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MAIN PWB CIRCUIT DIAGRAM [AV-29VX15/U] (1/2)
D706
MA8036-X
R985
4.7K
Q704
*1
R738
10K
R986
4.7K
R781
0
BL_GND
3.3V_STB
STB1
8V
A_VCC
A_GND
5V
12V
3.3V
NECK
H_DRIVE
HFB
ABL
EW
P_ON/OFF
VDRA+
C_MUTE
VDRB-
PROTECT
VER_PROTECT
32V
TU001
K103
QAU0383-002
X
TUNER
C101
R101
C111
.0047
10
470/16
MC
IF
CF101
R005
NC
75
X
32V
L101
MC
C001
C002
QQL244K-1R0Z
.01
10/50
LOCK
L002
QQL244J-4R7Z
5V
C004
470/16
BM
R001
C003
MC
220
.1
SDA
D103
56p
R002
SCL
220
D104
56p
AS
BT
AGC
MC
MC
MC
C005
R004
C006
.0022
27K
33/16
R006
X
Q002
D
X
Y006
Y711
BW
Y712
0
Y714
BW
Y718
0
Y720
QUY160-125Y
Y721
X
Y723
X
Y725
X
Y726
X
Y727
QUY160-125Y
Y728
X
Y809
X
Y814
Y813
Y812
X
BW
X
GND
GND
GND
GND
GND
GND
MAIN PWB ASS'Y (1/2)
SCW-1745A-H2 [AV-29VX15/U]
CN00C
QGA2501C5-06Z
5V
SDA1
SCL1
Q706
D714
SSM3K02F-X
MA8030/H/-X
5V
D
R794
D707
C778
2.2K
C792
G
*3
S
C777
47/16
.1
.1
R760
100
SCL0
D
Q708
Q705
*2
SSM3K02F-X
R761
100
SDA0
G
S
R795
Q707
R796
100K
*1
1K
STB1
R783
10K
Q791
*1
SCL0
C793
SDA0
R793
100
Y791
4.7/50
X
R790
PW
1K
P_ON/OFF
D713
R984
R983
R982
R981
MA8039/H/-X
47K
3.9
47K
3.9
1/2W
1/2W
V1.8A
VssP2
Q982
*1
1.8V
VssC4
L701
C701
1.8V
*4
Q984
.22
V1.8C4
*1
Q983
L702
C702
2SA562TM/Y/-T
*4
.22
V3.3A3
VrefP_Sdac
R792
CONT
L703
33
*4
1/2W
CH
VrefN_Sdac
VrefP_Sdac
STB1
IC701
8V
VrefN_Sdac
A_VCC
VrefP_Sdac
A_GND
C705
7p
CH
XtalIn
5V
C706
5V
7p
CH
12V
XtalOut
X701
L717
X
3.3V
*4
VssA1
R756
GND
NECK
10K
NECK
NECK
H_DRIVE
L718
*4
C785
1/50
HFB
CONT
CONT
C784
ABL
X
V5P1
EW
C707
C709
.1
.01
MC
P_ON/OFF
Ph2
C710
R701
VDRA+
6800p
12K
MAIN MICRO COMPUTER/
MC
Ph1
C_MUTE
C708
VDRB-
100/16
Gnd1
IF VIDEO RGB SYNC DEF. PROCESS
C711
PROTECT
C712
2.2/50
.22
VER_PROTECT
SecPll
C713
10/50
4.5/OTHER
Dec8G
C714
.022
MC
3.58/OTHER
R702
100
EW
EW
C715
.001
MC
R703
100
SF102
VDRB-
VDRB-
QAX0731-001
C716
.001
MC
C106
VDRA+
18p
VDRA+
C110
CH
R704
.1
100
Vif1
Y008
X
Vif2
C717
X
Vsc
SF101
C718
R107
QAX0663-001
.15
4.7K
Iref
R705
D102
1SS356-X
39K
MC
GndIF
C107
.01
Sif1
Sif2
C719
.01
MC
Y007
R706
220
AGC
X
Y003
X
C720
.001
MC
Y004
EHT
0
R707
56K
Q103
*5
MC
MC
R708
100K
R709
1M
D701
G
*3
Q001
X
D
S
SDA1
G
Y005
S
0
SCL1
0
Y701
X
C722
X
L651
CF702
CF701
X
X
X
C665
C660
X
R651
X
R654
X
R653
X
K104
Y009
QUY160-150Y
QUY160-075Y
IC651
Y010
X
K107
QUY160-100Y
QQR1114-001Z
Y012
Y011
Y106
QUY160-075Y
BW
K601
0
C652
QQR1114-001Z
Y107
X
0
D651
R652
C651
K702
X
X
X
X
Y304
X
GND
GND
GND
GND
NOTE) 1.Refer to the part list for the part number of IC701 and IC702.
2.Refer to page 2-21 for voltages of this circuit diagram.
3.Refer to page 2-22 for waveforms of this circuit diagram.
FRONT CONTROL
FRONT CONTROL
PWB ASS'Y
PWB ASS'Y
CN001
CN002
CN001
CN002
QGF1220C2-09
QGF1220C2-19
QJK002-083633
R755
1.2K
R753
1.2K
Q612
R740
*1
15K
V1.8ADC
C766
C765
.22
100/16
VssADC
C764
.1
V3.3A2
V1.8A
C763
.22
GndA
C761
.1
RefAd
V3.3RefAdP
C760
.22
RefAdN
V3.3A1
C758
.22
Bout
R734
100
Gout
Rout
C757
560p
BLKIN
CH
BCL
MC
C756
.1
V5P3
Gnd3
C779
C753
10/50
.1
B3/Pb
C752
R780
.1
150
G3/Y
C751
.1
R3/Pr
INSSW3
R782
1.2K
NC
R729
4.7K
Uout/INSSW2
Yout
C780
.1
Ysync
C750
.1
Yin/G2/Y
C749
.1
Uin/B2/Pb
C748
.1
Vin/R2/Pr
V5Comb
C746
.1
VssComb
R728
Hout
R727
FbiSo
R726
27K
SVM
R724
1K
R778
X
R722
LC701
X
470
MC
Y703
MC
X
R766
X
Q701
X
R767
X
D601
D607
R663
C657
X
C662
X
10/50
N
X
N
D603
R664
C658
Y601
X
X
*3
X
R655
R656
IC651
Y602
X
R659
C654
C607
X
X
X
X
X
220/16
C608
C653
220/16
X
C659
X
R657
R658
X
X
!
CP650
ICP-N38-T
(No.YA280)2-9
2-10(No.YA280)
CRT SOCKET PWB ASS'Y
CN00T
CN00T
D341
*3
D342
*3
R341
0
D343
*3
Y303
R344
R345
BW
Q341
0
0
5V
*2
D344
X
12V
D345
Y302
R343
*3
0
X
R342
X
C341
220/16
L304
X
5V
R320
R321
X301
X
X
R319
C317
X
X
X
C302
C316
X
X
C303
IC301
C315
CVBSO/PIP
R307
X
X
X
X
R318
X
C314
Q307
R308
C342
X
X
X
X
R309
C313
X
X
R310
X
C312
CVBSO/PIP_GND
X
R312
X
Q305
L711
X
MC
Q306
C304
C311
*4
X
X
R313
X
X
L303
MC
X
3.3V
C305
C310
X
X
MC
L302
L710
C343
R314
C309
*4
X
X
X
X
Y715
L709
QUY160-100Y
C306
*4
X
MC
V
C762
C307
X
100/16
MC
Y
Y301
L708
X
C308
*4
MC
X
U
L707
*4
C759
100/16
K301
X
R735
100
L301
R733
X
100
R732
1k
SCL1
R731
SDA1
1k
D708
L706
NECK
*3
*4
K701
C755
10/50
QUY160-150Y
C754
.1
PB
V2/Y
Y705
V2/Y_GND
0
PR
Y706
PR_GND
0
C747
10/50
L716
*4
100
10k
R725
47
R723
AUDIO AMP
IC601
470
AN5277
D602
X
R617
C605
X
.22
R632
1K
R601
3.3K
R629
0
C606
R630
X
R662
X
.22
R631
0
R602
3.3K
R607
R603
1K
2.2
1/2W
*3
*3
Y603
QUY160-075Y
R611
18K
R615
Q601
Q602
X
*2
*2
R608
C609
R610
X
R609
33/50
100K
27K
D608
D609
X
X
R623
R620
10K
33K
R621
2.2K
R622
Q607
10K
*1
Q608
*1
R616
R624
C613
C617
X
68K
10/50
X
CS21199
R816
75
C1_GND
C1
S_V_DET
R801
Y819
Y801
X
75
BW
Y1/CVBS1
Y_GND
S1
Y802
D814
Y717
LC801
X
*8
D815
QUY160-075Y
QQR1199-002
*8
VIDEO-1
J801
QNZ0454-002
V1
S-VIDEO
INPUT
VDO_DET
R802
0
L1
L1
C821
Y818
NCB21HK-152X
0
R1
R1
R803
C822
0
NCB21HK-152X
GND
BASS
J805
OPEN
X
A_GND
Y719
0
D810
R804
LC802
Y803
X
*8
150
QQR1199-002
V2/Y
V2/Y_GND
D751
Y804
X
Y816
*8
0
LC803
QQR1199-002
Y805
X
PB
J802
J802
R805
PB_GND
QNN0349-002
QNN0349-002
75
D753
VIDEO-2
*8
Y806
X
D811
*8
COMPONENT
Y807
X
LC804
PR
QQR1199-002
VIDEO
PR_GND
R806
INPUT
75
Y808
X
D812
*8
Y817
0
L2
C823
J803
NCB21HK-152X
QNN0348-001
R2
C824
NCB21HK-152X
5V
R807
C804
R808
100
X
470/16
1/2W
R809
0
R815
V_OUT
75
D813
Q801
*8
KTA1267/YG/-T
J804
C809
QNN0349-001
X
L_OUT
R811
82K
C802
OUTPUT
R_OUT
10/50
C803
R812
10/50
390
R813
82K
Q803
UN2226-X
Q805
*2
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