Akai CFTD2052 Service Manual page 46

A B
8
7
NC NC
0.2 0.3
5 4
NC NC
OUT IN GND
1 2 3
0
6 5.2 5.2
D101
1SS133
D104
1SS133
42
5
1
0
4
FROM/TO OPE./AV JACK/REMOCON
CP2201 (CD2201)
A2001WV2-5P
1 REMOCON OUT
2 GND
3 AT+5V
4 P.CON+5V
5 NC
3
FROM/TO OPE./AV JACK/REMOCON
2 CP101 (CD101)
A2001WV2-3P
3 KEY1
2 KEY2
1 GND
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
1
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A B
G-17
C
20
X101
CSTLS16M0X53-A0
2
3 1
22 23
21
NC
NC
2.6 2.9 0 3.9 4.3 0.2 5.1 4.7 5.2 2.4 2.1 0 0 5.2 5.0
41 40 39 38 37 36 35 34 33 32 31 30 29 28
2 3 4 5 6 7 8 9 10 11 12 13 14 15
0 5.2 5.0 3.2 5.1 0 5.2 3.7 3.7 5.2 5.2 0 0
5.1
NC
L102
47uH 0305
R117
4.7K
3.6
H-BUFFER
0
Q101
0
KTC3875S_Y_RTK
R104 C116
10K 1/4W 0.0022 B
ATTENTION
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
C
D E
MICON SCHEMATIC DIAGRAM
(AV PCB)
24
25
4.2 0 0 0 0
27 26 25 24 23 22
16 17 18 19 20 21
2.3 5.2 5.2 4.1 0 5.2
D103
MCL4148
L101
47uH 0305
4.0 4.0 0 5.2
5 6 7 8
4 3 2 1
0 0 0 0
:LES PIECES REPAREES PAR UN ETANT
CAUTION
:SINCE THESE PARTS MARKED BY
DANGEREUSES AN POINT DE VUE SECURITE
CRITICAL FOR SAFETY,USE ONES
N'UTILISER QUE CELLS DECRITES
DESCRIBED IN PARTS LIST ONLY
DANS LA NOMENCLATURE DES PIECES
D E
F G
S_IN_C
C120
100P CH 26
R140
LCDON
OSD_Y
1K C121
SW_U
100P CH
27
R144
OSD_B
SW_V
1K C122
100P CH
28
R141
OSD_G
CVBS1
1K C134
CVBS2/Y
100P CH
29
R145
OSD_R
1K SCALER_V_OUT
SCALER_RESET
OSD_R
OSD_G
V-BUFFER
Q105
KTC3875S_Y_RTK OSD_B
4.9
R159
0.1
OSD_V_SYNC
1K OSD_Y
0
OSD_V_SYNC
OSD_H_SYNC
TV/DVD
R153
OSD_H_SYNC
330
OSD_CLK
HCB2012K-600T25
SCALER_V_OUT
COLOR SIGNAL
LUMINANCE SIGNAL
ARE
B.SIGNAL
G.SIGNAL
R.SIGNAL
F G
H
8
FROM/TO IN/OUT
SCL
SDA
IIC_OFF
START_SW
DVD_RESET
RX
TX
DVD_POWER
CVBS1
CVBS2/Y
SW_U
SW_V
S_IN_C
AV_SW1
7
S_SW
AV_SW2
TO DECODER
CP103 (CP806)
00_6232_007_006_800
C 1
GND 2
CD103
LCDON 3 2H073601
C103
GND 4
39P CH
U/G 5
C109
GND 6
39P CH
6
V/B 7
CP102 (CP805)
00_6232_020_006_800
CVBS1 1
CD102
GND 2
2H0K2401
CVBS2/Y 3
GND 4
SCALER_V_OUT 5
PANEL_ON 6
NC 7
GND 8
OSD_R 9
GND 10 5
OSD_G 11
GND 12
OSD_B 13
GND 14
OSD_Y 15
GND 16
OSD_V 17
OSD_H 18
GND 19
CCD_SW 20
CP104 (CD807)
A2001WV2-2P
B101 4
OSD_CLK 1
GND 2
FROM/TO POWER
GND
AT+5V
LCDON
POWER_ON_H
RESET 3
P.CON+5V
SDA
SCL
FROM/TO SOUND AMP
A_MUTE
SCL
SDA
FROM/TO TUNER/STEREO
2
TV/DVD
AV_SW1
AV_SW2
AFT
SCL
SDA
PCBD20
TMD611
TUNER VIDEO SIGNAL
1
PLAYBACK VIDEO SIGNAL
PLAYBACK LUMINANCE SIGNAL
H
G-18