95B-20
2200/25 IC954 5V REG
QQR0621-002Z
Y954 BA05T
Y951 QCB32HK-391Z Y952 X BW
QTMM1EM-228
7.1V
X CP952
!
C955 ICP-N50-Y
CP C974
0.1
D954 IC PROTECT 0V
K953 C957 CC
BYW95B-20 C956 X
X
QQR0621-002Z 2200/16 R977
HS964
QTMM1CM-228 IC955
3.3V REG
CEHT11B-002Q C958 1SR35-400A-T2 X
Y953 HS955 QCB32HK-391Z
D958
BW ! CP953 C977
X
QRZ9017-100 K954 ICP-N75-Y
! R913 CP
QQR0621-002Z D955 C959
R951 FMX-G12S 2200/35
10 1/4W
X
QETM1VM-228
FR
3W OMF
D905
R953
X
R914
2.7k 1/2W C964
R915 0.68
X TF
3.5V
3.5V
PC901
!
D963
R952
PC123FY2 *
X
141.3V
IN IC951
3.5V 3.5V R964
SE140N
1k 12.6V
COM ERROR AMP.
1/2W
0V
C979
E
0.1
TF
POWER & DEF. PWB
SJK-2512A-H3
No.51952
AV28CT1EKS / AV28CT1EKB
AV28CT1EPS / AV28CT1EPB
AV28CT1EIS
AV28CT1EIS
CN004
QGB1506M1-16
NECK
R492 D491
BYD33D-T3
68k
AUDIO_E
R493 C491
220k 1/50
HS003 CEHT12N-014QS
AUDIO_B
IC401
VERT OUT LA7841
5V
THERMAL
STB PROTECTION
PUMPUP
R401
-Vcc Vcc 6.8k
-13V 0.2V 13 1.9V 1.9V 13 -11.3V
.2V .4V
C401
D401
R403
220/35
1.2k
MTZJ75-T2
4W
QEHR1VM-227Z
R404
820
C402 D402
1000/35 1/4W
1N4003-T2
! D492 MTZJ22B-T2
QETM1VM-108
32V C403
QFLC2AJ-683Z
R494
D493
4.7
*3
C492
1/4W
C405
R967
QRZ9017-4R7
22k 0.0047
C406
MY
QRL039J-223 QCZ0337-180Z
3W OMF
B1
R409 R407
V_DRIVE
10k BW
R406
*
C407
0.001
QQL26AK-820Z
MY
L952
QEHR1CM-107Z
82
12V
D981
C969 C970
*3 V_SAW
470/16 100/16 R410
R463
R414
1k 3.9k
X QEHR1CM-477Z *
C409 1/2W
L953 3.4V
5.6 X
QQL26AM-5R6Z R413
X
D982 *3
1/2W Q463
C973 R415
C972
*2
220/16 47/25 *
9V
K401
QQR0621-002Z
C410
1W OMF
R416 PIN DRIVE
QFV71HJ-334Z 0.33
EW 82 R461 2.8V Q462
L954
QFV71HJ-334Z C408 0.33
QQL26AM-5R6Z 330 PIN DRIVE
4.9 R417
R462
5.6
V 5V 1 C411 MY C463 X
1/2W MY
.056/100
0.015
C975 C976 D983 *3
47/25
220/10
CEHT11B-002Q
HS002
CM48010-002-H
D984
3.3V Q521
2SD2634-YD
C978 X H.OUT
T501
X
680p/500
CE42034-002
QCB32HK-681Z
C502
93V
AUDIO_B D
1.4V R521
C501 !
G 15
C503
R501 X 1/2W
S
1/160 C521
BW
R502 R503 1.5kVH MPP
QEHR2CM-105Z
2.2k 1.5k
R504
1/2W
3W OMF
Q501
AUDIO_E
BSN304-T *
H.DRIVE
R505
3W OMF
* K503 K504
QQR0582-001Z QQR0582-001Z
R548 R541
2.2k 10k
1/2W 1V 1/2W
Q546
0V
DTC124ESA-T
Q541
REGULAR DTC124ESA-T
D.M.SW
S_COR
3.5
B1 144.5V
2-9 2-10
CN003
QGB1506M1-16
! R595
QRA14CF-1692Y
16.9k 1/4W,1%
! R596
QRA14CF-2491Y
2.49k 1/4W,1%
D593
R595
BYD33D-T3 !
C593
10/100
1/4W,1%
R402
QRZ9021-1R0
6.8k 1.0 1W
1/4W
D403
*3
C533
X
R497 5%
C404
R405 15k !
C531 R524
1/50
820 0V
QRZ9017-4R7
0.2
1/4w,1% D525
D494
V
*3 MTZJ9.1B-T2 R526 R525 0.01 MY 4.7
3.3k
X 1/4W FR
R495 Q402 X
R496
*1 D524
10k 18k
10/50 C552
1500p/500
R551
QRT039J-1R0
3W_FR
C553 D553
1000/25 BYW95B-20
QEHR1EM-108Z
C554
1500p/500
R552
R464
C462
QRT039J-1R0
C464
* 10/50
X
1/2W
R467 C555 3W_FR D554
MY
BYW95B-20
* 1000/25
L461
2.8V QEHR1EM-108Z
3W OMF QQLZ028-472
R465 R468
* * C461
Y524
R466 4.7/100 QEZ0231-475Z
1k X
R591
1/2W
C465 *
! C521 QFZ0200-722
BW
1/2W
7200pF 1.5kVH MPP
HS004
12.5V ! C522 QFZ0200-113.
*2
CEHT11B-005QS
R553
0.5V 0.011 1.5kVH MPP
5.6
Q461 ! C523 QFP32GJ-223
UNF R
0.022 400V PP
2SD1408/OY/-LB QRF104K-5R6
0V PIN OUT ! C524 QFN32DK-683
0.068 200V M
! C526 QFZ0197-514
C560
0.51 250V MPP
220/160
QETM2CM-227
D521 RH3G-F1 Y523 X
C530 QCB32HK-561Z
D521 !
1200 C526 C527 QEHR2EM-475Z
! Y522
250V MPP R522 QRL039J-103
C522 X *
D523 BYD33G-T3
!
C525 L522
QFZ0197-354
C527
.35 *
200V PP 4.7/250 D523
!
K503
C523
R522
400V PP PP
R523
! C530
10k
C532 560p/500 470
K504 C524 Q543 3W OMF
0V
250V 1/2W
IRF620 T521
D C528
D.M.SW .37
.068 250V MPP
11V
D522
G
S
C529
0V
BYW95B-20 R543
C541 X 120k CE42549-001J1 QQLZ028-101
.1 250V L521
1/2W
MPP
R542
C543
2.2k
* R544
1/2W
R546 100k C542
100k 1/2W *
1/2W 200V MPP
11V 0.1V
D
15.2V Q544
27.5V 0.1V 2SK2459N-F54
0V D G
S ZOOM SWITCH
Q542 0.1V
R545
1V
DTC124ESA-T G 12k
0V S
ZOOM SW
V
PC542 Q545
PC123F2
0V
ZOOM SW R547 PC541
12k PC123F2
ZOOM SWITCH
0V
Q545 2SK2459N-F54
C431 C432
X 5% X
5%
HV
CN0HV
CHC802T-05N-J
H.DY V.DY
No.51952
MF
MF
X-RAY PROT. 4.9V
D594
0.1V Q593
MTZJ7.5S-T2
*1
!
R597 0V
R596
27K
MF C594
220/10
L551 X
! R554
FR
FBT
T551
QQH0093-001
EHV
FOCUS
SCREEN
C451
D451
0.1
BYD33D-T3 TF
CN009
B1
NC
HEATER
GND
D551 !
BYD33G-T3 NC
R555
QRZ9011-4R7
HB
4.7 C551 QGA2501C5-06Z
1/2W FR
10/250
CN00X
GND
NC
NC
NC
B1
QGA2501C5-05Z
10W
R592
1.2k
C591
1/4W,1%
100/10
145V
144.8V
Q591
2SA949/Y/Z1-T
3.7V
FBT PROTECTOR
MTZJ15B-T2
D591
R593 4.9V
18k D592
MTZJ7.5B-T2
Q592
DTC124ESA-T
FBT PROTECTOR
R594 -0.1V
2.2k
C592
47/25