Table of Contents
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MAIN PWB CIRCUIT DIAGRAM [AV-2104Y/E,AV-2114Y/E] (1/3)
*
IC976
MM1561JF-X
R978
3.3K
C985
C986
47/16
.1
BL_GND
3.3V_STB
STB1
8V
A_VCC
A_GND
5V
12V
V_SHIFT
NECK
H_DRIVE
HFB
ABL
P_ON/OFF
VDRA+
VDRB-
PROTECT
VER_PROTECT
32V
TU001
*
TUNER
R101
C101
.0047
10
IF
CF101
R005
NC
75
X
32V
C001
.01
LOCK
L002
QQR1114-001Z
5V
C004
470/16
BM
R001
C003
220
.1
SDA
SCL
R103
R002
2.7K
220
AS
BT
C005
.0022
AGC
R004
27K
C006
*
MAIN PWB ASS'Y (1/3)
SCW-1314A-H2 [AV-2104Y/E]
SCW-1311A-H2 [AV-2114Y/E]
Note: 1. Refer to part list for the part number of IC701 and IC702.
2. Refer to page 2-15 for voltages of this circuit diagram.
3. Refer to page 2-16 for waveforms of this circuit diagram.
CN00C
QGA2501F1-06
IC801
RPM7238-H5
REMOTECON
RECEVER
R824
R825
R822
D808
120
560
D809
LE22440-T16
1K
LH22440-T16
TIMER
LED( ORANGE)
D807
C806
100/16
R823
C807
47
.1
1/2W
PROT
5V
Q703
R779
10K
*2
SDA1
SCL1
C789
R780
R781
100K
47/50
4.7K
Q706
5V
V1.8A
SSM3K02F-X
R796
R794
D707
C778
0
2.2K
C777
*3
G
D706
.1
47/16
MA8036-X
C792
.1
R760
100
R783
SCL0
10K
Q708
*2
SDA0
G
Q705
SSM3K02F-X
R761
R974
Q707
R795
100
1K
STB1
100K
*1
R759
3.3K
Q791
DTC124ESA-T
SCL0
SDA0
Y791
C793
X
X
PW
R790
1K
R793
100
P_ON/OFF
!
IC974
W-A1
MM1561JF-X
VssP2
R737
VssC4
3.3K
L701
C701
Y981
*4
1.8V
.22
X
CONT
V1.8C4
L702
C702
1.8V
*4
.22
V3.3A3
W-A
L703
R792
X
X
Y973
C983
C965
R738
VrefP_Sdac
.1
Q704
BW
10/16
*1
10K
D713
VrefN_Sdac
MA8039/H/-X
STB1
VrefP_Sdac
8V
VrefN_Sdac
A_VCC
VrefP_Sdac
C705
A_GND
3p
XtalIn
5V
CH
C706
5V
3p
12V
XtalOut
CH
X701
QAX0799-001Z
V_SHIFT
L717
VssA1
*4
R756
NECK
GND
10K
NECK
NECK
H_DRIVE
CONT
HFB
CONT
C785
X
ABL
V5P1
C707
P_ON/OFF
C709
.1
.01
VDRA+
Ph2
C710
R701
VDRB-
6800p
12k
Ph1
C708
PROTECT
100/16
VER_PROTECT
Gnd1
C711
C712
2.2/50
.22
SecPll
TF
4.5/OTHER
C713
10/50
3.58/OTHER
Dec8G
C714
.022
EW
C715
.001
C111
VDRB-
R703
100
SF102
VDRB-
470/16
QAX0666-002
C716
.001
C106
VDRA+
X
VDRA+
CH
C110
R704
.1
100
Vif1
Y008
L101
X
Vif2
QQL244J-2R2Z
C717
.047
/16
Vsc
SF101
C718
TF
R107
QAX0325-001
.1
X
Iref
R705
D101
C107
39k
X
GndIF
.01
C109
.0047
Sif1
Sif2
C719
.01
Y004
AGC
X
Y003
R706
C720
0
220
.001
EHT
R707
22k
R708
10k
R709
1M
C721
47/16
R006
G
Q001
D701
*
*
*3
D
S
SDA1
G
Q002
Y005
*
D
S
*
SCL1
Y006
*
CF702
X
SCW
SCW
SCW
SCW
SCW
SCW
*
-1316A
-1319A
-1338A
-1322A
-1311A
-1314A
D001
MA8051
MA8051
X
X
X
X
/M/-X
/M/-X
QAU0246
QAU0246
QAU0246
QAU0246
QAU0328
QAU0328
K106
TU001
QUY160-150Y
-002
-002
-002
-002
-001
-001
Y101
2SK1374
2SK1374
Q001
X
X
X
X
QUY160-125Y
-X
-X
Y102
2SK1374
2SK1374
QUY160-200Y
Q002
X
X
X
X
-X
-X
Y103
X
R006
X
X
X
X
0
0
Y104
X
Y105
R007
X
X
X
X
10K
10K
X
R008
X
X
X
X
10K
10K
GND
GND
C006
33/16
33/16
33/16
33/16
2.2/50
2.2/50
Y005
0
0
0
0
X
X
Y006
0
0
0
0
X
X
S805
S804
S803
QSW0619-003Z
QSW0619-003Z
QSW0619-003Z
IC302
R322
X
R326
1.2K
ECO
D303
X
X
R325
X
X
R821
R820
R819
470
330
220
R324
R323
0
X
Q308
R328
R327
X
C317
X
X
X
D
W-B1
S
D
S
IC701
MAIN MICRO COMPUTER/TELETEXT DECODE/
IF VIDEO RGB SYNC DEF.PROCESS
C742
10/50
Q760
*2
R769
X
CVBS1_GND
R766
X
Q701
Y760
X
X
Y701
C722
X
R767
X
R675
X
QRE141J-103Y
CF701
R672
X
15K
C671
R670
Q762
X
27K
*2
R674
Q761
1K
*1
C670
1
R671
R673
12K
8.2K
K104
Y505
QUY160-150Y
X
Y711
Y822
K102
X
QUY160-150Y
Y712
QUY160-150Y
Y705
0
X
K107
Y706
Y713
QUY160-150Y
X
0
K105
Y824
QUY160-150Y
Y709
QUY160-200Y
BW
GND
GND
GND
GND
GND
GND
GND
(No.YA126)2-9
2-10(No.YA126)
MAIN PWB ASS'Y(3/3)
VIDEO-2
CRT SOCKET
INPUT
CN10T
CN00T
QJL001-065631
J808
J806
X
QNN0281-002
QNN0281-003
S802
S801
QSW0619-003Z
QSW0619-003Z
C805
R817
X
75
D815
D814
NCB31HK-152X
Y811
BW
*8
R629
0
Y809
Y810
R818
0
0
180
R628
X
Y708
0
D341
*3
R341
D342
*3
0
D343
*3
Q341
*2
D344
X
R343
0
R342
C341
X
220/16
Y718
X301
QUY160-075Y
X
CH
C302
X
R307
IC301
C303
Y720
CH
X
X
X
X
R308
X
R309
R310
X
X
R312
X
Q305
L711
X
Q306
C304
*4
X
X
V1.8ADC
C766
C765
.22
100/16
VssADC
C305
C764
.1
X
V3.3A2
L710
*4
V1.8A
Y715
C763
L709
QUY160-100Y
C306
.22
*4
X
GndA
C761
C762
C307
.1
100/16
X
RefAd
Y301
L708
X
C308
*4
X
V3.3RefAdP
C760
L707
.22
*4
RefAdN
K301
C759
V3.3A1
X
100/16
C758
.22
Bout
R735
R734
100
100
Gout
R733
100
Y716
Rout
C757
R732
X
560p
1k
BLKIN
CH
R731
D708
3.3K
*3
BCL
C756
L706
.1
*4
V5P3
K701
C755
QUY160-150Y
10/50
Gnd3
C779
C753
C754
10/50
.1
.1
B3/Pb
C752
D753
.1
X
G3/Y
C751
.1
R3/Pr
D751
X
INSSW3
R782
1.2K
NC
R729
X
Uout/INSSW2
Yout
C780
.1
Ysync
C750
.1
Yin/G2/Y
C749
.1
Uin/B2/Pb
C748
.1
Vin/R2/Pr
V5Comb
C746
C747
L716
.1
10/50
*4
VssComb
R728
100
Hout
R727
560
STB1
FbiSo
R726
27K
HS601
R725
CEHE007-001KH
SVM
X
IC601
R724
X
AN5279
R778
X
R722
LC701
X
X
Y702
Y703
X
X
C656
R625
100/50
220
Q609
R604
*5
10K
R626
C601
2.2K
3.3/50
R602
22K
R627
12K
Y603
D601
R603
*3
BW
0
D602
Y604
X
1SS133-T2
R611
10K
D603
Q601
Q602
*3
*2
*2
Q605
C607
100/16
R608
DTC323TK-X
R609
X
27K
C609
R610
C608
33/16
100K
BW
CP650
R623
R620
R621
BW
33K
10K
2.2K
R622
Q607
10K
*1
Q608
*1
R616
R624
C613
X
10/50
68K
SPEAKER
J809
QNS0197-001
CN00S
R630
R632
QGA2501C5-04Z
270
270
1/2W
1/2W
C615
QETN1CM-477Z
R344
R345
Y303
0
0
QUY160-075Y
5V
12V
D345
Y302
*3
X
5V
R321
R320
X
X
R319
X
C316
X
CVBSO/PIP
C315
X
R318
Q307
X
C314
X
X
C313
X
CVBSO/PIP_GND
C312
X
C311
X
Y801
L303
X
BW
C310
R801
LC801
X
X
CVBS1
75
C309
L302
X
X
CVBS1_GND
VIDEO-1
D801
Y802
D816
J801
NCB31HK-152X
BW
QNN0348-002
INPUT
MTZJ9.1C-T2
L1
R802
5V
0
R815
75
R807
R808
100
X
1/2W
J802
OUTPUT
QNN0348-002
R809
0
C804
V_OUT
470/16
C809
D813
X
Q801
*8
KTA1267/YG/-T
L301
D805
R811
X
*8
R810
82K
390
L_OUT
SCL1
SDA1
C802
10/50
NECK
Q803
Q805
DTC323TK-X
*2
OFF_MUTE
R814
100K
R606
X
1/2W
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