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In/Out - Akai CFTD2052 Service Manual

Lcd color television/dvd video player
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A
B
8
W832
S_VIDEO
J706
MDC-070V-A_LF
W911
7
YELLOW
J702
NC
MTJ-032-05A-30-FE
WHITE
J703
NC
MTJ-032-05A-32-FE
6
RED
J704
MTJ-032-05A-31-FE
RED
J705
NC
MTJ-032-05A-31-FE
BLUE
J707
NC
HTJ-032-05AS
5
GREEN
J708
NC
HTJ-032-05AG
4
R776
R770
75
1M
1.7
0
NC
NC
1.0
2.3
0
2.3
0
NC
NC
8
7
6
5
4
3
2
3
9
10
11
12
13
14
15
1.7
0
0.1
3.0
5.1
3.0
0
R769
R773
1M
R775
75
R774
2
75
C749
CP703
W816
A2001WV2-4P
16V
47
KA
4
IIC_OFF
3
SDA
2
SCL
C747
1
GND
0.1 B
LUMINANCE SIGNAL
1
COLOR SIGNAL
PLAYBACK VIDEO SIGNAL
PLAYBACK LUMINANCE SIGNAL
R.SIGNAL
B.SIGNAL
A
B
G-21
C
AV1_V_IN
AV1_A_IN_L
AV1_A_IN_R
W823
D_Y
D_Y
SW_Y
SW_U
SW_V
DVD_V
MUTE SW
Q704
KRC104SRTK
0
ZERO
2.6
3.0
3.2
R749
1
4.7K
DVD_AUDIO_OUT_R
MUTE SW.
Q710
DTA143EKA
5.0
16
5.0
MUTE SW
3.0
Q707
-0.2
KTC3875S_Y_RTK
0
R750
-0.3
D_PR
1K
75
DVD_U
0
AV_SW1
D_PB
DVD_AUDIO_OUT_L
DVD_Y
IIC_OFF
0
SDA
R751
SCL
-0.3
1K
0
MUTE SW
Q708
KTC3875S_Y_RTK
AUDIO SIGNAL(PB)
G.SIGNAL
NOTE:THE DC VOLTAGE EACH PART WAS
AUDIO SIGNAL
MEASURED WITH THE DIGITAL TESTER
TUNER VIDEO SIGNAL
DURING PLAYBACK.
DIGITAL AUDIO SIGNAL(PB)
PLAYBACK COLOR SIGNAL
C
D
E
IN/OUT SCHEMATIC DIAGRAM
(AV PCB)
AV2_V_IN
FROM/TO OPE./AV JACK/REMOCON
R702
C716
S_IN_Y
CP705
(CD705)
8.2K
1 F
A2001WV2-8P
1
AV2_V_IN
2
AV2_A_IN_L
R701
C717
3
AV2_A_IN_R
8.2K
1 F
4
GND
S_IN_C
5
SP MUTE
C764
6
HEAD PHONE L+
470P CH
7
5V
C766
S_SW
8
HEAD PHONE R+
470P CH
AV2_V_IN
25V
50V
D_PR
TUNER/AV1/Y SW IC
IC702
NJM2534V
D_PB
C710
0
4.7
AV1_V_IN
25V
10
KA
3.9
6.9
BUFFER
COAXIAL
J701
C712
9.1
4.7
S_IN_Y
MSP-251V-05NI-FE-LF
25V
10
KA
BAIAS
5.7
3.0
AV_SW1
W5RH3.5X5X1.0
0
C733
5.0
R736
S_SW
Q711
10K 1/4W
100P CH
0
DTC144EKA
C719
25V
10
KA
C730
0.0015 B
35
C732
R722
R723
10K
470
50V
22
YK
5.8
5.8
5.8
0
1
2
3
4
-
+
+
5.0
-
0
8
7
6
5
MUTE SW.
0
R745
11.6
5.8
5.8
5.8
Q703
34
C745
DTC124EKA
R744
56 1/4W
470
50V
22
YK
C728
0.0015 B
R746
R747
2.7K
10K
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D
E
F
G
R709
100 1/2W
BUFFER
8.5
Q702
KTC3875S_Y_RTK
BUFFER
8.5
3.0
2.4
Q701
KTC3875S_Y_RTK
3.0
2.4
AV2_A_IN_L
AV2_A_IN_R
SP_MUTE
PHONE_OUT_L
PHONE_OUT_R
V_OUT/YUV SW IC
IC703
MM1501XNRE
C746
L701
5.2
9.1
Vin2
Vcc
10
KA
47uH 0305
0
4.5
CVBS2/Y
GND
V.OUT
C713
5.3
3.3
AV_SW2
Vin1
SW1
1
KA
SW_Y
CVBS1
L703
4.9
100uH 0305
B702
C734
D AUDIO DRIVER
R761
SPIF-134
Q709
0.1 B
1.6
KTC3875S_Y_RTK
1.8K
1.2
R754
75
DVD_POWER
DVD_RESET
START_SW
TX
C718
R721
R712
R_AUDIO
DVD_AUDIO_R RX
10K
470 1/4W
16V
10
KANP
ZERO
SPIF-134
DVD_V
DVD_U
C720
DVD_Y
R719
R715
R713
L_AUDIO
DVD_AUDIO_L
47K
100K
470 1/4W
16V
10
KANP
DVD_AUDIO_L
DVD_AUDIO_R
R716
10K
CAUTION: DIGITAL TRANSISTOR
F
G
H
8
FROM/TO MICON
CVBS1
CVBS2/Y
SW_U
SW_V
7
S_IN_C
AV_SW2
AV_SW1
START_SW
TX
RX
DVD_RESET
DVD_POWER
S_SW
SCL
SDA
IIC_OFF
6
FROM/TO TUNER/STEREO
TU_V_OUT
AV1_A_IN_R
AV1_A_IN_L
AV2_A_IN_R
AV2_A_IN_L
5
DVD_AUDIO_OUT_R
DVD_AUDIO_OUT_L
FROM/TO SOUND AMP
PHONE_OUT_L
PHONE_OUT_R
SP_MUTE
FROM POWER
GND
P.CON+5V
4
P.CON+9V
P.CON+5V_A
FROM/TO AUDIO/VIDEO
CP701
(CD701)
A2001WV2-16P
DVD POWER
16
DVD_RESET
15
3
START_SW
14
D701
TX
13
1SS133
RX
12
ZERO
11
SPIF-134
10
GND
9
[V]C_VIDEO
8
GND
7
[U]_VIDEO
6
GND
5
[Y]Y_VIDEO
4
GND
3
DVD_A_OUT_L
2
2
DVD_A_OUT_R
1
PCBD20
TMD611
CAUTION: DIGITAL TRANSISTOR
1
H
G-22

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