CIRCUIT DIAGRAMS
MAIN PWB CIRCUIT DIAGRAM (1/3)
Q713
OPEN
D
IC702
R792
M24C16-WBN6
OPEN
AT24C08A10PI2.7
G
R791
R789
S
D
A0
VCC
OPEN
OPEN
A1
WP
G
A2
SCL
S
R790
Q714
R785
VSS
SDA
OPEN
OPEN
OPEN
R750
C794
100
OPEN
D706
R773
*3
2.2k
C779
.1
Q712
/16
*2
RESET
R774
100k
D712
1N4003SG-T2
R769
R767
R768
R770
47k
3.9
3.9
47k
1/2W
1/2W
C777
.22
/16
Q708
*1
D711
RB161L-40-X
R771
4.7k
Q707
1.8V2
*1
Q709
2SA562TM/Y/-T
R788
4.7k
1.8V1
TU101
TP-IF
TUNER
L103
IF
4.7
QQL244K-4R7Z
R107
75
NC
L101
C117
10
BT
QQL244K-100Z
C102
10
/50
NC
C101
.01
L102
27
BP
QQL244K-270Z
C104
C103
1000
MB
.1
/16
/10
R102
100
SDA
R108
C105
4.7k
R103
OPEN
100
SCL
C106
Y101
OPEN
OPEN
ADRS
C118
.0047
NC
R101
10k
R104
R119
100
2.2k
AGC
C110
.0047
R105
82k
C109
C107
C108
OPEN
R111
.0022
22
/50
33
MAIN PWB ASS'Y(1/3)
SJW-1012A-U2 [AV-28T5SP,AV-28T5BR,AV-28T5SR]
SJW-1912A-U2 [AV-28T5BK,AV-28T5SK]
MAIN PWB(2/3)
CN0C1
QGA2501F1-06
C772
.1
/16
R749
100
R744
R743
3.3k
3.3k
POW_DET
Q711
*1
RESET
VssP2
C753
.22
/16
VssC4
L714
*6
V1.8C4
C754
.22
/16
V3.3A3
L715
*6
VrefP_Sdac
L716
R786
22
*6
VrefN_Sdac
VrefP_Sdac
VrefN_Sdac
VrefP_Sdac
C757
7p
XtalIn
C758
7p
XtalOut
X701
QAX0799-001Z
VssA1
R745
100
VGUARD
Vguard/Swo
L717
*6
DecDig
C759
2.2
/6.3
V5P1
C762
C760
L718
.1
/16
.01
*6
Phi2
32V
C761
C763
6800p
100
/16
Phi1
C764
2.2
/50
R746
12k
Gnd1
C765
.22
/16
SecPll
C766
9V
10
/50
C767
Dec8G
.022
/50
EW
R772
100
SF101
Ewd/Avl
QAX0531-001
C768
.001
VD-
R776
100
Vdb
C769
.001
VD+
R777
100
Vda
R106
15
Vif1
C770
.047
/16
CF101
Vif2
CH
C790
SF102
Vsc
R113
C771
QFVF1HJ-104Z
Iref
R747
39k
GndIF
R112
R114
330
4.7k
C112
SIF1
OPEN
Sif1
C114
C116
SIF2
.01
Sif2
D101
C113
C115
.0047
.0047
Q101
Agc
2SC5397/CD/-T
R116
AMP
680
R115
R110
EHT
2.2k
68
C776
Q102
.001
Y102
SW
R778
22k
C111
.0047
R715
10k
R740
R782
47p
R714
1M
R781
OPEN
GND
C701
OPEN
D708
*3
MAIN PWB(3/3)
C793
L711
*6
D703
OPEN
R728
R727
3.3k
3.3k
C752
R741
.22
100
/16
R726
R739
R738
R736
R734
R733
R731
C781
220
39k
1k
100
100
2.2k
.1
/16
R780
47k
R730
R729
100
100
IC701
TDA12020H/N1D01
MAIN CPU/ TELETEXT DECODE/ IF PROCESS/ MULTISOUND PROCESS/
VIDEO PROCESS/ RGB PROCESS/ SYNC. SEP./ DEF. PROCESS
C783 C782
0
0
R701
390
R787
0
R784
CH
CH
47p
CH
CH
C717
C718
C713
C714
47p
47p
47p
47p
R783
OPEN
C704
C786
C710
C711
10
/50
OPEN
10
/50
.1
/16
C702
OPEN
L701
C791
*6
L702
NQR0199-001X
(No.YA261)2-5
2-6(No.YA261)
R725
10k
AV_LINK
L719
C788
OPEN
DIG1
R721
R720
R756
100
100k
OPEN
CH
L710
*6
R724
R723
R722
R707
100
LINK_OUT
LINK_IN
L709
*6
V1.8ADC
C745
.22
/16
VssADC
C744
C743
100
/16
12V
.1
/16
V3.3A2
L708
C742
*6
.22
/16
V1.8A
L707
R305
*6
0
GndA
C739
C740
100
/16
.1
/16
RefAd
V3.3RefAdP
C741
L706
.22
/16
*6
RefAdN
L705
*6
V3.3A1
C737
100
/16
C738
.22
/16
C792
R304
100
Bout
R303
100
Gout
R302
100
Rout
R301
1k
BLKIN
CH
C736
560p
ABL
BCL
D707
R713
C735
*3
2.7k
.1
/16
V5P3
L704
C733
*6
10
/50
Gnd3
C784
C734
10
/50
.1
/16
C732
.1
/16
SC_B2
B3/Pb
C731
.1
/16
SC_G2
G3/Y
SC_R2
R3/Pr
C730
.1
/16
SC_YS2
INSSW3
R719
100
Vout/Swo1
SC_YS1
Uout/INSSW2
R717
100
Yout
Ysync
C729
.1
/16
SC_G1
Yin/G2/Y
C728
.1
/16
SC_B1
Uin/B2/Pb
C727
.1
/16
SC_R1
Vin/R2/Pr
C726
.1
/16
V5Comb
C725
L703
C724
10
/50
*6
.1
/16
VssComb
R712
100
HD
Hout
R711
10k
R313
47
R710
12k
HFLB
FbiSo
Q302
R709
1k
*1
SVM
R314
470
CH
CH
R704
R705
OPEN
OPEN
C720
C721
47p
47p
R754
C773
27k
OPEN
Q704
D705
*1
*3
R751
220
R758
10k
R760
Q702
1k
OPEN
Q703
*1
R755
R757
OPEN
R752
10k
10k
R753
D704
10k
UDZS6.8B-X
D304
R308
NRSA02J-222X
0
Q301
C306
R309
*2
220
/10
OPEN
R306
FLASH
1k
R307
10
C304
.01
C303
220
CN008
/16
QGA2501C5-07Z
D301
D302 D303
*3
*3
*3
12V
GND
CRT SOCKET
Ik
B
G
PWB
R
VM
CH
CH
CH
C305
C302
C301
10p
10p
10p
SJW- 1 914A
SJW- 1 913A
SJW- 1 012A
SJW- 1 912A
SJW- 1 011A SJW- 1 911A
QAU0373
QAU0344
TU101
-001
-002
QAX0619
CF101
OPEN
-001
QAX0621
QAX0795
SF102
-001
-001
Q102
UN2212-X
OPEN
D101
1SS356-X
OPEN
R113
2.2k
OPEN
R740
100
OPEN
C114
.0047
OPEN
Y102
OPEN
0
C117
.001
OPEN
R734
OPEN
100
C790
2p
OPEN
SJW- 1 912A
SJW- 1 911A
SJW- 1 012A SJW- 1 914A
R315
OPEN
SJW- 1 011A
SJW- 1 913A
R722
OPEN
100
R723
OPEN
100
C791
.001
OPEN
C792
.001
OPEN
C793
.001
OPEN
C788
0
OPEN
R707
OPEN
100
c10335001a001_0221_1/3_1.0