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Toshiba 27A41 Service Manual page 20

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A
B
8
FROM/TO AV
C.OUT
Y.OUT
TUNER_VIDEO
5
R214
FSC_OUT
270
TUNER_AUDIO_L
TUNER_AUDIO_R
1
7
FROM/TO AV
2
NC
CD701B
3
CH243001
4
NC
TV BUFFER
TV BUFFER
2SC2412K
Q203
2SA1037AK
L204
2.4
R210
15uH
3.1
68
0
CF203
6
TPSRA4M50C00-A0
5
FROM/TO POWER
4
GND_POWER
P.CON+9V
P.CON+5V
FROM/TO MICON/TUNER
AFT_OUT
AGC
W844
3
IF
CF204
MKT47.3MC110P-TF
2
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
1
NOTE:
THE DC VOLTAGE AT EACH PART WAS MEASURED
NOTE:
THE RESISTOR MARKED F IS FUSE RESISTOR.
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
IS NON POLAR ONE.
A
B
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http://bbs.520101.com
C
CHROMA / IF SCHEMATIC DIAGRAM
C613
7
9.0
1 B
3.7
AUDIO
3.1
BUFFER
C213
Q201
2SC2412K
10V
100
YK
C212
R205
9.0
0.1 B
Q202
4.1
100
6
3.5
0
4.1
2.4
9.0
2.4
3.7
2.8
3.6
2.4
2.5
56
55
54
53
52
51
50
49
48
47
1
2
3
4
5
6
7
8
9
10
3.0
5.0
0
0
0
0.1
2.7
3.2
2.1
2.0
NC
12
L202
1.2uH
R207
1.5K
W839
C220
0.1 B
C221
6.2
0.01 B
PRE AMP
1.3
Q204
KTC3881S-RTK
1
2
3
4
5
0.6
IN
IN
G
OUT
OUT
CF202
SAF45MFG220Z
C935
50V
4.7
KA
AUDIO_L
TP901
C
D
E
(MAIN PCB)
9
C615
R608
10V
100
270
8
YK
1/4W
NC
1.9
2.4
2.5
2.5
2.5
2.7
1.5
0
6.0
4.9
9.0
7.1
4.0
2.1
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
2.9
1.6
5.0
4.8
4.8
4.8
0
2.2
0.1
2.2
2.2
2.2
9.0
5.0
C602
0.1 B
13
14
15
NC
NC
NC
2.3
2.3
2.3
2.3
0
5.0
5.0
0
3.7
3.6
2.6
3.7
24
23
22
21
20
19
18
17
16
15
14
13
GND
DAC
ZAP
IIC Decoder
St.PLL
Det
VCA
Det
AGC
OUT SW
Pilot
Input
SAP
Switch
L-R Filter
L-R Demod
Cancel
Matrix
De-Emph
Pilot
(L-R)/SAP
Filter
Filter
Filter
75us
L+R Filter
L+R Demod
Stereo
Noise
SAP
Filter
Cancel
SAPout
Demod
Filter
Filter
Offset
fH.2fH Trap Filter
SAP
Wide Band
Spectral
Expand
Cancel
Wide Band
RMS Det
Expand
RMS Det
Det
Offset
dbx De-Emph
Wide Band
Spectral
Spectral
Noise
2.3
Vcc
1
2
3
4
5
6
7
8
9
10
11
12
0
2.3
2.3
2.2
2.2
0.4
5.1
2.4
2.4
0.4
2.3
3.4
NC
NC
D
E
F
G
11
10
V.KILLER
W813
Q601
4.6
W808
DTC114EKA
W802
0
0
D601
1SS133
W820
NC
0
6.0
3.4
2.0
31
30
29
26
27
28
5.0
1.1
9.0
6.0
R624
680 1/2W
3.6
R635
2.0
V.BLK
33K 1/4W
Q604
0
2SC2412K
0
R638
4.8
V.BLK
1K
Q603
0
2SC2412K
TUNER AUDIO SIGNAL
TUNER VIDEO SIGNAL
LUMINANCE SIGNAL
COLOR SIGNAL
DEFLECTION SIGNAL
L901
R.SIGNAL
22uH
G.SIGNAL
B.SIGNAL
F
G
H
8
FROM/TO MICON/TUNER
SYNC_OUT
SDA
SCL
OSD_B
7
OSD_G
OSD_R
H_TONE_H
OSD_BLK
SPOT_KILLER
6
5
FROM/TO POWER
AT+12V
4
FROM/TO DEFLECTION
V.OUT2
H.OUT
ABCL
B.OUT
G.OUT
3
R.OUT
AFC
V.OUT1
2
PCB010
TMA509
1
H

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