XOCECO TK2055D, Service Manual

Page: 37 / 37

1
2
3
4
5
6
7
8
A B C D
8
7
6
5
4
3
2
1
D C B A
Ti
tle
N
um
be
r
R
evi
si
on
Si
ze D
D
at
e:
6-
D
ec
-2004
She
et
of
Fi
le
:
E:
\P
R
O
TEL\
LH
L.
D
db
D
ra
w
n B
y:
2
1
N
503
7805
2
1
3
4
V
D
501
V
D
501
1
V
D
504
FR
103
1 2 3 45
6 7 8 VC
C
TE
ST
SCL SDA
GND
A2 A1 A0
N
202
24C
08
FU
501
T
2.
5A
250V
~
X
S
502
X
S
502
3 1 2
X
S
203
*
2 4 1 3
XS
30
2
*
V5
01
1015
3
4
1
2
L
502 L502
3 4
1 2
L
501
1 2
3 4
N5
02
*
AGC
BP
AS
SCL
SDA
BT/L OCK
IF1
1
3
4
5
6
7
9
11
T
101
*
1 3 5 6
X
S
301
*
G
201
*
3
2
1 5
4
Z
201 *
C
501 0.
1
V
D
503
HZ
5B
1
C
509
47u
50V
R
501 2.
2M
G
202
*
C
502 0.
1
R
502 4.
5
C
505 4n
7
C
506 4n
7
1 2
R
503
1/
2W
110K
C
504 4n
7
C
503 4n
7
1
2
3
4
5
N
501
K
A
5Q
0565R
T
C5
08
1500pF 1K
V
R
505 330
C
512
0.
047
C
510
0.
022
C
507
150u
F
400V
R
507
10
C
511
3300
C
514
1n
1K
V
1
V
D
505
IN
4148
R
506 680
1
V
D
502
IN
4148
1 2
R
504
1/
2W
110K
1
VD
50
9
TBY
56
J
R
511
4K
7 1/
4W
R
513
180K
R
512
30K
C
517
100u
160V
C5
21
470u
16V
C5
15 680
1
V
D
507 FR
103
R
522 3K
9
R
521 10K
R2
14
4K
7
R
205 2K
2
R2
15
4K
7
R2
20
4K
7
R
207
390K
C
214
0.
47
L
201
22u
H
C
204 1u
C
211
22u
16V
C
202
0.
022
R
201 39K
C
203
39pF
C
205
0.
022
C
201
39pF
R2
04
10K
C2
07
0.
01
C
208 1500
R
206 10K
C2
16
0.
015
C
212
10V
100u
R
208 51
C2
18
10V
100u
R213
1/4W 5K1
C
217 1u
R
211
220
R
212
3K
R
216 4K
7
R234
1K
R
217 4K
7
R
218 100
R
219 100
R
222
390K
R228
100
R
305 1k
R
107 150
R
225 47K
R2
40 560
R
230
24K
R237
47K
R238
47K
R
227
20K
R
229
24K
R
224
100
R
221 10k
R
223 1M
R233
680K
C
227
1u
C
221
15p
C
222 0.
033
C
220
15p
C
223
50V
2.
2
C2
24 0.
01
C237
0.01
C
225
10V
100u
C
229
18p
C
231 0.
047
C
226
47pF
C235
0.47
C232
0.01
C
304
56n
200V
C233 10V 470u
R
109
27 R
108 100
C238
50V 2. 2u
C
107
0.
01
C2
36
0.
47
R
105 5K
6
R
106
1K
2
C
106
0.
01
C
108 0.
01
C
101
4u
7 50V
E C
B
V
101
C
2717
C
104
4u
7
C
102
100u R103 100
R102
10K
1
2
3
4
5
6
7
INV IN
GND
NON IN
OUT VCC
OUTPUT
VCC
PUMP
N
301
L
A
78040
C
331 10p
R
321 1 1/
2W
C
327
10u
16V
C3
35
35V
100u
C
332
100U
35V
R
320 22K
R
319
22K
1 2
R
317
330 1/
2W
R
325 10K
R
327
12K
R3
30
5K
6
C
333 1000
C3
26
100n
C3
28 0.
1
1
V
D
308 IN
4002
V
D
309
HZ
5B
3
R
318 1K
5
R
326 330
R
328 33K
C
330
4u
7 25V
C
329
2200u
25V
1W
R
324
0.
68 1W
10
E C
B
V
301
2SC
2383
C
312
(390)
C
311
5n
6
C3
10
3n
3
C
306
390p
C
305 820
C3
08
2n
2
C
309
470 2K
V
C
307
160V
4u
7
R
302
2K
7
R
303 33
3 4
1 2
T
302
X
R
0961
E C
B
V3
02
T
T
2140
1
V
D
305
FR
103
1
V
D
304
FR
103
1
V
D
301
S5295J
C
302
220p
R
304
10 1W
R
307
1W
3.
6
R
306
1W
2.
4
C
318
680p
C
315
680p
B+
200V
24V
C
303
33u
250V
27V
12V
C
317
1000u
35V
R3
08
1 1/
2W
L
301
L2
C
319
470u
16V
C
320
10n
C3
16 10n
TP9
9V
6
TP6
7
C3
01
33u
160V
R
509
8M
2
C
523
2n
2 400V
~
R
508
1K
2 4 1 3
X
S
202
*
R
101
100K
R
239
680
R2
36
10K
C
206 0.
022
5V
-2
C
239
50V
1u
9V
4
4
2
2
1
1
3
3
X
S
602
5
4
7
6
L
V
11
10
14
14
12
12
9
8
Cb
YC
r
13
13
19
18
17
15
21
20
L
RV 16
3
1
R 2
IN
O
U
T
X
S
601
R
622
75
R6
05
1K
R
606
1K
C
213
10u
C
228
0.
1
C
230
0.
1
R
604
75
R
603
75
V
202
A
1015
R
231
560
9V
R
232 100
C
242
10V
220u
R
312 4K
3
V
D
307
HZ
7C
2
R
311 8K
2
R
309 10
1
VD
30
6
S5295G
R3
13 4K
7
C
324
10u
50V
E C
B
V
303
C
1815Y
C
325
100u
16V
C3
23
680p
R
310
15K
TP1
TP2
R
202
1K
E
C
B
V2
01
2SA
1815
R
203 330
9V
C
209
100u
C
210
0.
01
5V
-2
1W
R
301
9K
1 2W
1
V
D
313
S5295G
C
338
250V
4u
7
L
302
L
303
1W
R
315
1W
1K
1W
R3
16
1W
1K
C
339
400V
0.
33
C519
1000u 25V
C5
13 680
1
V
D
508
FR
103
C5
18
103p
5V
-2
5V
-1
C
522 *
E C
B
V
507
C
1815
5V
-1
FM
LO
SDA1
SDA1
SCL 1
SCL 1
2
3
1
4
5
X
S
603
1 3 8
5 6
15 16 12 13 9 10
7
* * *
* * *
T5
01 T501
1
V
D
512
IN
4148
R5
14
10K
C
240
0.
01
L
101
56u
H
R
110
100
4 3 5 2 1 6
X
S
201
R210 4K7
C
215
0.
47u
V
D
201
HZ
5C
2
R
343 150K
R
344 68K
1
2
3
t
R
T
501
PTC
3W
R
332
3K
3 3W
POWER
X-RAY
FBP
R
G
B
B G R
C
241
0.
01
ABL
7
5 6 1 3 4 2 8
10
HV FO
CU
S
SC
R
EEN
9
T
301
*
1 2
X
S
501
C243
50V 1u
R
621
75
C
524
470pF 250V
~
C
525
470pF 250V
~
L202
22uH
C
103
0.
01
C
526
0.
1
R
241
15K
C
244
0.
01
R242 68K
TP1 TP1
TP2 TP2
OF
F
ON
C
612
16V
10u
C
613
16V
10u
R614 100K
G
V1
R
1
V2
R2
G
L2
R5
17
5K
6
R5
15
5K
6
R
243
10K
R5
27
100K
C
527
10n
KEY
KE
Y
S-C
V OUT
V OUT
REM
RE
M
9V
Y-DVD
G
1 2 3 4 5 6 7 8
9
10 11 12 13 14 15 16
N
601
T
C
4053
R
618
100K
R1
R615
100K
R2
45
10K
L
203 68u
H
L
204 68u
H
C
245 0.
1
3 1
2
N5
04
T
L
431
1
V
D
705
IN
4148
R
247
2M
2
V
D
202 5C
1
V
D
203 5C
1
VD
20
4
HZ
5C
1
V1
*
*
*
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
60
61
62
63
64
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
A OUT
SIF IN
FM/A OUT
SIF APC FIL
SIF OUT
PIF AGC
RF AGC
PIF IN 1
PIF IN 2
IF GND
IF VCC
FM FIL
ABL
AKB
V RAMPOSC
P00 X-RAY
RGB VCC
4.43M
R OUT
G OUT
B OUT
V OUT
GND CCD VCC
VCO IREF
FBP IN H OUT
H AFC
H VCC
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 38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
A IN
PO1/INT1
PO2 BUS DET
PO3/INT3
P14
REM
28
29
30
31
32
55
56
57
58
59
P15 POW
28
29
30
31
32 33
34
35
36
37
P17 STB
P16 PWM3
VOLUME
P12/SDA1
P13/SCL1
CR
CPU GND
PLL
RESET
PO5/AV1\AV2
PO4/MUTE
VDD
XT2
XT1
KEY
TV/AV
PO7/AN7
PO6/AN6
CB
Y(DVD)
Y(Y/C)
C(Y/C)
V OUT/FSC
C APC
AV IN
APC FIL
V/C/D VCC
V IN
B L D FIL
AFT FIL
V OUT
LA76931
N201
DDS FIL
N
201
L
A
76931
* * * * * * * * * * * * * * * * *
C
313 (390)
G
C
105
0.
01u
V
D
101
R
D
30E
2W
R104
2W 12K
SCL 1
SDA1
5V
-2
S-Y
S-C
S-Y
R
602
75
Y-DVD
C
602
10u
C
603
10u
R1
L1
R
601
75
C
601
10u
V1
R
607
1K
C
604
10u
R
608
1K
C
605
10u
R
609
75
C6
06
220u
RO
R
613
1K
R
612
1K C
609
10u R
616
75
C6
11
10u
L1
5 6 4 7 8 3 2 1
XS
60
6
SI
F
GN
D
9V
SD
A
SC
L
GN
D
L R
R611
4.3K
C608
10u
R6
10
4.
3K
C6
07
10u
SCL 1
SDA1
FM
9V
LO
RO
R617
100K
R
619
15K
R
620
7.
5K
C
614
16V
1u
9V
C
704
2.
2u 16V
R
708
1K
8
R
706
10K
R
704
10K
R
703
560K
R
701
1K
R
702
10K
V
701
A
1015
R
705
10K
1
V
D
701
IN
4148
E C
B
V
702
C
1815
C
702
16V
100u
A
N
7522
GND
11
VCC
1
OUT1( +)
2
GND
3
OUT1( -)
4
STB
5
GND
7
IN2
8
VOL
9
OUT2( -)
10
IN1
6
OUT2( +)
12
N
701
C
703
2200u/
16V
C
708
1u/
16V
C7
06
1u/
16V
2 4 1 3
X
S
701
C
712
100p
R
707
10K
1
V
D
704
1N
4148
L+ R- R+ L-
1
V
D
702
1N
4148
C
705
10u/
16V
R
713
10K
R
714
10K
9V
C
711
100p
C
713
100p
C
714
100p
R7
12
10K
R
711
10K
C
707
10n
C
709
10n
R
710
1K
2
C7
10
10uf
/16V
5V
-1
R
709
1K
1
V
D
703
1N
4148
C
701
16V
47u
1
V
D
510
T
B
Y
56J
R
510
24K
E C
B
V
505
C
1815
R
516
5K
1 1/
4W
R
526
5K
1 1/
4W
2
3
1
N
302
7809
C
246
0.
1
C
322
470u
16V
L1
JU
M
P
E
R
A
JU
M
P
E
R
B
TO
M
TS
B
O
A
R
D
POW ER OFF M UT E
TO SPEA KE R
JU
M
P
E
R
C
PO
W
E
R
O
FF M
U
TE
POW ER OFF M UTE
R
246
10K
5V
-1
C247
50V 1u
C248
50V 1u
C249
50V 1u
C219
0.01uF
R2
09
750
C
250
10V
100u
R
P501
1K
1W
R
520
15 1W
E
C
B
V
502
K
S
E
180
R
519
680
V
D
513
HZ
6B
1
C
520
10u
L503 75u
H
B+
14V
A OUT
A I
N
AV1
/AV2
C
610
10u
4 3 5 2 1 6
X
S
604
C
253
10V
100u
E C
B
V5
03
C
1815
GN
D
3 2 1
5 4
RL
01
NP
N2
R5
18
10K
C
529
10u/
16V
R
523
10K
12V
1
V
D
506
1N
4148
L1
02
SW
901
VO
L
-
SW
902
VO
L
+
SW
903
CH-
SW
904
CH+
SW
905
ME
N
U
R
909 150K
R
906 8K
2
R
905 4K
7
R
904 3K
3
R
903 2K
2
R
902
1K
C
902 33u
C
901
22u
16V
1 2 3
N
901
H
R
M
3806B
R
911
1k
R
912
2K
R
908
33K
R
913
47
R
907 12K
SW
906
AV
/T
V
2 4 1 3
X
S
901
PI
N
4
3 1 2 X
S
902
PI
N
3
PO
W
E
R
SW
907
C
408 0.
01
4
7
3 5 8
G R
B
HV
6
2
XS
40
3
CRT
E C
B
V
401
2SC
2688
E C
B
V
402
2SC
2688
E C
B
V
403
2SC
2688
R
401
100
R
404 100
R
407 100
R
403
390 R
406
390
R4
09
390
R
405 4K
7
R
408 4K
7
R
402 4K
7
C
404
390p C
405 390p
C4
06
390p
E C
B
V
404
C
1815
C
401
100p
C
402
100p
C
403 100p
C
407
10u
16V
R
411
1K
8
R
412
12K
R
410
1K
2
2W
R
413
15K
2W
R4
14
15K 2W
R4
15
15K
R
416
2.
7K
R4
17
2.
7K
R4
18
2.
7K
1
V
D
401
IN
4148
1
V
D
402
IN
4148
1
V
D
403
IN
4148
R C
RT
G C
R
T
B C
RT
R C
RT
G C
R
T
B C
RT
C4
09
250V
10u
R
419
3.
3 1W
C
410
1n
2K
V
2
4
1
3
X
S
402
PI
N
4
12
13
14
CRT B
CRT R
CRT G
CRT
G
CRT
R
CRT
B
4 3 5 2 1 6
X
S
401
*
V
D
901 LE
D
1
V
D
902
IN
4148
R
420
330
R
421 330
R
422 330
*
R
226
10K R
235
100
1
2
X
S204
PI
N
2
G
C
252
200pf
E C
B
V
504
C
1815
R5
24
6K
8
R
525
6K
8
R
528
6K
8
R7
15
10K
R
716
10K
VD
51
4
HZ
6B
1
VD
51
1
HZ
2C
2
C5
16
47u
50V
1W
R
529
1W
-1K
2
4
1
3
X
S
205
BUS DEBUG
1
V
D
601
IN
4148
V
D
515
H
Z
12B
1