Toshiba 14AF41C, Service Manual

Page: 24 / 36

A B C D E F G H
A B C D E F G H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
J702
YKF51-5503
S-JACK
1
2
3
4
5
6
IC701 MM1311AD
AV SW IC
1
10
11
12
13
14
15
16 17
18
19
2
20
21
22
23
24
25
26
27
28
29
3
30
31
32
4
5
6
7
8
9
HN
C
E
J710
HTJ-032-03AY
1 23
HN
C
E
J712
HTJ-032-03AR
1 23
HN
C
E
J711
HTJ-032-03AW
1 23
NC
NC
HH
E
J703
JPJ4312-01-432
LINE2(REAR)
1
2
3
4
5
NC
NC
HH
E
J705
JPJ4312-01-432
A/V_OUT(REAR)
1
2
3
4
5
NC
NC
HH
E
J701
JPJ4312-01-432
LINE1(REAR)
1
2
3
4
5
HH
H E
J704
JPJ4311-011852
YUV_IN(REAR)
1
2
3
4
AUDIO SIGNAL
Q709
2SA1037AK
BUFFER
L701
100uH
L703
47uH
C784
2.2 50V KA
C785
2.2 50V
KA
C783
470
10V
YK
C741
3.3
50V
KA
C729
0.47 50V KANP
C705
47
16V
KANP
CD701A
CH243001
1 2 3 4
TUNER VIDEO SIGNAL
LUMINANCE SIGNAL
COLOR SIGNAL
TUNER AUDIO SIGNAL
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
THE DC VOLTAGE AT EACH PART WAS MEASURED
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
NOTE:
R719
220
R701
220
R721 1.2K
R739
3.9K
R711
3.9K
R730
220K
R705
82
1/4W
R707
82
1/4W
R724 3.3K
R725 3.3K
R726
270
R755
75
R751
1K
R727
1K
R731
220K
R737
220K
R778
10K
1/4W
R786
100 1/4W
R736
1K
R738
220K
R728
3.9K
R715
1K
R740
3.9K
R722
1.5K
R732
3.9K
R781 1.2K
R756
470
R734
3.9K
R758
470
R757
470
R723
470
R718
82
1/4W
R716
470
R743
82
1/4W
R752
1K
R702
82
1/4W
R708
82
1/4W
C703
0.0056
B
C742
0.0056
B
C720_1
33P
SL
C722
1 B
C717_1
33P
S
L
C793_1
33P
SL
C708
0.0056
B
C706 8P
CH
C727
0.0056
B
C726
0.0056
B
C746
0.0056
B
C750
1 B
C748
0.1 B
C723
82P CH
C731_1
0.01 F
C734_1
0.01
F
W810
W803
D711 MTZJ6.2B
C725
1 50V KA
C711
100
16V
YK
C737
1 50V KA
C745
2.2 50V KA
C747
2.2 50V KA
C733
100
16V
YK
C715
470 16V YK
C724
1 50V
KA
C738
2.2 50V KA
C743
2.2 50V KA
C744
2.2 50V KA
C735
22 16V KA
C728
1 50V KA
C730
0.1 50V KA
C740
2.2 50V KA
C739
1 50V KA
C713
10 16V KA
C714
10 16V KA
Q705
2SC2412K
BUFFER
Q704
2SC2412K
BUFFER
Q701
2SC2412K
BUFFER
CP901
6035B-06Z002-T
1
2
3
4
5
6
P.CON+9V
GND_SIGNAL
P.CON+5V_W/B
TUNER_AUDIO_L
TUNER_AUDIO_R
TUNER_VIDEO
C.OUT
Y.OUT
FSC_OUT
AUDIO_L
AUDIO_R
EXT_MUTE
CV_IN
SCL
SDA
C IN
Y IN
MONITOR V.OUT
P.CON+5V
FROM/TO COMB FILTER
FROM POWER
TO SOUND
FROM/TO MICON/TUNER
FROM/TO CHROMA/IF
(MAIN PCB)
AV SCHEMATIC DIAGRAM
FROM/TO CHROMA/IF
FSC
GND
0
0
0
0
4.7
4.7
0
5.4
5.2
5.4
4.0
4.8
5.8
4.7
4.7
4.8
4.7
5.4
5.4
4.8
4.8
5.4
4.8
5.4
4.7
5.4
4.8
5.4
PCB010
L3.IN
A.V (FRONT)
VIDEO3.IN
R3.IN
SDA
SCL
GND
ADRESS
MUTE
S2
BIAS
Vcc
S1
0
3.1
2.5
30
31
32
33
5.2
4.6
8.8
2.8
8.8
2.8
28
2.5
9.0 9.0
5.0
5.0
5.4
5.4
29
TMA510