DWN. BY: YANG
TITLE:6D66 SCHEMATIC PART NO.
NEWSKYWORTH ELECTRONIC ENTERPRISES LTD.
DATE: 18-04-98
(FOR DRILL DWN)(FOR DRILL DWN)
VIDEO
FILE:
DWN. BY:
(FOR DRILL DWN)
CHECKED BY:
CHECKED BY:
APP'D BY:
APP'D BY:
REV.: 04
N
CIRCUIT SYMBOLS
CAPACITOR RESISTOR
CARBON FILM
CEMENT
METER OXIDE
FUSEABLEPOLYPROPYLENE
FILM
POLYESTER
POLYESTER
METALLIZED
MYLARCERAMIC
NON-POLAR
ELECTROLYTIC
N.P.O
TANTALUM
V.DY
V.DY
LIVE AREA
NOTE:
(1) ALL CAPACITORS ARE IN uF UNLESS OTHERWISE NOTED.
ALL CAPACITORS ARE 50wv UNLESS OTHERWISE NOTED
(2) CAPACITORS NOT SPECIFICALLY DESIGNSTED ARE CERAMIC CAPACITORS.
(3) ALL RESISTORS ARE IN OHM 1/16 WATT UNLESS OTHERWISE NOTED.
(4) RESISTORS NOT SPECIFICALLY DESIGNATED ARE CARBON FILM RESISTORS.
(5) DC VOLTAGES ARE MEASURED FORM POINTS INDICATED TO THE CIRCUIT
GROUND WITH A DIGITAL MULTIMETER TEST.
(6) WAVEFORMS ARE TAKEN WITH SETTING CONTROLS TO NORMAL CONDITIONS.
(COLOR PHILIPS PATTERN)
(7) THIS CIRCUIT DIAGRAM IS SUBJECT TO CHANGE WITHOUT PRIOR NITOCE.
(8) SAFETY CRITICAL DEVICE.
3
8
9
15
0.73V
0.13V
FB S
yn
c
D
ra
in
Vc
c
G
N
D 16V
FSCQ1265
2
YPRPB
O
U
TP
U
T1
+
O
U
TP
U
T1
-
+
14
V
Vc
c
IN
1
N
C
M
U
TE
ST
-B
Y
PW
-G
N
D
S-
G
N
D
N
C
N
C
IN
2
+
14
V
Vc
c
O
U
TP
U
T2
+
O
U
TP
U
T2
-
Y PB PR
TO
C
RT
B
O
AR
D
TO
C
RT
B
O
AR
D
1
POWER SUPPLY
H SCAN
V SCAN
TUNER
IF AMP
AUDIO AMP
AUDIO SWITCH
G
R
FOR SUPERSLIM
NC
CN802
F8
01
T4
A/
25
0V
R820
2.2M
VD801
T806
T805
C8
95
0.
22
U
F
CN801
1
23
4
SW801
PSW
C8
14
47
0P
F
C8
12
47
0P
F
TH801
10 OHM
C8
08
33
0U
F/
40
0V
D
80
2
BA
15
8
IC803
TLP621
C803
2n2/AC250V
R805
8.2M/1W
C8
06
10
00
P/
1K
V
C8
04
10
00
P/
1K
V
L402
10uH
RL801 D
82
4
IN
41
48
Q
80
2
2S
C1
81
5
C8
18
0.
1U
F
T401
Q
41
6
69
20
R4
44 10
D
41
2
BY
45
9
C4
61
68
00
P/
2K
V
C4
25
68
00
P/
2K
V
R430
180 OHM/2W
C427
4700P/500V
L403
10uH
R8
06
30
0K
/1
W
R818
1
D810
RU4YX
C819
470P/500V
C8
51 NC
L802
100uH
C8
20
10
00
U
F/
25
V
D811
RU4YX
C849
470P/500V
C8
44
0.
01
u
C8
41
22
00
U
F/
16
V
D825
BYW36
C833
470P/500V
C8
37
10
00
uF
/1
6V
C832
470P/500V
C8
30
22
00
U
F/
25
V
C8
31
0.
01
U
F
GND
OUTIN
IC804
7812
C8
40
10
00
U
F/
16
V
R8
26
1K
R819
270K 1%
C8
46
47
0u
F/
16
V
N
TC
80
1
1.
2/
2W
C8
67
0.
01
U
F
C8
66
0.
01
U
F
R885
1K2
ZD
81
0
5V
1
C8
07
0.
01
U
/5
0V
C8
15
0.
01
U
/5
0V
C8
27 NC
C8
72
10
00
uF
/1
6V
C8
65
0.
01
uF
Q813
C1815
VR801
50K
R861
10K
C8
77
0.
01
Q816
C1815
Q817
A1015
1
2
CN
80
3
L815L822
L820
L821
L813
L819
R8
02 1
C8
92
47
0u
F/
16
V
L807
100uH
C8
22
0.
01
U
F
R8
04
.2
2
1/
2W
R812
.22 1W
R817
.22 1/2W
R832
.22 1W
C4
09
47
0P
/5
00
V
L812
D813
FF05U120S
C856
220P/2KV
C8
55
22
0U
F/
20
0V
L806 D814
BYW36
C861
470P/500V
C8
59
0.
01
u
C8
60
10
00
U
F/
16
V
L803
1
V-
2
+
VC
C
3
PU
M
P
4
-V
CC
5
VO
U
T
6
VC
C
7
V+
IC301
TDA8177
C303
220uF/25VD301
BA158
R3
07
5K
6
R306
20K
C3
08
10
0P
C3
06
10
U
F/
50
V
C309
0.33R309
8K2
D
30
2
IN
41
48R3
10
2K
2
Q301
2SC1815
R3
11 1K
R3
01
20
K
C3
01
0.
00
1
R308
220/2W
C307
0.1
R3
05
2
/2
W
C3
05
0.
47
R302
24K
R3
03
1.
2/
2W
C3
02
0.
1
C3
10
47
0u
F/
16
V
C3
04
0.
1
C3
11
47
0u
F/
16
V
ZD
80
8
4V
3
C8
11
10
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00
V
1 2 3 4 5
IC801
C8
13
0.
04
7U
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3V
D804
BA158
C8
01
15
00
P/
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C8
71
0.
1U
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R808
10
D803
BA158
R801
1KD806BA158
C8
68
39
00
PF
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3V
R8
09
47
0
ZD
80
2
18
V
L804
R873
1K2
C8
64
10
/1
00
V
R840
470
3
2
1Q801
KA431 R842
4K7 1%
D807
1N4148
C816
22nF
R841
39K
C8
21
0.
22
U
F
D
41
1
FM
L-
G
16
S
C4
24
0.
02
2/
63
0v
C4
60 39
0P
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KV
R401
1K/1W R436
4.3K
C4
11
0.
1/
25
0V
D
40
7
IN
41
48
R4
37
10
K
R4
77
10
KC4
85
10
0u
F/
20
0V
R4
82
4/
15
W
D
41
6
IN
41
48
R421
.22 1W
R422
.22 1W
D421
BYW36
D422
BYW36
C421
680P/500V
C428 680P/500V
C4
26
10
00
U
F/
25
V
C4
29
10
00
U
F/
25
V
1
2
3
4
5
6
CN
80
4
R480
.22 1W
D480
BYW36 R481
.68 1W
C480
100P/500V
C4
81
22
U
F/
25
V
C4
22
68
0P
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KV
C4
23
0.
01
/6
30
V
R4
04 2K
L405
400uH
C4
59
4.
7u
/5
0V
R453
2.2/2W
9
6
2
4
11
10
12
18
17
14
15
13
16
T804
BCK1
FOCUS2
FOCUS1
FOCUS GND
E.H.T.
SCREEN
5
10
1
2
3
9
7
11
12
6
8
4
NC
T402
Q602
2SA1015 C646
470/16V
R614
10K
D608
IN4148
1 2 3 4
CN606
D
60
9
IN
41
48
AVOUT
Q
60
1
2S
C1
81
5
R617
47K
D610
1N4148
R615
10K
R2
02
10
0K C2
02
10
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6
R201
1K
C2
06
10
0/
16
C2
01 0.
01
T202
Q
20
2
2S
C1
81
5
R2
13 10
K
C2
10
0.
01
C2
17
47
/5
0V
C2
18
0.
01
T201
PIF/38.9MHz
R2
03
10
0
R209
4K7
C2
12
0.
01
1
AG
C
2
SA
S
3
SC
L
4
SD
A
5
BP
6
BT
7
IF
TUNER1
R2
10
10
0
R2
11
10
0
C2
04
10
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C2
03
10
0P
L206
10uH
R7
32
N
C
R7
34 NC
R7
33 NC
C2
52
0.
01
C2
57
47
0/
16
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
IC601
TDA7266SA
C6
39
0.
22
U
F
C6
34
0.
22
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F
C6
03
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01
C6
31
47
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C638
10UF
C637
1UF
Q604
2SC1815
C6
36
10
0P C
63
3
10
0P
C632
1U/50V
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
LN2
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
LN1
R616
10K
R6
07
10
K
ZD
20
1
33
V
R620
47K
D403
BA158
R2
15
+
R2
16
2x
15
K/
2W
D815
BYW36
C8
23
10
00
U
F/
16
V
C8
24
0.
01
U
F
C8
09
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01
U
F
C8
26
22
00
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F/
25
V
C8
05
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01
U
F
R872
.22 1W
L824
D818
BYW36
C887
470P/500V
C8
25 1u
F
Q803
C1815
Q805
A1015
C8
29
1u
F
R803
1K
R827
470
Q810
C1815
R8
13 1K
R8
14
1K
5
Q806
C1815
R8
15
10
K
R8
10
33
K
C8
17
0.
01
5/
63
0V
C8
69
22
0P
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KV
D
82
8
RU
1C
R874
0.22/1W
R8
22
1K
5/
2W
ZD801
5V1
1
2
3
4
CN
30
2
D202
1N4148
Q
40
5
TI
P1
22
FPR424
5.6K
Q411
A1015
Q412
A1015
R4
63 1K
R4
64
36
K
R4
67
10
K
R4
62
27
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R4
61
2.
7K
R465
270K
R415
22
C4
08
47
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16
C295
22nF
R2
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K
C298
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R2
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2
C2
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10
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C2
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R2
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22
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29
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R2
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C2
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01
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02
2u
F
R2
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30
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R2
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R2
06
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20
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C2
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L2
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82
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42
10
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35
47
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4.7
R2
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0.01
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C211
0.01
SA202
C2
28
47
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50
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C2
29
0.
01
Q
22
0
2S
A1
01
5
R2
41
22
0
X201
4MHz
FM
D
ET
RF
AG
C
SI
F
PL
L
FI
LT
ER VI
F
VI
F
G
N
D
VC
C
SI
F
SY
S2
SY
S1
AG
C
FI
LT
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RF
AG
C
AF
C
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F
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VC
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PL
L
FI
LT
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C
FI
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AG
C
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D
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U
T
SI
F
O
U
T
FM
F
IL
TE
R
SI
F
1 2 3 4 5 6 7 8 9 10 11 12
131415161718192021222324
IC201
LA75503
VR
20
1
20
K
R2
24
22
K
C2
24
0.
01
123456789
CN601
J701
J702
R2
21
20
K
R6
02
3K
9
R6
01
3K
9
C410
4700P/500V
Q401
2SC1815
Q809
C2655
ZD
80
4
5V
6
R823
220
1/4W
C8
35
22
0u
F
C8
34
47
0u
F
C215
39P
R2
20 1K
L2
02
10
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Q812
2SC1815
ZD
80
7
9V
6
C8
36
22
0u
F/
16
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R821
220
Q402
2SC2655
R413
15/2W
Q
40
4
A1
01
5
C4
05
10
0/
35
R4
10 0
R414 1K8
D401
BA158
C407
10UF/50V
R403
3K6
R4
05
10
K
C403
30P
C402
560P
C406
470/50V
C802
NC
Q807
C1815
R8
55
10
K
R8
86 1K
D833
IN4007
R836
6.8 OHM/1W
L015
100uH
D832
IN4007
R837
1 OHM/2W
C8
45
47
0/
16
V
1 2 3 4 5 CH
G
N
D
CH
G
N
D
CH
G
N
D
+
9V 15 14 13 12 11 10 9
40
52
R7
18
47
K
R7
21
47
K
C7
03
1U
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0V
C7
02
1U
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R7
20
10
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C7
01
1U
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R7
47
4.
7K
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08
1U
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Q702
A1015
R7
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1K
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13
1U
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0V
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04
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R7
15
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C7
05
1U
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4.
7K
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07
1U
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0V
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70
1
A1
01
5
R7
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33
1U
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R7
16 1K
R2
39
2K
2
Q
70
4
2S
C1
81
5
R702
10K
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R701
10K
R710
1K
R709
1K
Q
20
4
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A1
01
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R7
29
62
0
R7
30
3K
6
R2
19
2.
2K
R7
08
47
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C7
15
22
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C7
11
0.
01
uF
L7
10
10
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C7
30
22
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6VC
73
1
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01
uF
R7
41
47
K
R7
40
47
K
C7
06
1U
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R7
03 47
K
C720
1U/50V
C2
55
N
C
C7
21
1U
/5
0V
C2
56
N
C
R3
04
20
/2
W
GND
OUTIN
IC805
7805
D204
IN4148
D203
IN4148 D201
IN4148
R252
10K
Q203
2SC1815
R243
4.7k
R2
42
10
K
C2
54
0.
1u
F
AV2
R7
52
10
0
R7
51
10
0
1 2 3 4 5 6 7
S-AV1
1
2
3
4
5
6
7
8
CN
20
1
1
2
3
4
5
6
7
CN
80
8
Q820
A1015
Q819
C1815
R830
6K8
R831
6K8
R228
100
R227
100
R2
30
1K
5
R2
29 1K
5
T403
C463
.33/630V
C470
NC
L408
130uH
L404
850uH
C4
14
0.
58
/6
30
V
L406
45uH
C413
0.15/630V
C412
NC
NR401
50K
R7
24 1K
R7
26 1K
N
R3
01
20
R471
NC
R4
72NC
R4
70NC
C418
NC
L7
01
10
uH
R2
38
N
C
C2
07
N
C
R7
27
10
0K
R7
28
10
0K
1 2
3 4
IC806
278R05
R402
0.33/2W
D402
1N5822
C8
57 NC
C8
81
1n
F
L2
05
10
0u
H
Q
80
4
C2
65
5Y
ZD
80
3
7V
5
DEGAUSSING
+15V
+12V
+
12
V
+B
+8V-3
+
5V
-1
+
14
V -1
4V
VF
LB
+
B
+12V
+14V
-14V
200V
M
U
TE
+
12
V
+8V-3
POWER
AGC
+
B
NTSC-SW
RO
TA
TE
V2
C1 M
U
TE
SD
A
SC
L
D
EG
AU
SS
AF
C
V1
AU
D
IO
-L AU
D
IO
-R+
15
V
+
15
V
+5V-1
SY
ST
EM
2
SY
ST
EM
1
TO
-R
I
SC
L
SD
A
VF
LB
YP
BPR
AB
L
H
D
VD
+
VR
EF
EWH
FL
B
CT
RL
1
CT
RL
2
EE
PR
-S
CL
EE
PR
-S
D
A
BU
S-
O
FF
Y
PB
PR
VD
+
HD
ABL
POWER
200V
HEATER
HEATER
+
5V
-1
25V
ROTATE
VREF
EW
+12V
+B
SR
S-
SW
SY
ST
EM
1
SY
ST
EM
2
AGC
+9V
TV-VIDEO-IN
+
9V
SR
S-
SW
LO
U
T
RO
U
T
AU
D
IO
-L
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